Unity Lane Hounslow
5 addresses across 3 postcodes (TW3), about 50 m long. USRN 21500616.
- Sales: 45 recorded sales since 1995; in 2026 the median was £460,000 across 3 sales.
- Energy: 12 homes have an energy certificate (C: 3, D: 3, E: 4, F: 1, 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 D; Band D in Hounslow costs £2,186 a year in 2026-27.
- Broadband: Gigabit broadband is available to 82% to 100% of premises.
- Transport: The nearest railway station is Hounslow, about 830 m (0.5 miles) away in a straight line.
- Green space: The nearest park or garden, Inwood Park, is about 290 m away.
- Air: Background air pollution in 2024 was 19.1 µg/m³ of nitrogen dioxide and 8.9 of PM2.5, within UK legal limits.
- Height: Its addresses are 20 to 22 m above sea level.
- Noise: 4 of its 36 addresses are modelled at 55 dB or more from road traffic.
- Doctors: The nearest GP surgery is Hiyos, about 170 m away, with 14 practices within 1.6 km (1 mile).
- People: About 1,130 people lived in the census areas around it in 2021; 24% of households owned their home and 57% of adults held a degree or other higher qualification.
- Crime: 1,664 crimes were recorded within 250 m between September 2025 and August 2026, most often shoplifting.
Sales on this street
| Year | Sales | Median price | Lowest | Highest |
|---|---|---|---|---|
| 2026 | 3 | £460,000 | £305,000 | £465,000 |
| 2025 | 1 | £310,000 | £310,000 | £310,000 |
| 2021 | 36 | £440,000 | £334,000 | £540,000 |
| Date | Address | Type | Price | Notes |
|---|---|---|---|---|
| 21 Aug 2026 | FLAT 4, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £460,000 | Leasehold. |
| 20 Apr 2026 | FLAT 18, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £465,000 | Leasehold. |
| 23 Mar 2026 | FLAT 8, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £305,000 | Leasehold. |
| 28 Mar 2025 | FLAT 28, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £310,000 | Leasehold. |
| 29 Jul 2021 | FLAT 6, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £425,000 | New build. Leasehold. |
| 30 Jun 2021 | FLAT 2, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £456,000 | New build. Leasehold. |
| 30 Jun 2021 | FLAT 10, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £451,000 | New build. Leasehold. |
| 30 Jun 2021 | FLAT 16, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £431,400 | New build. Leasehold. |
| 30 Jun 2021 | FLAT 15, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £349,000 | New build. Leasehold. |
| 30 Jun 2021 | FLAT 1, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £347,000 | New build. Leasehold. |
| 29 Jun 2021 | FLAT 4, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £477,000 | New build. Leasehold. |
| 29 Jun 2021 | FLAT 21, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £372,000 | New build. Leasehold. |
| 23 Jun 2021 | FLAT 36, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £540,000 | New build. Leasehold. |
| 22 Jun 2021 | FLAT 37, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £525,000 | New build. Leasehold. |
| 22 Jun 2021 | FLAT 3, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £453,000 | New build. Leasehold. |
| 21 Jun 2021 | FLAT 35, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £372,000 | New build. Leasehold. |
| 18 Jun 2021 | FLAT 25, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £492,000 | New build. Leasehold. |
| 18 Jun 2021 | FLAT 26, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £482,000 | New build. Leasehold. |
| 18 Jun 2021 | FLAT 31, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £450,000 | New build. Leasehold. |
| 18 Jun 2021 | FLAT 30, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £431,500 | New build. Leasehold. |
| 18 Jun 2021 | FLAT 27, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £426,000 | New build. Leasehold. |
| 18 Jun 2021 | FLAT 29, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £379,000 | New build. Leasehold. |
| 17 Jun 2021 | FLAT 19, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £477,000 | New build. Leasehold. |
| 17 Jun 2021 | FLAT 24, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £440,000 | New build. Leasehold. |
