Knifesmithgate Chesterfield
128 addresses across 11 postcodes (S40), about 230 m long, classed as a local road. USRN 7100664.
- Sales: 23 recorded sales since 1995; in 2026 the median was £89,000 across 1 sale.
- Energy: 26 homes have an energy certificate (C: 1, D: 18, E: 7).
- Flood: 4 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 A; Band D in Chesterfield costs £2,339 a year in 2026-27.
- Broadband: Gigabit broadband is available to 0% to 100% of premises.
- Transport: The nearest railway station is Chesterfield, about 600 m (0.4 miles) away in a straight line.
- Green space: There is a small park or garden about 160 m away, and Queen's Park (7.7 hectares) is about 390 m away.
- Air: Background air pollution in 2024 was 11.2 µg/m³ of nitrogen dioxide and 7.3 of PM2.5, within UK legal limits.
- Height: Its addresses are 97 to 100 m above sea level.
- Noise: 30 of its 128 addresses are modelled at 55 dB or more from road traffic.
- Doctors: The nearest GP surgery is Inspire Health - Avenue House Surgery, about 380 m away, with 3 practices within 1.6 km (1 mile).
- People: About 240 people lived in the census areas around it in 2021; 21% of households owned their home and 27% of adults held a degree or other higher qualification.
- Crime: 1,079 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 | £89,000 | £89,000 | £89,000 |
| 2025 | 1 | £75,000 | £75,000 | £75,000 |
| 2023 | 2 | £150,000 | £110,000 | £190,000 |
| 2020 | 1 | £116,500 | £116,500 | £116,500 |
| 2019 | 6 | £101,250 | £66,500 | £128,500 |
| 2008 | 1 | £185,000 | £185,000 | £185,000 |
| Date | Address | Type | Price | Notes |
|---|---|---|---|---|
| 20 May 2026 | APARTMENT 10, 1 - 3 S40 1RF | Flat or maisonette | £89,000 | Leasehold. |
| 9 Jan 2025 | APARTMENT 6, 1 - 3 S40 1RF | Flat or maisonette | £75,000 | Leasehold. |
| 4 Jun 2024 | 58 S40 1RQ | Other | £115,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 6 Sep 2023 | 43 S40 1RL | Terraced | £190,000 | |
| 21 Apr 2023 | APARTMENT 5, 1 - 3 S40 1RF | Flat or maisonette | £110,000 | Leasehold. |
| 17 Sep 2021 | 43 S40 1RL | Other | £141,666 | Not a standard sale (repossession, buy-to-let or transfer). |
| 22 Jul 2021 | 1 - 3 S40 1RF | Other | £18,000 | Leasehold. Not a standard sale (repossession, buy-to-let or transfer). |
| 27 Jan 2020 | APARTMENT 7, 1 - 3 S40 1RF | Flat or maisonette | £116,500 | New build. Leasehold. |
| 13 Nov 2019 | APARTMENT 2, 1 - 3 S40 1RF | Flat or maisonette | £76,000 | New build. Leasehold. Not a standard sale (repossession, buy-to-let or transfer). |
| 4 Nov 2019 | APARTMENT 10, 1 - 3 S40 1RF | Flat or maisonette | £87,500 | New build. Leasehold. Not a standard sale (repossession, buy-to-let or transfer). |
| 11 Sep 2019 | APARTMENT 9, 1 - 3 S40 1RF | Flat or maisonette | £79,000 | New build. Leasehold. |
| 16 Aug 2019 | APARTMENT 3, 1 - 3 S40 1RF | Flat or maisonette | £128,500 | New build. Leasehold. |
| 16 Aug 2019 | APARTMENT 1, 1 - 3 S40 1RF | Flat or maisonette | £66,500 | New build. Leasehold. |
| 12 Jul 2019 | APARTMENT 5, 1 - 3 S40 1RF | Flat or maisonette | £120,000 | New build. Leasehold. |
| 17 May 2019 | APARTMENT 6, 1 - 3 S40 1RF | Flat or maisonette | £107,500 | New build. Leasehold. |
| 11 Apr 2019 | APARTMENT 4, 1 - 3 S40 1RF | Flat or maisonette | £95,000 | New build. Leasehold. |
| 27 Jun 2018 | 2 - 4 S40 1TE | Other | £825,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 8 Dec 2017 | FLAT, CO-OPERATIVE HOUSE S40 1AP | Other | £1,800,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 8 Dec 2017 | UNIT 2, CO-OPERATIVE HOUSE S40 1AP | Other | £1,500,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 17 Jul 2017 | 1 S40 1RF | Other | £90,000 | Leasehold. Not a standard sale (repossession, buy-to-let or transfer). |
| 22 Jun 2017 | 22 S40 1RF | Other | £320,000 | Leasehold. Not a standard sale (repossession, buy-to-let or transfer). |
| 19 Aug 2015 | 43 S40 1RL | Other | £132,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 26 Sep 2008 | 56 S40 1RQ | Terraced | £185,000 |
Energy performance certificates
26 homes with a current certificate; median floor area 46 m². Most common: Flat (23); Maisonette, detached (2); Maisonette, end-terrace (1). Built: 2018 (10); before 1900 (9); 2023 (4). Tenure at assessment: rented (private) (19).
