Cut Lane Derby
1 address across 1 postcode (DE21), about 240 m long, classed as a local road. USRN 10800640.
- Prices and rents: A typical home in Derby cost £210,076 in August 2026 (+2.7% on a year); private rents averaged £871 a month.
- Flood: 5 addresses on its postcodes are in areas at high or medium risk of flooding from rivers, the sea or surface water.
- Recorded floods: No recorded flood covers the centre of any of its postcodes.
- Traffic: The busiest counted road within 500 m (0.3 miles), the A61, carries 26,547 motor vehicles a day on average (2025).
- Council tax: Most homes around it are in council tax band A; Band D in Derby costs £2,306 a year in 2026-27.
- Broadband: Gigabit broadband is available to 100% of premises.
- Transport: The nearest railway station is Derby, about 1.7 km (1.1 miles) away in a straight line.
- Green space: The nearest park or garden, Darley Abbey Park, is about 690 m (0.4 miles) away.
- Air: Background air pollution in 2024 was 12.0 µg/m³ of nitrogen dioxide and 7.3 of PM2.5, within UK legal limits.
- Height: It is about 50 m above sea level.
- Noise: 1 of its 1 addresses is modelled at 55 dB or more from road traffic.
- Doctors: The nearest GP surgery is Derwent Valley Medical Practice, about 890 m (0.6 miles) away, with 4 practices within 1.6 km (1 mile).
- People: About 330 people lived in the census areas around it in 2021; 90% of households owned their home and 34% of adults held a degree or other higher qualification.
- Crime: 64 crimes were recorded within 250 m between September 2025 and August 2026, most often violence and sexual offences.
- Road safety: 3 collisions in which someone was hurt were reported on and around it in 2021 to 2025, 2 of them fatal or serious.
£9.99 The Street Dossier Full Report for a home on Cut Lane: its own records, questions to ask the seller and everything on this page, in one PDF. Choose the home
House sales on this street
No sales recorded on this street since January 1995 under this street name.
House prices and rents in Derby
A typical home in Derby cost £210,076 in August 2026, 2.7% more than a year before. That is 17% more than five years earlier and 45% more than ten years earlier.
| Home | Typical price, Aug 2026 |
|---|---|
| Detached | £320,804 |
| Semi-detached | £213,274 |
| Terraced | £169,608 |
| Flat or maisonette | £107,742 |
| Bought by a first-time buyer | £187,817 |
Private renters in Derby paid £871 a month on average in September 2026, 4.7% more than a year before. That is 34% more than five years earlier.
| Home | Average rent a month, Sep 2026 |
|---|---|
| One bedroom | £615 |
| Two bedrooms | £788 |
| Three bedrooms | £949 |
| Four or more bedrooms | £1,318 |
Energy performance certificates
No certificates found for addresses on this street.
Gas and electricity use
The postcode does not have the 5 or more domestic meters needed for figures to be published.
Council tax
What each band costs in Derby in 2026-27: Band D £2,306 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,537 | £1,794 | £2,050 | £2,306 | £2,818 | £3,331 | £3,843 | £4,612 |
Homes by band in the neighbourhood around this street: most are in band A (41% of about 880 homes).
Planning and heritage
- Conservation area: no postcode centre in this street's postcodes is in one.
- Listed buildings on or by this street: none.
- Article 4 direction (removing permitted development rights): none recorded, though not every council has published theirs.
- Tree preservation orders: none recorded, though not every council has published theirs.
- Green belt: no.
Brownfield land registered for housing within 1 km (0.6 miles)
- Aida Bliss Factory, City Road, Derby, not permissioned (570 m (0.4 miles))
- Former Anochrome Jigs site, 8-14 Mansfield Road, Derby, permissioned (600 m (0.4 miles))
- Britannia Court, Duke Street, Derby, permissioned (670 m (0.4 miles))
- Bio House, Derwent Street, Derby, not permissioned (870 m (0.5 miles))
- St Helen’s House, King Street, permissioned (1 km (0.6 miles))
Energy projects nearby
2 energy projects near the street's postcodes.
| Project | Kind | Size | Stage | Distance |
|---|---|---|---|---|
| Sinfin Lane Derby 05/09/00571 | Advanced Conversion Technologies | 7.5 MW | Operational Feb 2018 | 4.4 km (2.7 miles) |
| Derby Sewage Treatment Works Derby 09/10/01144 | Wind 2 turbines | 5 MW | Operational May 2014 | 4.5 km (2.8 miles) |
Planned projects can change or not go ahead; search the planning authority's applications by the reference shown for the plans, conditions and any objections. Construction brings traffic for some months; once built, solar farms and batteries are usually quiet, while turbines and waste plants can be seen or heard further away.
