Illingworth Road Halifax, Calderdale
222 addresses across 14 postcodes (HX2), about 1.2 km (0.8 miles) long, classed as a local road. USRN 5300416.
- Sales: 122 recorded sales since 1995; in 2026 the median was £190,000 across 3 sales.
- Energy: 159 homes have an energy certificate (B: 3, C: 102, D: 40, E: 10, F: 3, G: 1).
- Flood: No address on its postcodes is in an area 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 Calderdale costs £2,420 a year in 2026-27.
- Broadband: Gigabit broadband is available to 100% of premises.
- Transport: The nearest railway station is Halifax, about 5 km (3.1 miles) away in a straight line.
- Green space: The nearest park or garden is about 760 m (0.5 miles) away.
- Air: Background air pollution in 2024 was 7.1 µg/m³ of nitrogen dioxide and 6.3 of PM2.5, within UK legal limits.
- Height: Its addresses are 276 to 288 m above sea level.
- Noise: 16 of its 222 addresses are modelled at 55 dB or more from road traffic.
- Doctors: The nearest GP surgery is Keighley Road Surgery, about 1 km (0.6 miles) away.
- People: About 2,580 people lived in the census areas around it in 2021; 67% of households owned their home and 19% of adults held a degree or other higher qualification.
- Crime: 51 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 | 3 | £190,000 | £128,500 | £370,000 |
| 2025 | 4 | £173,000 | £138,000 | £325,000 |
| 2024 | 3 | £194,500 | £133,000 | £222,500 |
| 2023 | 1 | £107,000 | £107,000 | £107,000 |
| 2022 | 8 | £175,000 | £80,000 | £220,000 |
| 2021 | 5 | £190,000 | £131,000 | £290,000 |
| 2020 | 2 | £144,975 | £110,000 | £179,950 |
| 2019 | 3 | £107,000 | £77,500 | £117,000 |
| 2018 | 2 | £187,500 | £115,000 | £260,000 |
| 2017 | 1 | £162,000 | £162,000 | £162,000 |
| 2016 | 4 | £129,000 | £80,000 | £160,000 |
| 2015 | 4 | £107,000 | £78,000 | £200,000 |
| Date | Address | Type | Price | Notes |
|---|---|---|---|---|
| 18 Jun 2026 | 166 HX2 9RX | Semi-detached | £370,000 | |
| 23 Mar 2026 | 205 HX2 9XH | Terraced | £128,500 | |
| 9 Jan 2026 | 148 HX2 9RX | Terraced | £190,000 | |
| 17 Oct 2025 | 169 HX2 9RX | Semi-detached | £166,000 | |
| 25 Jul 2025 | 164 HX2 9RX | Semi-detached | £325,000 | |
| 26 Jun 2025 | 130 HX2 9EB | Semi-detached | £180,000 | |
| 13 Feb 2025 | 45 HX2 9EN | Semi-detached | £86,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 12 Feb 2025 | 154 HX2 9RX | Terraced | £138,000 | |
| 18 Oct 2024 | 191 HX2 9RX | Semi-detached | £194,500 | |
| 7 Oct 2024 | 152 HX2 9RX | Terraced | £133,000 | |
| 27 Aug 2024 | 171 HX2 9RX | Flat or maisonette | £222,500 | |
| 19 Jan 2024 | 91 HX2 9EH | Semi-detached | £135,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 18 Dec 2023 | 114 HX2 9EH | Semi-detached | £107,000 | |
| 19 Oct 2022 | 96 HX2 9EJ | Terraced | £80,000 | |