Each home's certificates and sales (18 addresses)
- Apartment 1, 1-3, Knifesmithgate
- Apartment 2, 1-3, Knifesmithgate
- Apartment 3, 1-3, Knifesmithgate
- Apartment 4, 1-3, Knifesmithgate
- Apartment 5, 1-3, Knifesmithgate
- Apartment 6, 1-3, Knifesmithgate
- Apartment 7, 1-3, Knifesmithgate
- Apartment 8, 1-3, Knifesmithgate
- Apartment 9, 1-3, Knifesmithgate
- Apartment 10, 1-3, Knifesmithgate
- Flat 1, 22 Knifesmithgate
- Flat 1, Co-Operative House, Knifesmithsgate
- Flat 2, 22 Knifesmithgate
- Flat 3, 22 Knifesmithgate
- Flat 4, 22 Knifesmithgate
- Flat 5, 22 Knifesmithgate
- Flat 6, 22 Knifesmithgate
- Top Floor Flat, 41 Knifesmithgate
Council tax
What each band costs in Chesterfield in 2026-27: Band D £2,339 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,560 | £1,820 | £2,080 | £2,339 | £2,859 | £3,379 | £3,899 | £4,679 |
Homes by band in the neighbourhood around this street: most are in band A (58% of about 740 homes).
Planning and heritage
- Conservation area: no postcode centre in this street's postcodes is in one.
- Listed buildings on or by this street: 1.
- 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.
Listed buildings
Brownfield land registered for housing within 1 km (0.6 miles)
- 1 - 3 Knifesmithgate Chesterfield: up to 10 homes, permissioned (40 m)
- 9A - 11 High Street, Chesterfield, S40 1PS: up to 7 homes, permissioned (100 m)
- Burlington House, Burlington Street, Chesterfield, S40 1RX: up to 42 homes, permissioned (150 m)
- 87 New Square, Chesterfield: up to 9 homes, permissioned (170 m)
- Second & Third Floor, West Bars House, West Bars, Chesterfield, S40 1AQ: up to 8 homes, permissioned (210 m)
- 9-21 stephenson Place, Chesterfield, S40 1XL: up to 7 homes, permissioned (220 m)
- 10B Marsden Street Chesterfield: up to 5 homes, not permissioned (250 m)
- Allen & Orr Timber Yard: up to 39 homes, not permissioned (250 m)
Roadworks
Planned, as of 31 October 2026
- 2 November 2026 to 3 November 2026: YORKSHIRE WATER, Utility repair and maintenance works, multi-way signals, on the carriageway (minor works)
- 25 January 2027 to 31 January 2027: National Grid Electricity Distribution (East Midlands), Utility asset works, some carriageway incursion, on the footway (standard works)
Finished in the last three months
- 2 September 2026: CADENT GAS LIMITED, Permanent reinstatement, no carriageway incursion, on the footway (minor works)
Flood risk
Rivers, the sea or surface water: in this street's postcodes, 0 addresses are in areas at high risk, 4 at medium risk and 8 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 |
|---|---|---|---|
| S40 1RF | not in 2 or 3 | 0 / 0 / 1 | unlikely |
| S40 1RL | not in 2 or 3 | 0 / 1 / 2 | unlikely |
| S40 1RQ | not in 2 or 3 | 0 / 1 / 0 | unlikely |
| S40 1AP | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| S40 1PS | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| S40 1UH | not in 2 or 3 | 0 / 2 / 0 | unlikely |
| S40 1RE | not in 2 or 3 | 0 / 0 / 5 | unlikely |
| S40 1RS | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| S40 1TE | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| S40 1TP | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| S40 1UR | not in 2 or 3 | 0 / 0 / 0 | unlikely |
Height above sea level
The street's 128 addresses are between 97 m and 100 m above sea level (99 m on average).