| 17 Jun 2021 | FLAT 23, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £440,000 | New build. Leasehold. |
| 17 Jun 2021 | FLAT 20, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £435,000 | New build. Leasehold. |
| 17 Jun 2021 | FLAT 17, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £420,000 | New build. Leasehold. |
| 16 Jun 2021 | FLAT 32, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £492,000 | New build. Leasehold. |
| 16 Jun 2021 | FLAT 11, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £470,000 | New build. Leasehold. |
| 16 Jun 2021 | FLAT 9, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £440,000 | New build. Leasehold. |
| 16 Jun 2021 | FLAT 7, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £339,000 | New build. Leasehold. |
| 15 Jun 2021 | FLAT 38, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £539,000 | New build. Leasehold. |
| 15 Jun 2021 | FLAT 5, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £484,000 | New build. Leasehold. |
| 15 Jun 2021 | FLAT 12, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £472,000 | New build. Leasehold. |
| 15 Jun 2021 | FLAT 28, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £376,000 | New build. Leasehold. |
| 15 Jun 2021 | FLAT 8, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £350,000 | New build. Leasehold. |
| 15 Jun 2021 | FLAT 22, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £346,920 | New build. Leasehold. |
| 15 Jun 2021 | FLAT 14, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £334,000 | New build. Leasehold. |
| 9 Jun 2021 | FLAT 13, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £446,000 | New build. Leasehold. |
| 1 Jun 2021 | FLAT 34, CURTIS HOUSE, 14A TW3 1EX | Flat or maisonette | £451,000 | New build. Leasehold. |
| 25 May 2018 | FLAT 19, CURTIS HOUSE, 14A TW3 1EX | Other | £2,092 | Leasehold. Not a standard sale (repossession, buy-to-let or transfer). |
| 8 Dec 2016 | FLAT 20, CURTIS HOUSE, 14A TW3 1EX | Semi-detached | £315,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 10 Jul 2015 | FLAT 20, CURTIS HOUSE, 14A TW3 1EX | Terraced | £255,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 19 Jun 2015 | FLAT 36, CURTIS HOUSE, 14A TW3 1EX | Terraced | £265,000 | Not a standard sale (repossession, buy-to-let or transfer). |
| 5 Jun 2015 | FLAT 20, CURTIS HOUSE, 14A TW3 1EX | Terraced | £300,000 | Not a standard sale (repossession, buy-to-let or transfer). |
Energy performance certificates
12 homes with a current certificate; median floor area 69 m². Most common: House, mid-terrace (6); House, semi-detached (3); House, end-terrace (3). Built: 1900-1929 (11); before 1900 (1). Tenure at assessment: rented (social) (7); owner-occupied (1).
Council tax
What each band costs in Hounslow in 2026-27: Band D £2,186 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,457 | £1,700 | £1,943 | £2,186 | £2,671 | £3,157 | £3,643 | £4,371 |
Homes by band in the neighbourhood around this street: most are in band D (50% of about 1,130 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): Change of use or development that would result in new dwellings (Class MA/ZA), Dwellinghouses (C3) to small HMOs (C4) - borough-wide Article 4 Direction.
- 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)
- 185-187, High Street, Hounslow: up to 6 homes, permissioned (60 m)
- 189, High Street, Hounslow: up to 5 homes, permissioned (70 m)
- 182-186, High Street: up to 8 homes, permissioned (80 m)
- Upper floors, 136-138, High Street: up to 7 homes, permissioned (80 m)
- 63, Hanworth Road, Hounslow: up to 5 homes, permissioned (90 m)
- 65-67, Hanworth Road: up to 9 homes, permissioned (90 m)
- RAPUR COURT, 52-60 RAPUR COURT, Hanworth Road: up to 7 homes, permissioned (140 m)
- Fairfield Works, Fairfields Road: up to 5 homes, permissioned (180 m)
Roadworks
No street works under way, planned or finished in the last three months on this street, in permits up to 30 September 2026.
Flood risk
No address in this street's postcodes is in an area at high, medium or low risk of flooding from rivers, the sea or surface water. The rest are in areas at very low risk: less than a 0.1% (1 in 1,000) chance a year.