| 13 Jun 2022 | 190 HX2 9XH | Semi-detached | £200,000 | |
| 31 May 2022 | 142 HX2 9RX | Semi-detached | £205,000 | |
| 30 May 2022 | 92 HX2 9EJ | Semi-detached | £160,000 | |
| 24 Mar 2022 | 26A HX2 9EN | Other | £131,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 7 Mar 2022 | 184 HX2 9XH | Semi-detached | £220,000 | |
| 7 Mar 2022 | 55 HX2 9EN | Semi-detached | £155,000 | |
| 18 Feb 2022 | 169 HX2 9RX | Semi-detached | £152,500 | |
| 20 Jan 2022 | 171 HX2 9RX | Flat or maisonette | £190,000 | |
| 16 Sep 2021 | 182A HX2 9XH | Detached | £290,000 | |
| 27 Aug 2021 | 144 HX2 9RX | Semi-detached | £215,000 | |
| 27 Jul 2021 | 189 HX2 9RX | Semi-detached | £190,000 | |
| 7 May 2021 | 213 HX2 9XH | Terraced | £131,000 | |
| 26 Feb 2021 | 148 HX2 9RX | Terraced | £147,000 | |
| 28 Jul 2020 | 183 HX2 9RX | Terraced | £110,000 | |
| 29 May 2020 | 185 HX2 9RX | Terraced | £179,950 | |
| 9 Dec 2019 | 55 HX2 9EN | Semi-detached | £117,000 | |
| 27 Aug 2019 | 89 HX2 9EH | Semi-detached | £107,000 | |
| 10 Jun 2019 | ILLINGWORTH MOOR POST OFFICE HX2 9DL | Other | £85,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 16 May 2019 | 154 HX2 9RX | Terraced | £77,500 | |
| 7 Jan 2019 | 182A HX2 9XH | Detached | £230,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 12 Jul 2018 | 172 HX2 9XH | Semi-detached | £260,000 | |
| 12 Apr 2018 | 126 HX2 9EB | Semi-detached | £97,250 | Not a standard sale (repossession, buy-to-let or transfer). |
| 6 Apr 2018 | 128 HX2 9EB | Semi-detached | £115,000 | |
| 6 Nov 2017 | 185 HX2 9RX | Terraced | £165,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 6 Nov 2017 | 183 HX2 9RX | Terraced | £95,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 26 May 2017 | 180 HX2 9XH | Semi-detached | £162,000 | |
| 18 Jan 2017 | ILLINGWORTH MOOR POST OFFICE HX2 9DL | Other | £110,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 21 Dec 2016 | 31 HX2 9EN | Semi-detached | £100,000 | |
| 6 Oct 2016 | 203 HX2 9XH | Detached | £158,000 | |
| 10 Jun 2016 | 213 HX2 9XH | Terraced | £80,000 | |
| 24 Mar 2016 | 144 HX2 9RX | Semi-detached | £160,000 | |
| 16 Nov 2015 | ILLINGWORTH MOOR POST OFFICE HX2 9DL | Other | £80,000 | Leasehold. Not a standard sale (repossession, buy-to-let or transfer). |
| 30 Oct 2015 | 130 HX2 9EB | Semi-detached | £125,000 | |
| 12 Aug 2015 | 128 HX2 9EB | Semi-detached | £78,000 | |
| 5 Jun 2015 | 166 HX2 9RX | Semi-detached | £200,000 | |
| 16 Apr 2015 | 199 HX2 9XH | Semi-detached | £89,000 |
Energy performance certificates
159 homes with a current certificate; median floor area 64 m². Most common: Flat (74); House, semi-detached (40); Maisonette, mid-terrace (10). Built: 1950-1966 (77); 1967-1975 (34); before 1900 (12). Tenure at assessment: rented (social) (93); owner-occupied (42); rented (private) (8).
