Clothall Road Baldock, North Hertfordshire
79 addresses across 10 postcodes (SG7), about 770 m (0.5 miles) long, classed as a a road. USRN 27925037.
- Sales: 96 recorded sales since 1995; in 2026 the median was £300,000 across 1 sale.
- Energy: 34 homes have an energy certificate (C: 8, D: 19, E: 7).
- Flood: 60 addresses on its postcodes are in areas at high or medium risk of flooding from rivers, the sea or surface water.
- Council tax: Most homes around it are in council tax band C; Band D in North Hertfordshire costs £2,449 a year in 2026-27.
- Broadband: Gigabit broadband is available to 86% to 100% of premises.
- Transport: The nearest railway station is Baldock, about 580 m (0.4 miles) away in a straight line.
- Green space: The nearest park or garden, Clothall Common, is about 290 m away.
- Air: Background air pollution in 2024 was 9.0 µg/m³ of nitrogen dioxide and 7.4 of PM2.5, within UK legal limits.
- Height: Its addresses are 62 to 74 m above sea level.
- Noise: 69 of its 79 addresses are modelled at 55 dB or more from road traffic.
- Doctors: The nearest GP surgery is The Baldock Surgery, about 350 m away.
- People: About 1,760 people lived in the census areas around it in 2021; 70% of households owned their home and 41% of adults held a degree or other higher qualification.
- Crime: 28 crimes were recorded within 250 m between September 2025 and August 2026, most often violence and sexual offences.
Sales on this street
| Year | Sales | Median price | Lowest | Highest |
|---|---|---|---|---|
| 2026 | 1 | £300,000 | £300,000 | £300,000 |
| 2025 | 3 | £737,750 | £265,000 | £840,000 |
| 2024 | 2 | £315,000 | £310,000 | £320,000 |
| 2022 | 1 | £285,000 | £285,000 | £285,000 |
| 2021 | 4 | £353,500 | £240,000 | £650,000 |
| 2019 | 3 | £400,000 | £242,000 | £810,500 |
| 2018 | 3 | £603,000 | £380,000 | £805,000 |
| 2017 | 2 | £496,500 | £243,000 | £750,000 |
| 2016 | 3 | £210,000 | £209,000 | £905,000 |
| 2015 | 3 | £395,000 | £191,500 | £465,500 |
| 2014 | 2 | £167,750 | £147,500 | £188,000 |
| 2013 | 2 | £180,000 | £155,000 | £205,000 |
| Date | Address | Type | Price | Notes |
|---|---|---|---|---|
| 21 May 2026 | 101 SG7 6PD | Terraced | £300,000 | |
| 5 Dec 2025 | 75 SG7 6PD | Semi-detached | £737,750 | |
| 8 Jul 2025 | 89 SG7 6PD | Terraced | £265,000 | |
| 27 Mar 2025 | 11 SG7 6PB | Detached | £840,000 | |
| 20 Nov 2024 | WHITEHORSE SERVICE STATION SG7 6PD | Other | £2,100,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 20 Nov 2024 | WHITEHORSE SERVICE STATION SG7 6PD | Other | £520,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 1 Jul 2024 | 99 SG7 6PD | Terraced | £310,000 | |
| 2 May 2024 | 101 SG7 6PD | Terraced | £320,000 | |