Broadband
| Postcode | Superfast (30 Mbit/s+) | Ultrafast (300 Mbit/s+) | Gigabit | Below 10 Mbit/s |
|---|---|---|---|---|
| S40 1AP | 100% | 100% | 100% | 0% |
| S40 1PS | 91% | 46% | 46% | 0% |
| S40 1RE | 100% | 50% | 50% | 0% |
| S40 1RF | 100% | 75% | 75% | 0% |
| S40 1RL | 86% | 0% | 0% | 0% |
| S40 1RQ | 55% | 0% | 0% | 0% |
| S40 1RS | 86% | 0% | 0% | 0% |
| S40 1TE | 100% | 0% | 0% | 0% |
| S40 1TP | 100% | 0% | 0% | 0% |
| S40 1UH | 50% | 50% | 50% | 0% |
| S40 1UR | 88% | 63% | 63% | 0% |
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway stations | Chesterfield 1.8 million journeys in 2024–25 | 600 m (0.4 miles) |
| Dronfield 230,000 journeys in 2024–25 | 7.7 km (4.8 miles) | |
| Dore and Totley 240,000 journeys in 2024–25 | 11.7 km (7.3 miles) | |
| Bus stops | 53 stops within 400 m (0.2 miles), 86 within 800 m (0.5 miles); nearest Elder Way Chesterfield | 60 m |
| Bus or coach station | Bus Station Clay Cross | 7.7 km (4.8 miles) |
| Car parks | 3 within 800 m (0.5 miles); nearest Saltergate Multi-Storey Car Park | 170 m |
| EV charging points | 9 within 1.6 km (1 mile); nearest bp pulse Charging Station | 150 m |
| Airport with scheduled flights | East Midlands Airport EMA | 45.6 km (28 miles) |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | 3 practices within 1.6 km (1 mile); nearest Inspire Health - Avenue House Surgery | 380 m |
| Pharmacies | 5 pharmacies within 1.6 km (1 mile); nearest Boots | 160 m |
| NHS dentists | 10 practices within 1.6 km (1 mile); nearest Glumangate Dental Surgery | 90 m |
| Hospital | Scarsdale Hospital | 340 m |
| Police station | Chesterfield Police Station | 320 m |
| Cash machines | 3 machines within 800 m (0.5 miles); nearest Cash machine 2 Knifesmithgate Halifax | 40 m |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | 5 within 800 m (0.5 miles); nearest Unnamed 260 m² | 160 m |
| Largest park within 800 m (0.5 miles) | Queen's Park 7.7 ha | 390 m |
| Play area | 5 within 800 m (0.5 miles); nearest Unnamed 210 m² | 410 m (0.3 miles) |
| Playing field | 1 within 800 m (0.5 miles); nearest Queens Park 2.0 ha | 450 m (0.3 miles) |
| Allotments | Westfield Allotments 2.7 ha | 830 m (0.5 miles) |
Within 800 m (0.5 miles): 5 parks and gardens, 11 hectares in all.
Landmarks
The nearest historic landmark is The Town Pump, a listed building (Grade II*), 90 m south. 110 listed buildings are within 1 km (0.6 miles), 1 of them Grade I and 7 of them Grade II*.
| Name | What it is | From the middle of the street |
|---|---|---|
| The Town Pump | Listed building, Grade II* | 90 m south |
| Unitarian Chapel | Listed building, Grade II* | 110 m north-east |
| The Royal Oak Inn | Listed building, Grade II* | 120 m south-east |
| Numbers 69-79 Saltergate Including Pagets Insurances Limited and Area Railings | Listed building, Grade II* | 160 m north-west |
| Queen's Park | Registered park or garden, Grade II* | 540 m (0.3 miles) south-west |
| Tapton Castle motte | Scheduled monument | 1.3 km (0.8 miles) north-east |
| Brampton Barn | Scheduled monument | 1.9 km (1.2 miles) west |
| Name | What it is | From the middle of the street |
|---|---|---|
| The Goit | Lake or reservoir | 1 km (0.6 miles) south-west |
| Clubmill Reservoir | Lake or reservoir | 1.1 km (0.7 miles) north-west |
| Hady Wood | Wood | 1.5 km (0.9 miles) east |
| Brockwell Hill | Hill | 1.7 km (1.1 miles) north-west |
| Walton Dam | Lake or reservoir | 2.1 km (1.3 miles) south-west |
| Hady Plantation | Wood | 2.1 km (1.3 miles) south-east |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 11.2 | 40 | 10 |
| Fine particles (PM2.5) | 7.3 | 20 | 5 |
| Particles (PM10) | 11.4 | 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 |
|---|---|---|
| 55 to 59 | 30 | 0 |
| Under 55 | 98 | 128 |
30 of the street's 128 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 Chesterfield: see them on the Chesterfield page.