Roadworks
No street works under way, planned or finished in the last three months on this street, in permits up to 31 October 2026.
Flood risk
Rivers, the sea or surface water: in this street's postcodes, 4 addresses are in areas at high risk, 1 at medium risk and 4 at low risk. Each address counts once, at the higher of its rivers-and-sea and surface-water risk.
Rivers and the sea alone: no home is in an area at risk.
High: 3.3% (1 in 30) or more chance of flooding a year. Medium: 1% to 3.3%. Low: 0.1% to 1%. Very low: under 0.1%. The rivers and sea figures allow for flood defences. Counts cover whole postcodes, which can include other streets.
Flood zone for planning: no postcode centre is in flood zone 2 or 3.
Recorded floods
No recorded flood covers the centre of this street's postcodes.
Recorded floods are where floodwater was seen or surveyed after a flood. Many floods were never mapped, an outline over a postcode's centre does not mean every home in it flooded, and homes outside one may have. Ask the seller whether the home itself has flooded.
Coastal erosion
No projected coastal erosion zone is within 1 km (0.6 miles) of the street's postcodes.
Storm overflows
No storm overflow outlet is within 1 km (0.6 miles) of the street's postcodes.
Coal mining
No postcode centre here is in a coalfield: the Mining Remediation Authority records no coal mining risk here.
Radon
The postcode is in a 1 km square in the lowest band of radon potential: fewer than 1 home in 100 is estimated to be at or above the Action Level. It is not a radon Affected Area.
Historic landfill
No historic landfill site is within 500 m (0.3 miles) of the street's postcodes.
Height above sea level
The street's address is about 50 m above sea level.
Broadband
| Postcode | Superfast (30 Mbit/s+) | Ultrafast (300 Mbit/s+) | Gigabit | Below 10 Mbit/s |
|---|---|---|---|---|
| DE21 4BE | 100% | 100% | 100% | 0% |
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway stations | Derby 4.1 million journeys in 2024–25 | 1.7 km (1.1 miles) |
| Peartree 5,260 journeys in 2024–25 | 3.9 km (2.4 miles) | |
| Spondon 47,000 journeys in 2024–25 | 4.4 km (2.7 miles) | |
| Bus stops | 7 stops within 400 m (0.2 miles), 17 within 800 m (0.5 miles); nearest Caesar Street Little Chester | 270 m |
| Bus or coach station | Bus Station Derby | 1.1 km (0.7 miles) |
| Car parks | NCP | 1.3 km (0.8 miles) |
| EV charging points | 7 within 1.6 km (1 mile); nearest bp pulse Charging Station | 600 m (0.4 miles) |
| Airport with scheduled flights | East Midlands Airport EMA | 14.6 km (9.1 miles) |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | 4 practices within 1.6 km (1 mile); nearest Derwent Valley Medical Practice Good Dec 2016 | 890 m (0.6 miles) |
| Pharmacies | 8 pharmacies within 1.6 km (1 mile); nearest Chaddesden Pharmacy | 880 m (0.5 miles) |
| NHS dentists | 6 practices within 1.6 km (1 mile); nearest Derwent Valley Dental Surgery | 880 m (0.5 miles) |
| Hospital | Florence Nightingale Community Hospital Cdc | 2 km (1.2 miles) |
| Care homes | 10 homes within 1.6 km (1 mile); nearest Derwent View Outstanding Oct 2019 | 880 m (0.5 miles) |
| Police station | Derbyshire Constabulary Divisional Headquarters | 440 m (0.3 miles) |
| Cash machines | Derby Market Place | 1.1 km (0.7 miles) |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | 1 within 800 m (0.5 miles); nearest Darley Abbey Park 26 ha | 690 m (0.4 miles) |
| Play area | 3 within 800 m (0.5 miles); nearest Unnamed 1,070 m² | 480 m (0.3 miles) |
| Playing field | 2 within 800 m (0.5 miles); nearest Chester Green 4.9 ha | 280 m |
| Allotments | Little Chester Allotments 4.4 ha | 880 m (0.5 miles) |
Within 800 m (0.5 miles): 1 park or garden, 26 hectares in all.