| 28 Mar 2022 | 97 SG7 6PD | Terraced | £285,000 | |
| 2 Jun 2021 | 99 SG7 6PD | Terraced | £252,000 | |
| 14 May 2021 | 61 SG7 6PD | Detached | £650,000 | |
| 29 Jan 2021 | 87 SG7 6PD | Terraced | £240,000 | |
| 8 Jan 2021 | 73 SG7 6PD | Semi-detached | £455,000 | |
| 6 Sep 2019 | 4 SG7 6PB | Detached | £810,500 | |
| 12 Jul 2019 | 97 SG7 6PD | Terraced | £242,000 | |
| 25 Jan 2019 | 35 SG7 6PE | Semi-detached | £400,000 | |
| 20 Aug 2018 | 13 SG7 6PB | Detached | £805,000 | |
| 20 Jul 2018 | 2B SG7 6PB | Detached | £603,000 | |
| 2 Feb 2018 | 5 SG7 6PB | Detached | £380,000 | |
| 29 Aug 2017 | 93 SG7 6PD | Terraced | £243,000 | |
| 2 Jun 2017 | 19 SG7 6PB | Detached | £750,000 | |
| 18 Jul 2016 | 2 SG7 6PB | Detached | £905,000 | |
| 10 May 2016 | 99 SG7 6PD | Terraced | £210,000 | |
| 19 Feb 2016 | 97 SG7 6PD | Terraced | £209,000 | |
| 20 Mar 2015 | 101 SG7 6PD | Terraced | £191,500 | |
| 13 Mar 2015 | 2A SG7 6PB | Detached | £465,500 | |
| 19 Feb 2015 | 9 SG7 6PB | Detached | £395,000 | |
| 12 Sep 2014 | 87 SG7 6PD | Terraced | £188,000 | |
| 28 Mar 2014 | FLAT 2, ICKNIELD COURT SG7 6PS | Flat or maisonette | £147,500 | Leasehold. |
| 28 Jun 2013 | 45 SG7 6PE | Terraced | £205,000 | |
| 25 Feb 2013 | FLAT 3, ICKNIELD COURT SG7 6PS | Flat or maisonette | £155,000 | Leasehold. |
| 24 Sep 2012 | 73 SG7 6PD | Semi-detached | £388,000 | |
| 23 Aug 2012 | 33 SG7 6PE | Semi-detached | £390,000 | |
| 17 Aug 2012 | 77 SG7 6PD | Semi-detached | £390,000 | |
| 22 May 2012 | 85 SG7 6PD | Terraced | £170,000 | |
| 6 Jan 2012 | 13 SG7 6PB | Detached | £550,000 | |
| 6 Jan 2012 | 2B SG7 6PB | Detached | £420,000 | |
| 23 Jul 2010 | 63 SG7 6PD | Detached | £440,000 | |
| 10 Nov 2009 | 2 SG7 6PB | Detached | £490,000 | |
| 30 May 2008 | 89 SG7 6PD | Terraced | £150,000 | |
| 24 Jan 2008 | 97 SG7 6PD | Terraced | £138,000 | |
| 11 Dec 2007 | 11 SG7 6PB | Detached | £500,000 | |
| 27 Nov 2007 | FLAT 3, ICKNIELD COURT SG7 6PS | Flat or maisonette | £150,000 | Leasehold. |
| 22 Nov 2007 | 77 SG7 6PD | Semi-detached | £369,950 | |
| 9 Nov 2007 | 55 SG7 6PE | Terraced | £188,250 | |
| 13 Jul 2007 | 85 SG7 6PD | Terraced | £170,000 | |
| 28 Mar 2007 | 79 SG7 6PD | Semi-detached | £327,500 | |
| 9 Feb 2007 | FLAT 4, ICKNIELD COURT SG7 6PS | Flat or maisonette | £147,000 | Leasehold. |
| 25 Aug 2006 | 33 SG7 6PE | Semi-detached | £295,000 | |
| 19 Jul 2006 | 87 SG7 6PD | Terraced | £138,000 |
Energy performance certificates
34 homes with a current certificate; median floor area 91 m². Most common: House, detached (10); House, mid-terrace (9); House, semi-detached (6). Built: 1930-1949 (15); 1900-1929 (8); before 1900 (6). Tenure at assessment: owner-occupied (20); rented (private) (4); rented (social) (3).