Nearest schools
| School | Phase | Ages | Distance | Inspection |
|---|---|---|---|---|
| Chesterfield College | 16 plus | 16–99 | 490 m (0.3 miles) | No published inspection |
| St Mary's Catholic Primary Roman Catholic | Primary | 4–11 | 580 m (0.4 miles) | No published inspection |
| Abercrombie Primary School | Primary | 3–11 | 730 m (0.5 miles) | No published inspection |
| Parkside Community School | Secondary | 11–16 | 1 km (0.6 miles) | Report card (Jun 2026): Curriculum and teaching: Expected standard; 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 |
| Brampton Primary School | Primary | 3–11 | 1 km (0.6 miles) | No overall grade (Jan 2025, graded inspection without an overall judgement): Quality of education: Requires improvement; Behaviour and attitudes: Requires improvement; Personal development: Good; Leadership and management: Requires improvement |
| William Rhodes Primary and Nursery School | Primary | 2–11 | 1.1 km (0.7 miles) | No overall grade (Feb 2025, graded inspection without an overall judgement): Quality of education: Good; Behaviour and attitudes: Good; Personal development: Good; Leadership and management: Good |
| Christ Church CofE Primary School Church of England | Primary | 4–11 | 1.2 km (0.8 miles) | No published inspection |
| Spire Junior School | Primary | 7–11 | 1.3 km (0.8 miles) | Good (May 2022, overall grade under the previous framework) |
| Walton Peak Flying High Academy | Primary | 3–11 | 1.4 km (0.9 miles) | Good (Mar 2024, overall grade under the previous framework) |
| Hady Primary School | Primary | 3–11 | 1.5 km (0.9 miles) | No published inspection |
| Brockwell Junior School | Primary | 7–11 | 1.6 km (1 mile) | Report card (Jul 2026): Curriculum and teaching: Strong standard; Achievement: Strong standard; Attendance and behaviour: Strong standard; Personal development and wellbeing: Strong standard; Inclusion: Strong standard; Leadership and governance: Strong standard; Safeguarding standards: Met |
| Highfield Hall Primary School | Primary | 3–11 | 1.6 km (1 mile) | No published inspection |
Food hygiene ratings nearby
| Business | Type | Distance | Rating | Rated |
|---|---|---|---|---|
| Odyssey S40 1RF | Restaurant/Cafe/Canteen | 40 m | 5 Very good | 25 Aug 2026 |
| Tesco (Town Centre) S40 1PS | Retailers - supermarkets/hypermarkets | 40 m | 5 Very good | 18 Mar 2026 |
| Take a Break S40 1TX | Takeaway/sandwich shop | 60 m | 5 Very good | 29 Nov 2024 |
| Victoria Bakery S40 1RF | Takeaway/sandwich shop | 60 m | 5 Very good | 18 May 2026 |
| Bottle and Thyme(Chesterfield) Ltd S40 1RL | Restaurant/Cafe/Canteen | 70 m | 5 Very good | 16 Jan 2025 |
| Andreas Pantry S40 1UR | Takeaway/sandwich shop | 70 m | 5 Very good | 6 Mar 2026 |
| Meadowfresh S40 1TW | Restaurant/Cafe/Canteen | 70 m | 5 Very good | 21 Jul 2026 |
| Eclectric Delights at Serendipity S40 1PS | Restaurant/Cafe/Canteen | 70 m | 5 Very good | 20 Jun 2025 |
| Admiral Amusements S40 1RE | Restaurant/Cafe/Canteen | 80 m | Exempt | |
| Davis's Fresh Bake S40 1UR | Takeaway/sandwich shop | 80 m | 5 Very good | 18 May 2026 |
| Premier Inn and Thyme S40 1UR | Hotel/bed & breakfast/guest house | 80 m | 5 Very good | 29 Oct 2025 |
| Geeks Headquarters S40 1PS | Retailers - other | 80 m | 5 Very good | 10 Sep 2025 |
| Pink S40 1TX | Pub/bar/nightclub | 80 m | 4 Good | 18 Jun 2025 |
| Centrepoint S40 1UH | Other catering premises | 90 m | 5 Very good | 15 Sep 2026 |