Landmarks
The nearest historic landmark is Derby Racecourse Roman vicus and cemetery, a scheduled monument, 430 m (0.3 miles) north-east. 27 listed buildings are within 1 km (0.6 miles), 3 of them Grade I and 3 of them Grade II*.
| Name | What it is | From the middle of the street |
|---|---|---|
| Derby Racecourse Roman vicus and cemetery | Scheduled monument | 430 m (0.3 miles) north-east |
| Roman bath house at Parker's Piece | Scheduled monument | 580 m (0.4 miles) west |
| Littlechester Roman site | Scheduled monument | 610 m (0.4 miles) north-west |
| Stone House Prebend | Listed building, Grade II* | 650 m (0.4 miles) west |
| St Marys Bridge | Listed building, Grade II* | 720 m (0.4 miles) south-west |
| St Marys Bridge Chapel | Listed building, Grade I | 760 m (0.5 miles) south-west |
| Bakewell's Gates at The Silk Mill Industrial Museum | Listed building, Grade I | 880 m (0.5 miles) south-west |
| Nottingham Road Cemetery | Registered park or garden, Grade II | 1.6 km (1 mile) south-east |
| The Old Cemetery, Derby | Registered park or garden, Grade II | 2.3 km (1.4 miles) south-west |
| Name | What it is | From the middle of the street |
|---|---|---|
| Mill Fleam | Lake or reservoir | 1.3 km (0.8 miles) south |
| Nooney's Pond | Lake or reservoir | 1.7 km (1.1 miles) north |
| Nut Wood | Wood | 1.8 km (1.1 miles) north |
| Mill Pond | Lake or reservoir | 1.9 km (1.2 miles) west |
| Holme Nook | Island | 2.1 km (1.3 miles) north |
| Markeaton Hill | Hill | 3 km (1.9 miles) west |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 12.0 | 40 | 10 |
| Fine particles (PM2.5) | 7.3 | 20 | 5 |
| Particles (PM10) | 11.6 | 40 | 15 |
All three are within the UK legal limits; nitrogen dioxide and PM2.5 are above the WHO guideline, as in most towns and cities.
Road and rail noise
| Level | Road traffic | Railways |
|---|---|---|
| 60 to 64 | 1 | 0 |
| Under 55 | 0 | 1 |
1 of the street's 1 addresses is modelled at 55 dB or more from road traffic, above the WHO guidelines.
Climate, daylight and earthquakes
Monthly temperatures and rainfall, sunrise and sunset through the year, and earthquakes recorded nearby since 1970 are much the same across the area, so they are worked out once for Derby: see them on the Derby page.