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.
Height above sea level
The street's 36 addresses are between 20 m and 22 m above sea level (20 m on average).
Broadband
| Postcode | Superfast (30 Mbit/s+) | Ultrafast (300 Mbit/s+) | Gigabit | Below 10 Mbit/s |
|---|---|---|---|---|
| TW3 1BQ | 82% | 82% | 82% | 0% |
| TW3 1EX | 100% | 100% | 100% | 0% |
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway stations | Hounslow 850,000 journeys in 2024–25 | 830 m (0.5 miles) |
| Isleworth 957,000 journeys in 2024–25 | 1.8 km (1.1 miles) | |
| Whitton (London) 1.3 million journeys in 2024–25 | 2.2 km (1.4 miles) | |
| Underground, metro or tram | Hounslow Central Underground Station | 440 m (0.3 miles) |
| Hounslow East Underground Station | 530 m (0.3 miles) | |
| Osterley Underground Station | 1.5 km (0.9 miles) | |
| Bus stops | 18 stops within 400 m (0.2 miles), 49 within 800 m (0.5 miles); nearest Fair Street Hounslow | 60 m |
| Bus or coach station | Heathrow Terminal 4 (Rail-Air) Heathrow Airport Terminal 4 | 6.1 km (3.8 miles) |
| Ferry terminal | Richmond St. Helena Pier | 3.8 km (2.4 miles) |
| Car parks | 7 within 800 m (0.5 miles); nearest Euro Car Parks | 90 m |
| EV charging points | 30 within 1.6 km (1 mile); nearest ubitricity | 300 m |
| Airport with scheduled flights | London Heathrow Airport LHR | 6.9 km (4.3 miles) |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | 14 practices within 1.6 km (1 mile); nearest Hiyos | 170 m |
| Pharmacies | 12 pharmacies within 1.6 km (1 mile); nearest Boots | 70 m |
| NHS dentists | 12 practices within 1.6 km (1 mile); nearest Dental Surgery | 50 m |
| Hospital | Utc West Mid Hospital | 2.6 km (1.6 miles) |
| Police station | Hounslow Police Station | 250 m |
| Cash machines | 6 machines within 800 m (0.5 miles); nearest Barclays ATM | 180 m |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | 3 within 800 m (0.5 miles); nearest Inwood Park 5.7 ha | 290 m |
| Largest park within 800 m (0.5 miles) | Lampton Park 17 ha | 570 m (0.4 miles) |
| Play area | 4 within 800 m (0.5 miles); nearest Unnamed 940 m² | 370 m |
| Playing field | New Central Playing Fields 2.9 ha | 890 m (0.6 miles) |
| Allotments | 2 within 800 m (0.5 miles); nearest Inwood Road Allotments 4.6 ha | 410 m (0.3 miles) |
Within 800 m (0.5 miles): 3 parks and gardens, 23 hectares in all.
Landmarks
The nearest historic landmark is Osterley Park, a registered park or garden (Grade II*), 2.6 km (1.6 miles) north. 8 listed buildings are within 1 km (0.6 miles).
| Name | What it is | From the middle of the street |
|---|---|---|
| Osterley Park | Registered park or garden, Grade II* | 2.6 km (1.6 miles) north |
| Royal Botanic Gardens, Kew | World Heritage Site | 4.5 km (2.8 miles) east |
| Name | What it is | From the middle of the street |
|---|---|---|
| Isleworth Ait | Island | 2.8 km (1.7 miles) east |
| Donkey Wood | Wood | 3 km (1.9 miles) west |
| Brazil Wood | Wood | 3.1 km (1.9 miles) south-west |
| Brazil Mill Wood | Wood | 3.1 km (1.9 miles) south-west |
| Water Lily Pond | Lake or reservoir | 4.2 km (2.6 miles) east |
| Conolly Dell | Valley | 4.8 km (3 miles) north |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 19.1 | 40 | 10 |
| Fine particles (PM2.5) | 8.9 | 20 | 5 |
| Particles (PM10) | 14.5 | 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, rail and aircraft noise
| Level | Road traffic | Railways | Aircraft |
|---|---|---|---|
| 60 to 64 | 0 | 0 | 3 |
| 55 to 59 | 4 | 0 | 33 |
| Under 55 | 32 | 36 | 0 |
4 of the street's 36 addresses are modelled at 55 dB or more from road traffic, and 36 from aircraft, 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 Hounslow: see them on the Hounslow page.
