Crown Walk Wembley, Brent
57 addresses across 3 postcodes (HA9), about 100 m long, classed as a local road. USRN 20202306.
- Sales: 73 recorded sales since 1995; in 2025 the median was £365,000 across 5 sales.
- Energy: 52 homes have an energy certificate (B: 3, C: 41, D: 8).
- Flood: 31 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 Brent costs £2,235 a year in 2026-27.
- Broadband: Gigabit broadband is available to 97% to 100% of premises.
- Transport: The nearest railway station is Wembley Stadium, about 1 km (0.7 miles) away in a straight line.
- Green space: The nearest park or garden, Elvin Gardens, is about 510 m (0.3 miles) away.
- Air: Background air pollution in 2024 was 15.9 µg/m³ of nitrogen dioxide and 8.7 of PM2.5, within UK legal limits.
- Height: Its addresses are 34 to 37 m above sea level.
- Noise: 14 of its 57 addresses are modelled at 55 dB or more from road traffic.
- Doctors: The nearest GP surgery is Preston Medical Centre, about 460 m (0.3 miles) away, with 10 practices within 1.6 km (1 mile).
- People: About 790 people lived in the census areas around it in 2021; 55% of households owned their home and 39% of adults held a degree or other higher qualification.
- Crime: 140 crimes were recorded within 250 m between September 2025 and August 2026, most often anti-social behaviour.
Sales on this street
| Year | Sales | Median price | Lowest | Highest |
|---|---|---|---|---|
| 2025 | 5 | £365,000 | £345,000 | £370,000 |
| 2024 | 1 | £365,000 | £365,000 | £365,000 |
| 2018 | 2 | £355,000 | £350,000 | £360,000 |
| 2017 | 1 | £320,000 | £320,000 | £320,000 |
| 2015 | 1 | £280,000 | £280,000 | £280,000 |
| 2014 | 2 | £222,475 | £199,950 | £245,000 |
| 2013 | 3 | £239,500 | £237,000 | £240,000 |
| 2012 | 1 | £175,000 | £175,000 | £175,000 |
| 2011 | 4 | £178,750 | £172,000 | £248,000 |
| 2010 | 2 | £174,000 | £150,000 | £198,000 |
| 2009 | 1 | £204,000 | £204,000 | £204,000 |
| 2008 | 2 | £238,250 | £231,500 | £245,000 |
| Date | Address | Type | Price | Notes |
|---|---|---|---|---|
| 14 Nov 2025 | 18 HA9 8HU | Flat or maisonette | £350,000 | Leasehold. Not a standard sale (repossession, buy-to-let or transfer). |
| 7 Nov 2025 | 14 HA9 8HU | Flat or maisonette | £277,500 | Leasehold. Not a standard sale (repossession, buy-to-let or transfer). |
| 31 Oct 2025 | 54 HA9 8HU | Flat or maisonette | £345,000 | Leasehold. |
| 10 Oct 2025 | 16 HA9 8HU | Flat or maisonette | £370,000 | Leasehold. |
| 29 Aug 2025 | 56 HA9 8HU | Flat or maisonette | £368,000 | Leasehold. |
| 31 Mar 2025 | 7 HA9 8HU | Flat or maisonette | £365,000 | Leasehold. |
| 26 Mar 2025 | 35 HA9 8HU | Flat or maisonette | £356,000 | Leasehold. |
| 28 Jun 2024 | 21 HA9 8HU | Flat or maisonette | £365,000 | Leasehold. |
| 21 Apr 2021 | 23 HA9 8HU | Flat or maisonette | £348,000 | Leasehold. Not a standard sale (repossession, buy-to-let or transfer). |
| 22 Feb 2021 | 6 HA9 8HU | Flat or maisonette | £367,500 | Leasehold. Not a standard sale (repossession, buy-to-let or transfer). |
| 16 Aug 2019 | 50 HA9 8HU | Flat or maisonette | £265,000 | Leasehold. Not a standard sale (repossession, buy-to-let or transfer). |
| 20 Nov 2018 | 17 HA9 8HU | Flat or maisonette | £350,000 | Leasehold. |