Nearest schools
| School | Phase | Ages | Distance | Inspection | Exam results |
|---|---|---|---|---|---|
| Landau Forte College | Secondary | 11–19 | 640 m (0.4 miles) | Outstanding (Mar 2024, overall grade under the previous framework) | GCSE 2026 (provisional): Attainment 8 51.6 (55.4 in 2025 and 54.1 in 2024); 55.7% grade 5+ in English and maths A level 2025: average grade B-; 29.3% AAB or better; progress average |
| Derwent Primary School | Primary | 3–11 | 670 m (0.4 miles) | Report card (Mar 2026): Curriculum and teaching: Urgent improvement; Achievement: Urgent improvement; Attendance and behaviour: Needs attention; Personal development and wellbeing: Expected standard; Inclusion: Urgent improvement; Leadership and governance: Urgent improvement; Early years: Needs attention; Safeguarding standards: Met | 29% at the expected standard in reading, writing and maths, 5% at the higher standard (2025; 21% in 2024 and 27% in 2023) |
| Beaufort Primary School | Primary | 3–11 | 750 m (0.5 miles) | Requires improvement (Nov 2023, overall grade under the previous framework) | 47% at the expected standard in reading, writing and maths, 5% at the higher standard (2025; 34% in 2024 and 51% in 2023) |
| Central Community Nursery School | Nursery | 0–5 | 1.3 km (0.8 miles) | Report card (Feb 2026): Curriculum and teaching: Needs attention; Achievement: Needs attention; Attendance and behaviour: Urgent improvement; Personal development and wellbeing: Needs attention; Inclusion: Needs attention; Leadership and governance: Urgent improvement; Safeguarding standards: Not met | |
| Roe Farm Primary School | Primary | 3–11 | 1.3 km (0.8 miles) | Good (Jun 2024, overall grade under the previous framework) | 40% at the expected standard in reading, writing and maths, 0% at the higher standard (2025; 33% in 2024 and 50% in 2023) |
| St Mary's Catholic Voluntary Academy Roman Catholic | Primary | 3–11 | 1.5 km (0.9 miles) | Good (Jan 2023, overall grade under the previous framework) | 67% at the expected standard in reading, writing and maths, 15% at the higher standard (2025; 80% in 2024 and 71% in 2023) |
| Castleward Spencer Academy | Primary | 3–11 | 1.5 km (0.9 miles) | Outstanding (Jul 2024, overall grade under the previous framework) | None published |
| Whitecross Nursery School | Nursery | 2–4 | 1.5 km (0.9 miles) | No published inspection | |
| Markeaton Primary School | Primary | 4–11 | 1.6 km (1 mile) | No overall grade (Nov 2024, graded inspection without an overall judgement): Quality of education: Good; Behaviour and attitudes: Outstanding; Personal development: Outstanding; Leadership and management: Good | 66% at the expected standard in reading, writing and maths, 7% at the higher standard (2025; 68% in 2024 and 56% in 2023) |
| Da Vinci Academy | Secondary | 11–16 | 1.7 km (1.1 miles) | Report card (Feb 2026): Curriculum and teaching: Needs attention; Achievement: Needs attention; Attendance and behaviour: Expected standard; Personal development and wellbeing: Expected standard; Inclusion: Expected standard; Leadership and governance: Expected standard; Safeguarding standards: Met | GCSE 2026 (provisional): Attainment 8 35.0 (34.7 in 2025 and 32.2 in 2024); 25% grade 5+ in English and maths |
| Derby College | 16 plus | 16–99 | 1.7 km (1.1 miles) | No published inspection | A level 2025: average grade C; 6.5% AAB or better; progress average |
| Saint Benedict, A Catholic Voluntary Academy Roman Catholic | Secondary | 11–19 | 1.8 km (1.1 miles) | No published inspection | GCSE 2026 (provisional): Attainment 8 48.4 (45.3 in 2025 and 49.3 in 2024); 43.7% grade 5+ in English and maths A level 2025: average grade C+; 8% AAB or better; progress average |
Exam results are from the Department for Education's school performance tables (Explore Education Statistics, Open Government Licence), for all pupils at each school. The middle school in England had 63% at the expected standard at the end of primary school (2025), Attainment 8 of 46.0 at GCSE (2026) and an A level average of C+ (2025). Attainment 8 adds up a pupil's grades in eight GCSEs, with English and maths counted twice (90 is the most), averaged over the school's pupils. Progress 8 compares pupils with others who had the same results at the end of primary school; it is not published for GCSEs in 2025 and 2026, as those pupils sat no primary tests during the pandemic. Small year groups swing from year to year, and figures for very small ones are withheld.