Nearest schools
| School | Phase | Ages | Distance | Inspection |
|---|---|---|---|---|
| Lift Kingsley | Secondary | 11–18 | 220 m | No overall grade (Mar 2025, graded inspection without an overall judgement): Quality of education: Good; Behaviour and attitudes: Good; Personal development: Good; Leadership and management: Good |
| Hounslow Town Primary School | Primary | 3–11 | 330 m | Report card (Feb 2026): Curriculum and teaching: Expected standard; Achievement: Expected standard; Attendance and behaviour: Expected standard; Personal development and wellbeing: Expected standard; Inclusion: Strong standard; Leadership and governance: Expected standard; Early years: Expected standard; Safeguarding standards: Met |
| Alexandra Primary School | Primary | 3–11 | 530 m (0.3 miles) | No published inspection |
| Chatsworth Primary School | Primary | 3–11 | 670 m (0.4 miles) | No published inspection |
| St Mark's Catholic School Roman Catholic | Secondary | 11–18 | 940 m (0.6 miles) | Outstanding (Sep 2022, overall grade under the previous framework) |
| Spring Grove Primary School | Primary | 3–11 | 1 km (0.6 miles) | Good (Jun 2024, overall grade under the previous framework) |
| Lampton Academy | Secondary | 11–18 | 1 km (0.6 miles) | Outstanding (May 2024, overall grade under the previous framework) |
| Grove Road Primary School | Primary | 3–11 | 1 km (0.6 miles) | Report card (Feb 2026): Curriculum and teaching: Needs attention; Achievement: Expected standard; Attendance and behaviour: Expected standard; Personal development and wellbeing: Expected standard; Inclusion: Expected standard; Leadership and governance: Expected standard; Early years: Expected standard; Safeguarding standards: Met |
| Wellington Primary School | Primary | 3–11 | 1.2 km (0.8 miles) | No published inspection |
| The Orchard Primary School | Primary | 3–11 | 1.3 km (0.8 miles) | Good (Dec 2023, overall grade under the previous framework) |
| St Michael and St Martin Catholic Primary School Roman Catholic | Primary | 3–11 | 1.3 km (0.8 miles) | Outstanding (Apr 2023, overall grade under the previous framework) |
| West Thames College | 16 plus | 14–99 | 1.5 km (0.9 miles) | No published inspection |
Food hygiene ratings nearby
| Business | Type | Distance | Rating | Rated |
|---|---|---|---|---|
| ANK International Ltd TW3 1BQ | Retailers - other | 20 m | 4 Good | 7 Apr 2026 |
| MAGIC CORN TW3 1LR | Takeaway/sandwich shop | 30 m | Awaiting inspection | |
| Puff House TW3 1BQ | Retailers - other | 30 m | 5 Very good | 17 Jun 2025 |
| Royal Palace Shawarma & Restaurant TW3 1BQ | Restaurant/Cafe/Canteen | 30 m | Awaiting inspection | |
| Dakshin Kitchen Limited TW3 1LR | Farmers/growers | 30 m | 5 Very good | 28 Nov 2022 |
| TABLE 11 TW3 1LR | Restaurant/Cafe/Canteen | 40 m | 5 Very good | 25 Jul 2022 |
| KFC TW3 1BQ | Importers/Exporters | 40 m | 5 Very good | 28 Oct 2025 |
| MooBoo Bubble Tea TW3 1EH | Takeaway/sandwich shop | 40 m | 5 Very good | 26 Sep 2023 |
| FlipOut Hounslow - The Diner TW3 1EH | Restaurant/Cafe/Canteen | 50 m | Awaiting inspection | |
| Heavenly Desserts TW3 1EH | Restaurant/Cafe/Canteen | 50 m | 5 Very good | 12 May 2026 |
| Urban Baristas TW3 1EH | Retailers - other | 50 m | Awaiting inspection | |