| 9 Jul 2018 | 31 HA9 8HU | Flat or maisonette | £360,000 | Leasehold. |
| 3 Apr 2018 | 22 HA9 8HU | Flat or maisonette | £335,000 | Leasehold. Not a standard sale (repossession, buy-to-let or transfer). |
| 6 Jan 2017 | 6 HA9 8HU | Flat or maisonette | £320,000 | Leasehold. |
| 28 Oct 2015 | 36 HA9 8HU | Flat or maisonette | £330,000 | Leasehold. Not a standard sale (repossession, buy-to-let or transfer). |
| 17 Apr 2015 | 31 HA9 8HU | Flat or maisonette | £280,000 | Leasehold. |
| 17 Jun 2014 | 14 HA9 8HU | Flat or maisonette | £199,950 | Leasehold. |
| 7 Mar 2014 | 35 HA9 8HU | Flat or maisonette | £245,000 | Leasehold. |
| 7 Nov 2013 | 34 HA9 8HU | Flat or maisonette | £237,000 | Leasehold. |
| 11 Oct 2013 | 10 HA9 8HU | Flat or maisonette | £240,000 | Leasehold. |
| 18 Feb 2013 | 68 HA9 8HU | Flat or maisonette | £239,500 | Leasehold. |
| 13 Feb 2012 | 26 HA9 8HU | Flat or maisonette | £175,000 | Leasehold. |
| 9 Dec 2011 | 16 HA9 8HU | Flat or maisonette | £182,500 | Leasehold. |
| 14 Nov 2011 | 50 HA9 8HU | Flat or maisonette | £172,000 | Leasehold. |
| 30 Sep 2011 | 64 HA9 8HU | Flat or maisonette | £248,000 | Leasehold. |
| 4 Aug 2011 | 40 HA9 8HU | Flat or maisonette | £175,000 | Leasehold. |
| 29 Oct 2010 | 40 HA9 8HU | Flat or maisonette | £150,000 | Leasehold. |
| 23 Jul 2010 | 25 HA9 8HU | Flat or maisonette | £198,000 | Leasehold. |
| 16 Oct 2009 | 31 HA9 8HU | Flat or maisonette | £204,000 | Leasehold. |
| 28 Jul 2008 | 38 HA9 8HU | Terraced | £231,500 | Leasehold. |
| 8 May 2008 | 8 HA9 8HU | Flat or maisonette | £245,000 | Leasehold. |
| 20 Dec 2007 | 60 HA9 8HU | Flat or maisonette | £220,000 | Leasehold. |
| 2 Nov 2007 | 72 HA9 8HU | Flat or maisonette | £235,000 | Leasehold. |
| 2 Oct 2007 | 25 HA9 8HU | Flat or maisonette | £175,000 | Leasehold. |
| 16 Aug 2007 | 15 HA9 8HU | Flat or maisonette | £235,000 | Leasehold. |
| 30 Apr 2007 | 46 HA9 8HU | Flat or maisonette | £244,000 | Leasehold. |
| 14 Feb 2007 | 27 HA9 8HU | Terraced | £215,750 | Leasehold. |
| 17 Mar 2006 | 62 HA9 8HU | Flat or maisonette | £151,000 | Leasehold. |
| 29 Apr 2005 | 35 HA9 8HU | Flat or maisonette | £225,000 | Leasehold. |
| 30 Nov 2004 | 15 HA9 8HU | Flat or maisonette | £200,000 | Leasehold. |
| 14 Oct 2003 | 1 HA9 8HU | Flat or maisonette | £165,000 | Leasehold. |
| 31 Jul 2003 | 18 HA9 8HU | Flat or maisonette | £188,000 | Leasehold. |
| 20 Jun 2003 | 25 HA9 8HU | Flat or maisonette | £150,000 | Leasehold. |
| 6 Jun 2003 | 40 HA9 8HU | Flat or maisonette | £147,000 | Leasehold. |
| 29 Jan 2003 | 58 HA9 8HU | Flat or maisonette | £160,000 | Leasehold. |
| 16 Aug 2002 | 35 HA9 8HU | Flat or maisonette | £165,000 | Leasehold. |
| 27 Mar 2002 | 29 HA9 8HU | Flat or maisonette | £132,000 | Leasehold. |
| 30 Apr 2001 | 29 HA9 8HU | Flat or maisonette | £105,000 | Leasehold. |
| 11 Apr 2001 | 11 HA9 8HU | Flat or maisonette | £132,000 | Leasehold. |
Energy performance certificates
52 homes with a current certificate; median floor area 66 m². Most common: Flat (52). Built: 1976-1982 (23); 1967-1975 (17); 1983-1990 (5). Tenure at assessment: rented (private) (35); owner-occupied (15); rented (social) (1).