Each home's certificates and sales (72 addresses)
- 1, Far View
- 2, Illingworth Road
- 3, Far View
- 4 Holmewood Gardens, Illingworth Road
- 4, Far View
- 4, Illingworth Road
- 7 Illingworth Road
- 7, Far View
- 8, Far View
- 8, Illingworth Road
- 9, Illingworth Road
- 10, Illingworth Road
- 11, Far View
- 13, Far View
- 14, Illingworth Road
- 15, Illingworth Road
- 16, Far View
- 16, Illingworth Road
- 17, Illingworth Road
- 20, Far View
- 21, Illingworth Road
- 22, Illingworth Road
- 23, Illingworth Road
- 24, Illingworth Road
- 25-27, Illingworth Road
- 31, Illingworth Road
- 36, Illingworth Road
- 41, Illingworth Road
- 46, Illingworth Road
- 52, Illingworth Road
- 53, Illingworth Road
- 55, Illingworth Road
- 60, Illingworth Road
- 62, Illingworth Road
- 64, Illingworth Road
- 65, Illingworth Road
- 66, Illingworth Road
- 67, Illingworth Road
- 69, Illingworth Road
- 70, Illingworth Road
- 71, Illingworth Road
- 76, Illingworth Road
- 78, Illingworth Road
- 86, Illingworth Road
- 88, Illingworth Road
- 89, Illingworth Road
- 94, Illingworth Road
- 95, Illingworth Road
- 97, Illingworth Road
- 98, Illingworth Road
- 100, Illingworth Road
- 102, Illingworth Road
- 103, Illingworth Road
- 106, Illingworth Road
- 108, Illingworth Road
- 109, Illingworth Road
- 111, Illingworth Road
- 115, Illingworth Road
- 116, Illingworth Road
- 117, Illingworth Road
- 119, Illingworth Road
- 121, Illingworth Road
- 124, Illingworth Road
- 128, Illingworth Road
- 134, Illingworth Road
- 138, Illingworth Road
- 154, Illingworth Road
- 168, Illingworth Road
- 172, Illingworth Road
- 180, Illingworth Road
- 182a, Illingworth Road
- 203, Illingworth Road
Council tax
What each band costs in Calderdale in 2026-27: Band D £2,420 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,613 | £1,882 | £2,151 | £2,420 | £2,958 | £3,496 | £4,034 | £4,840 |
Homes by band in the neighbourhoods around this street: most are in band A (36% of about 2,930 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: 31 protected trees on or by this street.
- Green belt: no.
Listed buildings
Brownfield land registered for housing within 1 km (0.6 miles)
- Land At Whitehouse Farm, Holmfield, Halifax, permissioned (660 m (0.4 miles))
- Land at Ingham Lane Farm, Bradshaw, Halifax (720 m (0.4 miles))
- Land North West Of Illingworth Moor Methodist Church, Keighley Road, Illingworth, Halifax., not permissioned (900 m (0.6 miles))
- Laurel Bank, Holdsworth Road, Holmfield, Halifax. (910 m (0.6 miles))
- Former St Catherine's High School, Holdsworth Rod, Holmfield, Halifax (910 m (0.6 miles))
- Former St Catherines High School Grounds Holdsworth Road Halifax (1 km (0.6 miles))
Roadworks
Finished in the last three months
- 26 August 2026: YORKSHIRE WATER, Permanent reinstatement, no carriageway incursion, on the footway (minor works)
- 24 August 2026: VIRGIN MEDIA, New service connection, some carriageway incursion, on the footway, verge (minor works)
- 6 August 2026: BT, Utility repair and maintenance works, some 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, 0 at medium risk and 7 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 |
|---|---|---|---|
| HX2 9RX | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| HX2 9EH | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| HX2 9EN | not in 2 or 3 | 0 / 0 / 1 | unlikely |
| HX2 9DL | not in 2 or 3 | 0 / 0 / 1 | unlikely |
| HX2 9EJ | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| HX2 9XH | not in 2 or 3 | 0 / 0 / 3 | unlikely |
| HX2 9EW | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| HX2 9EB | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| HX2 9TS | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| HX2 9ED | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| HX2 9HY | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| HX2 9LL | not in 2 or 3 | 0 / 0 / 0 | unlikely |
| HX2 9RD | not in 2 or 3 | 0 / 0 / 2 | unlikely |
| HX2 9RU | not in 2 or 3 | 0 / 0 / 0 | unlikely |
Height above sea level
The street's 222 addresses are between 276 m and 288 m above sea level (280 m on average); the ground rises about 13 m from the lowest to the highest.