Nurseries and childcare
The ten nearest nurseries, pre-schools and clubs are all within 1.4 km (0.9 miles); the nearest is 370 m from the middle of the street.
| Provider | Kind | Places | Latest inspection | Distance |
|---|---|---|---|---|
| Sunny Days Nursery DE21 4AA | Full day care | 45 | Good (Apr 2023, overall grade under the previous framework) | 370 m |
| Soccerstars Holiday Camp @ Landau Forte College DE1 2LF | Out-of-school day care (over fives) | Not inspected yet | 640 m (0.4 miles) | |
| Nuffield Health Creche Derby DE21 6DA | Sessional day care (over fives) | Not inspected yet | 660 m (0.4 miles) | |
| Derwent Stepping Stones DE21 6AH | Full day care | 128 | Good (Jan 2024, overall grade under the previous framework) | 880 m (0.5 miles) |
| Kip McGrath Derby North DE21 6JL | Out-of-school day care (over fives) | Not inspected yet | 1 km (0.6 miles) | |
| Woodlands PDN DE22 1BJ | Full day care | 118 | Good (Jun 2023, overall grade under the previous framework) | 1.1 km (0.7 miles) |
| The Orange Tree Day Nursery @ Derby DE22 1AE | Full day care | 126 | Not inspected yet | 1.1 km (0.7 miles) |
| The Early Years Academy Derby DE22 1AF | Full day care | 104 | Outstanding (Feb 2023, overall grade under the previous framework) | 1.1 km (0.7 miles) |
| Soccerstarsuk DRC DE22 1EB | Out-of-school day care (over fives) | Not inspected yet | 1.2 km (0.8 miles) | |
| Just for Us out of hours club DE1 1RS | Out-of-school day care (over fives) | Not inspected yet | 1.4 km (0.9 miles) |
Ofsted also registers 92 childminders and 13 home childcarers (nannies) in Derby. It does not publish their addresses, so they cannot be shown here; the council's family information service lists those taking children.
Food hygiene ratings nearby
| Business | Type | Distance | Rating | Rated |
|---|---|---|---|---|
| Simply The Best Mobile Caterer DE21 4BA | Mobile caterer | 250 m | 4 Good | 2 Feb 2023 |
| Assa’s Shop Limited DE1 3RA | Takeaway/sandwich shop | 250 m | 5 Very good | 11 Dec 2024 |
| Evergreen Garden DE1 3RA | Takeaway/sandwich shop | 250 m | 3 Generally satisfactory | 2 Jun 2025 |
| Londis - Derby DE21 4BD | Retailers - other | 260 m | 5 Very good | 1 Jul 2024 |
| The Base Bar DE21 4BB | Restaurant/Cafe/Canteen | 260 m | 5 Very good | 20 Mar 2024 |
| Crumbs on the Green DE1 3SF | Takeaway/sandwich shop | 300 m | 3 Generally satisfactory | 16 Jun 2025 |
| Mfg Londis Whittleway DE21 4RX | Retailers - other | 310 m | 5 Very good | 17 May 2023 |
| Zackasnack DE21 4SZ | Mobile caterer | 390 m | 4 Good | 3 Jul 2026 |
| Little Chester Ale House DE1 3SF | Pub/bar/nightclub | 390 m | 3 Generally satisfactory | 2 Feb 2024 |
| Scoffers DE1 2BU | Mobile caterer | 430 m (0.3 miles) | 5 Very good | 17 Jul 2024 |
| Zo&Co Catering DE1 2BU | Mobile caterer | 430 m (0.3 miles) | Awaiting inspection | |
| Tioga Ltd DE1 3TN | Restaurant/Cafe/Canteen | 470 m (0.3 miles) | 4 Good | 10 Aug 2023 |
Crime within 250 m
| Category | Crimes |
|---|---|
| Violence and sexual offences | 32 |
| Other theft | 10 |
| Anti-social behaviour | 9 |
| Public order | 4 |
| Shoplifting | 2 |
| Vehicle crime | 2 |
| Criminal damage and arson | 2 |
| Burglary | 1 |
| Other crime | 1 |
| Drugs | 1 |
Most of these are attached to: On or near Auriga Court (21); On or near Cut Lane (17); On or near Caesar Street (14); On or near Drage Street (5); On or near Cardean Close (5).
Road safety
3 collisions in which someone was hurt were reported on and around the street in 2021 to 2025: 0 fatal, 2 serious and 1 slight, in which 2 people were seriously hurt. 2 involved a motorcyclist. 33% happened in the dark. Most were on roads with a 60 mph limit.
| Year | Collisions | Fatal or serious |
|---|---|---|
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 2 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| Date | Severity | Who was hurt | Road | Conditions |
|---|---|---|---|---|
| 4 Jul 2024 23:45 | Slight | 1 person | A61, 60 mph | Dark, street lights on |
| 16 Oct 2023 16:55 | Serious | 1 person: 1 motorcyclist | A61, 60 mph | Daylight |
| 29 Aug 2023 12:00 | Serious | 1 person: 1 motorcyclist | A61, 60 mph | Daylight |
Only collisions in which someone was hurt and which the police were told about are here: damage-only collisions and near misses are not, and some injuries are never reported. Positions are recorded by the police, usually to within a few metres. Each year's figures are published the following September.