Each home's certificates and sales (23 addresses)
- 4, Crown Walk
- 6, Crown Walk
- 8, Crown Walk
- 9, Crown Walk
- 12, Crown Walk
- 20, Crown Walk
- 23, Crown Walk
- 24, Crown Walk
- 25, Crown Walk
- 26, Crown Walk
- 28, Crown Walk
- 29, Crown Walk
- 31, Crown Walk
- 35, Crown Walk
- 36, Crown Walk
- 40, Crown Walk
- 42, Crown Walk
- 48, Crown Walk
- 52, Crown Walk
- 62, Crown Walk
- 64, Crown Walk
- 70 Crown Walk
- 72 Crown Walk
Council tax
What each band costs in Brent in 2026-27: Band D £2,235 a year on average, including the police, fire and any county and parish charges.
| A | B | C | D | E | F | G | H |
|---|---|---|---|---|---|---|---|
| £1,490 | £1,739 | £1,987 | £2,235 | £2,732 | £3,229 | £3,725 | £4,471 |
Homes by band in the neighbourhood around this street: most are in band C (38% of about 1,050 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): Article 4 for HMOs.
- 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)
- Brook Avenue: up to 450 homes, not permissioned (160 m)
- 81 Wembley Park Drive, Wembley, HA9 8HE: up to 4 homes, permissioned (210 m)
- Wembley Park Station (North): up to 100 homes, not permissioned (280 m)
- Wembley Park Station (South): up to 456 homes, permissioned (320 m)
- 5 Kingswood Road, Wembley, HA9 8JR: up to 8 homes, permissioned (340 m)
- Empire House, Empire Way: up to 9 homes, permissioned (350 m)
- Brook Avenue (360 m)
- Former Malcolm House Site: up to 100 homes, not permissioned (420 m (0.3 miles))
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, 28 addresses are in areas at high risk, 3 at medium risk and 16 at low risk. Each address counts once, at the higher of its rivers-and-sea and surface-water risk.
Rivers and the sea alone: of the 55 homes the Environment Agency counts, 0 are in areas at high risk, 0 medium, 18 low and 0 very low.
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 |
|---|---|---|---|
| HA9 8HU | not in 2 or 3 | 18 / 0 / 6 | unlikely |
| HA9 8HX | not in 2 or 3 | 4 / 0 / 6 | unlikely |
| HA9 8HZ | not in 2 or 3 | 6 / 3 / 4 | unlikely |
Height above sea level
The street's 57 addresses are between 34 m and 37 m above sea level (35 m on average).
Broadband
| Postcode | Superfast (30 Mbit/s+) | Ultrafast (300 Mbit/s+) | Gigabit | Below 10 Mbit/s |
|---|---|---|---|---|
| HA9 8HU | 100% | 100% | 100% | 0% |
| HA9 8HX | 100% | 97% | 97% | 0% |
| HA9 8HZ | 100% | 100% | 100% | 0% |
Getting around
| Nearest | Distance | |
|---|---|---|
| Railway stations | Wembley Stadium 885,000 journeys in 2024–25 | 1 km (0.7 miles) |
| North Wembley 1.2 million journeys in 2024–25 | 1.3 km (0.8 miles) | |
| Wembley Central 4.4 million journeys in 2024–25 | 1.5 km (0.9 miles) | |
| Underground, metro or tram | Wembley Park Underground Station | 470 m (0.3 miles) |
| Preston Road Underground Station | 1.1 km (0.7 miles) | |
| North Wembley Underground Station | 1.3 km (0.8 miles) | |
| Bus stops | 10 stops within 400 m (0.2 miles), 48 within 800 m (0.5 miles); nearest Brook Avenue Wembley Park | 170 m |
| Bus or coach station | Brunswick Road / Clarendon Road Ealing | 3.9 km (2.4 miles) |
| Ferry terminal | Little Venice Waterbus Stop | 8.5 km (5.3 miles) |
| Car parks | 7 within 800 m (0.5 miles); nearest Parking space on Forty Avenue, HA9 | 220 m |
| EV charging points | 11 within 1.6 km (1 mile); nearest Shell Recharge Charging Station | 270 m |
| Airport with scheduled flights | London Heathrow Airport LHR | 15.9 km (9.9 miles) |
Local services
| Nearest | Distance | |
|---|---|---|
| GP surgeries | 10 practices within 1.6 km (1 mile); nearest Preston Medical Centre | 460 m (0.3 miles) |
| Pharmacies | 16 pharmacies within 1.6 km (1 mile); nearest Health First Pharmacy | 270 m |
| NHS dentists | 9 practices within 1.6 km (1 mile); nearest Dental Surgery | 550 m (0.3 miles) |
| Hospital | Northwick Park Hospital | 2.8 km (1.7 miles) |
| Police station | Chalkhill Police Station | 1.5 km (0.9 miles) |
| Cash machines | 1 machines within 800 m (0.5 miles); nearest ATM | 610 m (0.4 miles) |
Parks and green space
| Nearest | Distance | |
|---|---|---|
| Park or garden | 5 within 800 m (0.5 miles); nearest Elvin Gardens 3,650 m² | 510 m (0.3 miles) |
| Largest park within 800 m (0.5 miles) | King Edward VII Park 10 ha | 770 m (0.5 miles) |
| Play area | 2 within 800 m (0.5 miles); nearest Unnamed 200 m² | 520 m (0.3 miles) |
| Playing field | Preston Park 7.5 ha | 1.2 km (0.8 miles) |
| Allotments | Unnamed 4,350 m² | 1.4 km (0.9 miles) |
Within 800 m (0.5 miles): 5 parks and gardens, 13 hectares in all.