Broadband
| Postcode | Superfast (30 Mbit/s+) | Ultrafast (300 Mbit/s+) | Gigabit | Below 10 Mbit/s |
|---|---|---|---|---|
| HX2 9DL | 100% | 100% | 100% | 0% |
| HX2 9EB | 100% | 100% | 100% | 0% |
| HX2 9ED | 100% | 100% | 100% | 0% |
| HX2 9EH | 100% | 100% | 100% | 0% |
| HX2 9EJ | 100% | 100% | 100% | 0% |
| HX2 9EN | 100% | 100% | 100% | 0% |
| HX2 9EW | 100% | 100% | 100% | 0% |
| HX2 9HY | 100% | 100% | 100% | 0% |
| HX2 9LL | 100% | 100% | 100% | 0% |
| HX2 9RD | 100% | 100% | 100% | 0% |
| HX2 9RU | 100% | 100% | 100% | 0% |
| HX2 9RX | 100% | 100% | 100% | 0% |
| HX2 9TS | 100% | 100% | 100% | 0% |
| HX2 9XH | 100% | 100% | 100% | 0% |
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway stations | Halifax 1.8 million journeys in 2024–25 | 5 km (3.1 miles) |
| Sowerby Bridge 417,000 journeys in 2024–25 | 6.2 km (3.8 miles) | |
| Mytholmroyd 196,000 journeys in 2024–25 | 7.3 km (4.6 miles) | |
| Bus stops | 23 stops within 400 m (0.2 miles), 71 within 800 m (0.5 miles); nearest Illingworth Road Top | 70 m |
| Bus or coach station | Halifax Bus Station Halifax Town Centre | 4.4 km (2.8 miles) |
| Car parks | Ogden Water Car Park | 1.7 km (1.1 miles) |
| EV charging points | Be.EV Charging Station | 3.8 km (2.4 miles) |
| Airport with scheduled flights | Leeds Bradford Airport LBA | 18.8 km (12 miles) |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | 1 practices within 1.6 km (1 mile); nearest Keighley Road Surgery | 1 km (0.6 miles) |
| Pharmacies | 1 pharmacies within 1.6 km (1 mile); nearest Rowlands Pharmacy | 1 km (0.6 miles) |
| NHS dentists | 1 practices within 1.6 km (1 mile); nearest Whitehill House Dental Practice | 1.2 km (0.8 miles) |
| Hospital | Calderdale Royal Hospital | 6.6 km (4.1 miles) |
| Police station | West Yorkshire Police | 4.2 km (2.6 miles) |
| Cash machines | 1 machines within 800 m (0.5 miles); nearest Costcutter Cashzone | 410 m (0.3 miles) |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | 1 within 800 m (0.5 miles); nearest Unnamed 4,160 m² | 760 m (0.5 miles) |
| Play area | 2 within 800 m (0.5 miles); nearest Unnamed 400 m² | 400 m (0.2 miles) |
| Playing field | 2 within 800 m (0.5 miles); nearest Unnamed 2.7 ha | 410 m (0.3 miles) |
| Allotments | Unnamed 5,890 m² | 1.2 km (0.7 miles) |
Within 800 m (0.5 miles): 1 park or garden, 0.4 hectares in all.
Landmarks
The nearest historic landmark is Gazebo to Holdsworth House, a listed building (Grade II*), 790 m (0.5 miles) south-east. 16 listed buildings are within 1 km (0.6 miles), 3 of them Grade II*.
| Name | What it is | From the middle of the street |
|---|---|---|
| Gazebo to Holdsworth House | Listed building, Grade II* | 790 m (0.5 miles) south-east |
| Holdsworth House With Wall and Gateway to Forecourt | Listed building, Grade II* | 810 m (0.5 miles) south-east |
| Mount Sion Methodist Church and House Attached | Listed building, Grade II* | 880 m (0.5 miles) west |
| Brow Pit mine shaft, gin circle, spoil heap and tramway, 270m south west of Catherine Slack Farm | Scheduled monument | 1.6 km (1 mile) south-east |
| Name | What it is | From the middle of the street |
|---|---|---|
| Tar Hill | Hill | 1.2 km (0.8 miles) south |
| Tar Hill Plantation | Wood | 1.3 km (0.8 miles) south |
| Royd Hill | Hill | 1.4 km (0.8 miles) east |
| Soil Hill Reservoir | Lake or reservoir | 1.6 km (1 mile) north |
| Priestley Hill | Hill | 1.6 km (1 mile) south-east |
| Spring Clough | Valley | 2 km (1.2 miles) west |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 7.1 | 40 | 10 |
| Fine particles (PM2.5) | 6.3 | 20 | 5 |
| Particles (PM10) | 9.8 | 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 |
|---|---|---|
| 65 to 69 | 1 | 0 |
| 55 to 59 | 15 | 0 |
| Under 55 | 206 | 222 |
16 of the street's 222 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 Calderdale: see them on the Calderdale page.