Traffic on nearby roads
The busiest counted road within 500 m (0.3 miles) is the A61 between A52 and A608, with 26,547 motor vehicles a day on average in 2025, 80 m from the street's postcodes.
| Road | Between | Vehicles a day | Lorries | Ten years before | Distance |
|---|---|---|---|---|---|
| A61 | A52 to A608 | 26,547 estimated; counted 2024 | 4% | +1% since 2015 | 80 m |
Each figure is the annual average daily flow: the motor vehicles passing the count point, both ways, on an average day of the year. A point is counted by hand on a weekday every few years and estimated from the trend on similar roads in between. Lorries are heavy goods vehicles, as a share of all motor vehicles.
People and work
Who lives here
| Around this street | England | |
|---|---|---|
| Median age | 41 | 40 |
| Children under 15 | 16% | 17% |
| Aged 65 and over | 18% | 18% |
Homes
| Around this street | England | |
|---|---|---|
| Owned (outright or with a mortgage) | 90% | 61% |
| Owned outright | 45% | 33% |
| Shared ownership | 0% | 1% |
| Social rented | 2% | 17% |
| Private rented | 8% | 21% |
Work and commuting
| Around this street | England | |
|---|---|---|
| Adults (16 and over) in work | 63% | 57% |
| Unemployment (of those working or looking for work) | 3% | 6% |
| Retired (of adults) | 20% | 22% |
| Long-term sick or disabled (of adults) | 1% | 4% |
| Work mainly from home (of those in work) | 28% | 32% |
| Travel to work by car or van | 58% | 48% |
| By train, Underground, metro or tram | 0% | 4% |
| By any public transport, including bus | 4% | 8% |
| On foot or by bicycle | 7% | 10% |
| Work within 10 km (6 miles) of home (of those who travel to work) | 71% | 65% |
| Work 30 km (19 miles) or more away | 7% | 8% |
Education and languages
| Around this street | England | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 34% | 34% |
| No qualifications | 11% | 18% |
| Apprenticeship as highest qualification | 9% | 5% |
| Main language English (aged 3 and over) | 96% | 91% |
| Cannot speak English well or at all | under 1% | 2% |
Deprivation
The neighbourhood around this street is in decile 4 of 10 on the English Indices of Deprivation 2025, where 1 is the most deprived tenth of England's 33,755 neighbourhoods and 10 the least.
What has changed
Nothing new since the change feed started on 30 October 2026. New sales and energy certificates, and hygiene ratings, school inspections and flood figures nearby, will be listed here as the sources update.
Postcodes on this street
- DE21 4BE: 1 address of 36 in the postcode
Nearby streets
St Marys Wharf Road · Drage Street · Euston Drive · Auriga Court · Cardean Close · Roman Road · Caesar Street · Kentish Court · Adler Court · Waterloo Court · St Marks Road · Vivian Street
What this page cannot tell you
- Whether a particular house is at risk of flooding, subsiding or anything else: the flood map is a model of areas and there is no property-level data here.
- What a home is worth now: sales are historic prices for the homes that happened to sell.
- How safe the street is: crime points are moved to anonymised locations and many crimes are never reported; road collisions count only those in which someone was hurt and the police were told.
- Whether you would get a place at a school: distances are straight lines, not catchments.
- Who lives on the street now: census figures describe the small areas around it in March 2021, during a lockdown.
- How long a journey takes or how often anything runs: transport distances are straight lines to the nearest stops.
- Whether a GP practice is taking new patients, or a dentist new NHS patients.
- How loud a home is inside, or noise from industry, neighbours or smaller airfields: noise figures are models of road, rail and air traffic outside.
How each figure on this page is matched to the street and worked out: methodology.