Each home's certificates and sales (19 addresses)
- 2, Clothall Road
- 2a, Clothall Road
- 4, Clothall Road
- 5, Clothall Road
- 9, Clothall Road
- 13, Clothall Road
- 19, Clothall Road
- 33, Clothall Road
- 35, Clothall Road
- 47, Clothall Road
- 49, Clothall Road
- 53, Clothall Road
- 61, Clothall Road
- 63, Clothall Road
- 73, Clothall Road
- 85, Clothall Road
- 93, Clothall Road
- 95, Clothall Road
- Flat 2 Icknield Court, Clothall Road
Council tax
What each band costs in North Hertfordshire in 2026-27: Band D £2,449 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,632 | £1,904 | £2,176 | £2,449 | £2,993 | £3,537 | £4,081 | £4,897 |
Homes by band in the neighbourhoods around this street: most are in band C (28% of about 3,140 homes).
Planning and heritage
- Conservation area: no postcode centre in this street's postcodes is in one.
- Listed buildings on or by this street: 12.
- 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: yes, North Hertfordshire.
Listed buildings
- 18, WHITEHORSE STREET, grade II
- 25, HIGH STREET, grade II
- 33, 35 AND 35A, HIGH STREET, grade II
- 37 AND 38B, HIGH STREET, grade II
- 40 AND 42, WHITEHORSE STREET, grade II
- 41, HIGH STREET, grade II
- 41A, HIGH STREET, grade II
- 41B, HIGH STREET, grade II
- 44, WHITEHORSE STREET, grade II
- 50 AND 52, HIGH STREET, grade II
- RABAN COURT, grade II
- THE COCK PUBLIC HOUSE, grade II
Brownfield land registered for housing within 1 km (0.6 miles)
- Deans Yard, South Road, Baldock: up to 20 homes, not permissioned (330 m)
- 20 High Street Baldock Hertfordshire SG7 6AX: up to 14 homes, permissioned (370 m)
- Station Road/Royston Road, Baldock, permissioned (450 m (0.3 miles))
- Land at Icknield Way, Baldock: up to 26 homes, permissioned (710 m (0.4 miles))
Roadworks
Planned, as of 31 October 2026
- 29 November 2026: BT, Utility asset works, two-way signals, on the footway (minor works)
Finished in the last three months
- 12 October 2026: HERTFORDSHIRE COUNTY COUNCIL, Highway repair and maintenance works, stop/go boards, on the footway (immediate - urgent works)
- 4 August 2026 to 6 August 2026: AFFINITY WATER - C, Utility repair and maintenance works, no carriageway incursion, on the verge (minor works)
Flood risk
Rivers, the sea or surface water: in this street's postcodes, 51 addresses are in areas at high risk, 9 at medium risk and 24 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 on this street is in flood zone 2 or 3.
| Postcode | Planning zone | Addresses at high / medium / low risk | Groundwater |
|---|---|---|---|
| SG7 6PD | not in 2 or 3 | 3 / 1 / 8 | unlikely |
| SG7 6PB | not in 2 or 3 | 14 / 2 / 2 | unlikely |
| SG7 6PE | not in 2 or 3 | 6 / 1 / 6 | unlikely |
| SG7 6PS | not in 2 or 3 | 2 / 0 / 0 | unlikely |
| SG7 6DN | not in 2 or 3 | 5 / 0 / 1 | unlikely |
| SG7 6DW | not in 2 or 3 | 6 / 1 / 1 | unlikely |
| SG7 6FN | not in 2 or 3 | 11 / 1 / 2 | unlikely |
| SG7 6PN | not in 2 or 3 | 4 / 3 / 4 | unlikely |
| SG7 6RB | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| SG7 6RS | not in 2 or 3 | 0 / 0 / 0 | unlikely |
Height above sea level
The street's 79 addresses are between 62 m and 74 m above sea level (66 m on average); the ground rises about 12 m from the lowest to the highest.