| LAHORE KARAHI TW3 1EH | Restaurant/Cafe/Canteen | 50 m | Awaiting inspection | |
| Merkur Slots TW3 1LR | Retailers - other | 50 m | 5 Very good | 17 Nov 2025 |
| Font Hounslow TW3 1EH | Restaurant/Cafe/Canteen | 50 m | 5 Very good | 2 Aug 2022 |
| German Doner Kebab TW3 1BL | Restaurant/Cafe/Canteen | 50 m | 5 Very good | 24 Oct 2026 |
Crime within 250 m
| Category | Crimes |
|---|---|
| Shoplifting | 389 |
| Violence and sexual offences | 372 |
| Public order | 159 |
| Theft from the person | 151 |
| Other theft | 135 |
| Anti-social behaviour | 125 |
| Drugs | 99 |
| Criminal damage and arson | 57 |
| Burglary | 54 |
| Robbery | 46 |
| Vehicle crime | 35 |
| Bicycle theft | 23 |
| Possession of weapons | 10 |
| Other crime | 9 |
Most of these are attached to: On or near Shopping Area (418); On or near Police Station (246); On or near Parking Area (243); On or near Fair Street (190); On or near Douglas Road (178).
People and work
Who lives here
| Around this street | England | |
|---|---|---|
| Median age | 33 | 40 |
| Children under 15 | 25% | 17% |
| Aged 65 and over | 1% | 18% |
Homes
| Around this street | England | |
|---|---|---|
| Owned (outright or with a mortgage) | 24% | 61% |
| Owned outright | 3% | 33% |
| Shared ownership | 10% | 1% |
| Social rented | 12% | 17% |
| Private rented | 55% | 21% |
Work and commuting
| Around this street | England | |
|---|---|---|
| Adults (16 and over) in work | 74% | 57% |
| Unemployment (of those working or looking for work) | 6% | 6% |
| Retired (of adults) | 2% | 22% |
| Long-term sick or disabled (of adults) | 2% | 4% |
| Work mainly from home (of those in work) | 28% | 32% |
| Travel to work by car or van | 12% | 48% |
| By train, Underground, metro or tram | 24% | 4% |
| By any public transport, including bus | 49% | 8% |
| On foot or by bicycle | 9% | 10% |
| Work within 10 km (6 miles) of home (of those who travel to work) | 64% | 65% |
| Work 30 km (19 miles) or more away | 2% | 8% |
Education and languages
| Around this street | England | |
|---|---|---|
| Degree or other higher qualification, Level 4+ (of adults) | 57% | 34% |
| No qualifications | 13% | 18% |
| Apprenticeship as highest qualification | 4% | 5% |
| Main language English (aged 3 and over) | 56% | 91% |
| Cannot speak English well or at all | 6% | 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
- Food hygiene ratings German Doner Kebab (restaurant/cafe/canteen, TW3 1BL) re-inspected, still 5 Very good (rated 24 October 2026) found 31 October 2026
- Food hygiene ratings Shree Krishna Vada Pav (restaurant/cafe/canteen, TW3 1QL) re-inspected, still 5 Very good (rated 24 October 2026) found 31 October 2026
- Food hygiene ratings Phat Buns (takeaway/sandwich shop, TW3 1RH) re-inspected, still 5 Very good (rated 24 October 2026) found 31 October 2026
Postcodes on this street
- TW3 1AA: 3 addresses
- TW3 1BQ: 1 address of 33 in the postcode
- TW3 1EX: 1 address of 41 in the postcode
Nearby streets
Smithy Lane · Matisse Road · Fair Street · High Street · High Street · Fairfields Road · Prince Regent Road · Saddlers Place · Red Lion Court · Gilbert Street · Bristow Road · York Road
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.