Nearest schools
| School | Phase | Ages | Distance | Inspection |
|---|---|---|---|---|
| Bradshaw Primary School | Primary | 4–11 | 530 m (0.3 miles) | No published inspection |
| Trinity Academy Whitehill | Primary | 2–11 | 600 m (0.4 miles) | Good (Jan 2020, overall grade under the previous framework) |
| The North Halifax Grammar School | Secondary | 11–18 | 730 m (0.5 miles) | Good (Nov 2023, overall grade under the previous framework) |
| Abbey Park Academy | Primary | 3–11 | 1 km (0.6 miles) | No published inspection |
| Trinity Academy Halifax Church of England | Secondary | 11–16 | 1.1 km (0.7 miles) | Outstanding (Sep 2023, overall grade under the previous framework) |
| Moorside Community Primary School | Primary | 3–11 | 1.9 km (1.2 miles) | Good (Feb 2023, overall grade under the previous framework) |
Food hygiene ratings nearby
| Business | Type | Distance | Rating | Rated |
|---|---|---|---|---|
| Shining Stars Day Nursery HX2 9RX | Hospitals/Childcare/Caring Premises | 230 m | 5 Very good | 2 Apr 2026 |
Crime within 250 m
| Category | Crimes |
|---|---|
| Violence and sexual offences | 17 |
| Criminal damage and arson | 9 |
| Public order | 9 |
| Other theft | 6 |
| Anti-social behaviour | 4 |
| Vehicle crime | 2 |
| Drugs | 2 |
| Bicycle theft | 1 |
| Other crime | 1 |
Most of these are attached to: On or near Lindrick Grove (28); On or near School Lane (7); On or near Cherry Tree Mews (5); On or near Green Lane (3); On or near Poplar Crescent (3).
People and work
Who lives here
| Around this street | England | |
|---|---|---|
| Median age | 46 | 40 |
| Children under 15 | 17% | 17% |
| Aged 65 and over | 22% | 18% |
Homes
| Around this street | England | |
|---|---|---|
| Owned (outright or with a mortgage) | 67% | 61% |
| Owned outright | 38% | 33% |
| Shared ownership | 1% | 1% |
| Social rented | 19% | 17% |
| Private rented | 12% | 21% |
Work and commuting
| Around this street | England | |
|---|---|---|
| Adults (16 and over) in work | 56% | 57% |
| Unemployment (of those working or looking for work) | 5% | 6% |
| Retired (of adults) | 27% | 22% |
| Long-term sick or disabled (of adults) | 5% | 4% |
| Work mainly from home (of those in work) | 24% | 32% |
| Travel to work by car or van | 63% | 48% |
| By train, Underground, metro or tram | under 1% | 4% |
| By any public transport, including bus | 6% | 8% |
| On foot or by bicycle | 6% | 10% |
| Work within 10 km (6 miles) of home (of those who travel to work) | 74% | 65% |
| Work 30 km (19 miles) or more away | 3% | 8% |
Education and languages
| Around this street | England | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 19% | 34% |
| No qualifications | 23% | 18% |
| Apprenticeship as highest qualification | 9% | 5% |
| Main language English (aged 3 and over) | 99% | 91% |
| Cannot speak English well or at all | 0% | 2% |
Deprivation
The 4 neighbourhoods around this street are in deciles 2 to 8 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
- HX2 9RX: 50 addresses of 55 in the postcode
- HX2 9EH: 30 addresses
- HX2 9EN: 30 addresses of 33 in the postcode
- HX2 9DL: 29 addresses of 52 in the postcode
- HX2 9EJ: 22 addresses
- HX2 9XH: 22 addresses of 24 in the postcode
- HX2 9EW: 21 addresses
- HX2 9EB: 8 addresses of 12 in the postcode
- HX2 9TS: 5 addresses of 6 in the postcode
- HX2 9ED: 1 address of 13 in the postcode
- HX2 9HY: 1 address of 9 in the postcode
- HX2 9LL: 1 address of 28 in the postcode
- HX2 9RD: 1 address of 41 in the postcode
- HX2 9RU: 1 address of 27 in the postcode
Nearby streets
Lindrick Grove · Lindrick Way · Lindrick Walk · Poplar Crescent · West Scausby Park · Birkdale Grove · Wentworth Grove · Bradshaw View · Moor Top Gardens · Wentworth Drive · Green Way · Tewit Lane
All the streets in HX2 and across Calderdale.
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.