Broadband
| Postcode | Superfast (30 Mbit/s+) | Ultrafast (300 Mbit/s+) | Gigabit | Below 10 Mbit/s |
|---|---|---|---|---|
| SG7 6DN | 100% | 86% | 86% | 0% |
| SG7 6DW | 100% | 100% | 100% | 0% |
| SG7 6FN | 100% | 100% | 100% | 0% |
| SG7 6PB | 100% | 95% | 95% | 0% |
| SG7 6PD | 100% | 100% | 100% | 0% |
| SG7 6PE | 100% | 100% | 100% | 0% |
| SG7 6PN | 100% | 100% | 100% | 0% |
| SG7 6PS | 100% | 100% | 100% | 0% |
| SG7 6RB | 100% | 100% | 100% | 0% |
| SG7 6RS | 100% | 100% | 100% | 0% |
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway stations | Baldock 569,000 journeys in 2024–25 | 580 m (0.4 miles) |
| Letchworth Garden City 1.8 million journeys in 2024–25 | 3.3 km (2.1 miles) | |
| Hitchin 2.9 million journeys in 2024–25 | 6.8 km (4.2 miles) | |
| Bus stops | 9 stops within 400 m (0.2 miles), 27 within 800 m (0.5 miles); nearest Pinnocks Lane Baldock | 100 m |
| Bus or coach station | Bus Station Stevenage | 9.8 km (6.1 miles) |
| EV charging points | 1 within 1.6 km (1 mile); nearest Osprey Charging Station | 400 m (0.2 miles) |
| Airport with scheduled flights | London Luton Airport LTN | 18 km (11 miles) |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | 1 practices within 1.6 km (1 mile); nearest The Baldock Surgery | 350 m |
| Pharmacies | 2 pharmacies within 1.6 km (1 mile); nearest Astonia Pharmacy | 350 m |
| NHS dentists | 3 practices within 1.6 km (1 mile); nearest High Street Dental Surgery | 260 m |
| Hospital | The Lister Hospital | 7.4 km (4.6 miles) |
| Police station | Letchworth Police Station | 3.4 km (2.1 miles) |
| Cash machines | MFG - Jackmans Cashzone | 2.5 km (1.6 miles) |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | 4 within 800 m (0.5 miles); nearest Clothall Common 8,740 m² | 290 m |
| Largest park within 800 m (0.5 miles) | Ivel Springs Local Nature Reserve 15 ha | 670 m (0.4 miles) |
| Play area | 2 within 800 m (0.5 miles); nearest Unnamed 2,200 m² | 580 m (0.4 miles) |
| Playing field | 2 within 800 m (0.5 miles); nearest Bakers Close Playing Field 1.8 ha | 110 m |
| Allotments | 2 within 800 m (0.5 miles); nearest Clothall Road Allotment Gardens 1.4 ha | 410 m (0.3 miles) |
Within 800 m (0.5 miles): 4 parks and gardens, 17 hectares in all.
Landmarks
The nearest historic landmark is Romano-British small town and Late Iron Age settlement at Baldock, a scheduled monument, 140 m east. 102 listed buildings are within 1 km (0.6 miles), 1 of them Grade I and 8 of them Grade II*.