| Cornerstone Coffee Shop S40 1UH | Restaurant/Cafe/Canteen | 90 m | 5 Very good | 13 Jan 2025 |
Crime within 250 m
| Category | Crimes |
|---|---|
| Violence and sexual offences | 322 |
| Shoplifting | 219 |
| Anti-social behaviour | 212 |
| Public order | 124 |
| Criminal damage and arson | 55 |
| Other theft | 47 |
| Drugs | 27 |
| Theft from the person | 16 |
| Burglary | 16 |
| Robbery | 13 |
| Other crime | 12 |
| Possession of weapons | 11 |
| Vehicle crime | 3 |
| Bicycle theft | 2 |
Most of these are attached to: On or near Cavendish Street (354); On or near Parking Area (269); On or near New Square (205); On or near Shopping Area (203); On or near Glumangate (24).
People and work
Who lives here
| Around this street | England | |
|---|---|---|
| Median age | 36 | 40 |
| Children under 15 | 13% | 17% |
| Aged 65 and over | 8% | 18% |
Homes
| Around this street | England | |
|---|---|---|
| Owned (outright or with a mortgage) | 21% | 61% |
| Owned outright | 9% | 33% |
| Shared ownership | 0% | 1% |
| Social rented | 11% | 17% |
| Private rented | 68% | 21% |
Work and commuting
| Around this street | England | |
|---|---|---|
| Adults (16 and over) in work | 66% | 57% |
| Unemployment (of those working or looking for work) | 7% | 6% |
| Retired (of adults) | 8% | 22% |
| Long-term sick or disabled (of adults) | 7% | 4% |
| Work mainly from home (of those in work) | 24% | 32% |
| Travel to work by car or van | 38% | 48% |
| By train, Underground, metro or tram | 3% | 4% |
| By any public transport, including bus | 13% | 8% |
| On foot or by bicycle | 23% | 10% |
| Work within 10 km (6 miles) of home (of those who travel to work) | 65% | 65% |
| Work 30 km (19 miles) or more away | 10% | 8% |
Education and languages
| Around this street | England | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 27% | 34% |
| No qualifications | 17% | 18% |
| Apprenticeship as highest qualification | 6% | 5% |
| Main language English (aged 3 and over) | 95% | 91% |
| Cannot speak English well or at all | 0% | 2% |
Deprivation
The neighbourhood around this street is in decile 3 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: YORKSHIRE WATER: Utility repair and maintenance works, 2 November 2026 to 3 November 2026 (multi-way signals) found 3 November 2026
- Roadworks Street works permit: National Grid Electricity Distribution (East Midlands): Utility asset works, 25 January 2027 to 31 January 2027 (some carriageway incursion) found 3 November 2026
- Food hygiene ratings Qoozies (restaurant/cafe/canteen, S40 1SD) is no longer listed; it was rated 5 Very good found 3 November 2026
- Food hygiene ratings Qoozies (restaurant/cafe/canteen, S40 1QR) newly listed: Awaiting inspection found 3 November 2026
Postcodes on this street
- S40 1RF: 43 addresses
- S40 1RL: 39 addresses of 41 in the postcode
- S40 1RQ: 29 addresses of 30 in the postcode
- S40 1AP: 6 addresses
- S40 1PS: 4 addresses of 33 in the postcode
- S40 1UH: 2 addresses of 7 in the postcode
- S40 1RE: 1 address of 14 in the postcode
- S40 1RS: 1 address of 20 in the postcode
- S40 1TE: 1 address
- S40 1TP: 1 address of 9 in the postcode
- S40 1UR: 1 address of 21 in the postcode
Nearby streets
Elder Way · Rose Hill · Glumangate · Market Place · Angel Yard · High Street · Soresby Street · Packers Row · Church Way · The Shambles · Central Pavement · Church Lane
All the streets in S40 and across Chesterfield.
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.