| Name | What it is | From the middle of the street |
|---|---|---|
| Romano-British small town and Late Iron Age settlement at Baldock | Scheduled monument | 140 m east |
| 23 and 23A, High Street | Listed building, Grade II* | 290 m west |
| Manor House | Listed building, Grade II* | 330 m west |
| Halford House | Listed building, Grade II* | 370 m west |
| Manor House | Listed building, Grade II* | 400 m (0.2 miles) west |
| Settlement site S of Blackhorse Farm | Scheduled monument | 1 km (0.6 miles) north-west |
| Henge 500m north west of Bush Wood | Scheduled monument | 2 km (1.2 miles) south |
| Howard Park and Gardens, Letchworth | Registered park or garden, Grade II | 3 km (1.9 miles) south-west |
| Name | What it is | From the middle of the street |
|---|---|---|
| Western Lake | Lake or reservoir | 1.9 km (1.2 miles) south-west |
| Windmill Hill | Hill | 1.9 km (1.2 miles) south-east |
| Newfield Hill | Hill | 2.1 km (1.3 miles) south-east |
| Norton Pond | Lake or reservoir | 2.1 km (1.3 miles) west |
| Bird Hill | Hill | 2.2 km (1.3 miles) south-east |
| Jackman's Plantation | Wood | 2.4 km (1.5 miles) south-west |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 9.0 | 40 | 10 |
| Fine particles (PM2.5) | 7.4 | 20 | 5 |
| Particles (PM10) | 11.9 | 40 | 15 |
All three are within the UK legal limits; PM2.5 is above the WHO guideline, as in most towns and cities.
Road and rail noise
| Level | Road traffic | Railways |
|---|---|---|
| 70 to 74 | 2 | 0 |
| 65 to 69 | 20 | 0 |
| 60 to 64 | 40 | 0 |
| 55 to 59 | 7 | 0 |
| Under 55 | 10 | 79 |
69 of the street's 79 addresses are 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 North Hertfordshire: see them on the North Hertfordshire page.
Nearest schools
| School | Phase | Ages | Distance | Inspection |
|---|---|---|---|---|
| Hartsfield Junior Mixed and Infant School | Primary | 4–11 | 270 m | No published inspection |
| The Knights Templar School | Secondary | 11–18 | 550 m (0.3 miles) | No published inspection |
| St John Roman Catholic Primary School | Primary | 3–11 | 590 m (0.4 miles) | No published inspection |
| Weston Way Nursery School | Nursery | 2–5 | 930 m (0.6 miles) | Outstanding (Mar 2024, overall grade under the previous framework) |
| St Mary's Infants' School Church of England | Primary | 4–7 | 1.1 km (0.7 miles) | Good (Jun 2023, overall grade under the previous framework) |
| St Mary's Junior Mixed School Church of England | Primary | 7–11 | 1.1 km (0.7 miles) | Good (Jul 2022, overall grade under the previous framework) |
| Norton St Nicholas CofE (VA) Primary School Church of England | Primary | 3–11 | 1.9 km (1.2 miles) | No published inspection |
Food hygiene ratings nearby
| Business | Type | Distance | Rating | Rated |
|---|---|---|---|---|
| The Buffs Football Club SG7 6PE | Restaurant/Cafe/Canteen | 30 m | 5 Very good | 16 Feb 2026 |
| The Cock OBH limited SG7 6BG | Pub/bar/nightclub | 250 m | 5 Very good | 9 Dec 2024 |
| Hartsfield JMI School SG7 6PB | School/college/university | 260 m | 5 Very good | 17 Sep 2026 |
| The Great Group SG7 6PB | Hospitals/Childcare/Caring Premises | 260 m | 5 Very good | 2 Jun 2026 |
| Cafe Luna SG7 6BG | Restaurant/Cafe/Canteen | 260 m | Awaiting inspection | |
| Baldock Rotary Club SG7 6DH | Pub/bar/nightclub | 260 m | 4 Good | 2 Apr 2026 |
| The Baldock Community Hub SG7 6DH | Restaurant/Cafe/Canteen | 260 m | 5 Very good | 23 Oct 2026 |
| Bready to go SG7 6DH | Mobile caterer | 260 m | 2 Improvement necessary | 14 Sep 2026 |
| White Lion PH SG7 6BJ | Pub/bar/nightclub | 310 m | 5 Very good | 4 Dec 2025 |
| Maltings Fish and Chips SG7 6BJ | Takeaway/sandwich shop | 310 m | 5 Very good | 19 Feb 2026 |
| Chez Burton SG7 6BJ | Restaurant/Cafe/Canteen | 310 m | 5 Very good | 13 Jun 2025 |
| Nicks Thai Kitchen SG7 6BJ | Restaurant/Cafe/Canteen | 310 m | 3 Generally satisfactory | 15 Aug 2025 |
| Amaz-Ballz Ball pit and Café SG7 6EB | Restaurant/Cafe/Canteen | 340 m | 5 Very good | 13 May 2026 |
| Hen & Chickens SG7 6BZ | Pub/bar/nightclub | 340 m | 2 Improvement necessary | 28 Aug 2024 |
| Garden House Hospice SG7 6QQ | Restaurant/Cafe/Canteen | 350 m | 5 Very good | 3 Apr 2025 |
Crime within 250 m
| Category | Crimes |
|---|---|
| Violence and sexual offences | 14 |
| Anti-social behaviour | 6 |
| Other theft | 4 |
| Criminal damage and arson | 1 |
| Drugs | 1 |
| Vehicle crime | 1 |
| Public order | 1 |
Most of these are attached to: On or near The Tene (13); On or near Thurnall Close (6); On or near Sports/Recreation Area (4); On or near Clothall Road (3); On or near The Orchard (1).
People and work
Who lives here
| Around this street | England | |
|---|---|---|
| Median age | 48 | 40 |
| Children under 15 | 13% | 17% |
| Aged 65 and over | 23% | 18% |
Homes
| Around this street | England | |
|---|---|---|
| Owned (outright or with a mortgage) | 70% | 61% |
| Owned outright | 40% | 33% |
| Shared ownership | under 1% | 1% |
| Social rented | 12% | 17% |
| Private rented | 17% | 21% |
Work and commuting
| Around this street | England | |
|---|---|---|
| Adults (16 and over) in work | 63% | 57% |
| Unemployment (of those working or looking for work) | 5% | 6% |
| Retired (of adults) | 25% | 22% |
| Long-term sick or disabled (of adults) | 3% | 4% |
| Work mainly from home (of those in work) | 43% | 32% |
| Travel to work by car or van | 44% | 48% |
| By train, Underground, metro or tram | 4% | 4% |
| By any public transport, including bus | 5% | 8% |
| On foot or by bicycle | 8% | 10% |
| Work within 10 km (6 miles) of home (of those who travel to work) | 56% | 65% |
| Work 30 km (19 miles) or more away | 18% | 8% |
Education and languages
| Around this street | England | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 41% | 34% |
| No qualifications | 12% | 18% |
| Apprenticeship as highest qualification | 6% | 5% |
| Main language English (aged 3 and over) | 96% | 91% |
| Cannot speak English well or at all | under 1% | 2% |
Deprivation
The 4 neighbourhoods around this street are in deciles 6 to 10 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
- Roadworks Street works permit: HERTFORDSHIRE COUNTY COUNCIL: Highway repair and maintenance works, 12 October 2026 to 13 October 2026 (stop/go boards) found 3 November 2026
- Roadworks Street works permit: BT: Utility asset works, 29 November 2026 (two-way signals) found 3 November 2026
Postcodes on this street
- SG7 6PD: 24 addresses of 25 in the postcode
- SG7 6PB: 23 addresses of 24 in the postcode
- SG7 6PE: 20 addresses
- SG7 6PS: 6 addresses of 7 in the postcode
- SG7 6DN: 1 address of 8 in the postcode
- SG7 6DW: 1 address of 18 in the postcode
- SG7 6FN: 1 address of 22 in the postcode
- SG7 6PN: 1 address of 33 in the postcode
- SG7 6RB: 1 address of 14 in the postcode
- SG7 6RS: 1 address of 4 in the postcode
Nearby streets
Pinnocks Lane · The Orchard · The Twitchell · Thurnall Close · The Tene · Simpson Drive · Roman Lane · Arwood Mews · The Twitchell · Grosvenor Road West · Downlands · Pembroke Road
All the streets in SG7 and across North Hertfordshire.
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.
- 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.