Landmarks
The nearest historic landmark is Royal Botanic Gardens, Kew, a World Heritage Site, 9.6 km (6 miles) south. 5 listed buildings are within 1 km (0.6 miles).
| Name | What it is | From the middle of the street |
|---|---|---|
| Royal Botanic Gardens, Kew | World Heritage Site | 9.6 km (6 miles) south |
| Name | What it is | From the middle of the street |
|---|---|---|
| Barn Hill | Hill | 1.1 km (0.7 miles) north-east |
| Northwick Park | Wood | 2.8 km (1.7 miles) north-west |
| Welsh Harp Reservoir | Lake or reservoir | 2.8 km (1.7 miles) east |
| Horsenden Wood | Wood | 3.1 km (1.9 miles) south-west |
| Horsenden Hill | Hill | 3.4 km (2.1 miles) south-west |
| Hendon Grove | Wood | 4.6 km (2.9 miles) north-east |
Air quality
| Pollutant | Here | UK limit | WHO guideline |
|---|---|---|---|
| Nitrogen dioxide (NO2) | 15.9 | 40 | 10 |
| Fine particles (PM2.5) | 8.7 | 20 | 5 |
| Particles (PM10) | 13.7 | 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 |
|---|---|---|
| 65 to 69 | 1 | 0 |
| 55 to 59 | 13 | 6 |
| Under 55 | 43 | 51 |
14 of the street's 57 addresses are modelled at 55 dB or more from road traffic, and 6 from railways, 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 Brent: see them on the Brent page.
Nearest schools
| School | Phase | Ages | Distance | Inspection |
|---|---|---|---|---|
| Preston Manor School | All-through | 4–19 | 320 m | No published inspection |
| Ark Academy | All-through | 3–18 | 450 m (0.3 miles) | Report card (Apr 2026): Curriculum and teaching: Strong standard; Achievement: Strong standard; Attendance and behaviour: Strong standard; Personal development and wellbeing: Exceptional; Inclusion: Strong standard; Leadership and governance: Strong standard; Early years: Expected standard; Post-16 provision: Strong standard; Safeguarding standards: Met |
| Michaela Community School | Secondary | 11–19 | 510 m (0.3 miles) | No published inspection |
| Wembley Primary School | Primary | 3–11 | 590 m (0.4 miles) | No overall grade (Nov 2024, graded inspection without an overall judgement): Quality of education: Good; Behaviour and attitudes: Outstanding; Personal development: Good; Leadership and management: Good |
| Park Lane Primary School | Primary | 3–11 | 1 km (0.6 miles) | Report card (Jan 2026): Curriculum and teaching: Expected standard; Achievement: Strong standard; Attendance and behaviour: Expected standard; Personal development and wellbeing: Strong standard; Inclusion: Strong standard; Leadership and governance: Strong standard; Early years: Strong standard; Safeguarding standards: Met |
| Chalkhill Primary School | Primary | 3–11 | 1.1 km (0.7 miles) | Good (Feb 2023, overall grade under the previous framework) |
| Preston Park Primary School | Primary | 2–11 | 1.3 km (0.8 miles) | No published inspection |
| St Joseph's Catholic Junior School Roman Catholic | Primary | 7–11 | 1.3 km (0.8 miles) | Good (Sep 2023, overall grade under the previous framework) |
| Ark Elvin Academy | Secondary | 11–18 | 1.3 km (0.8 miles) | Outstanding (Jun 2023, overall grade under the previous framework) |
| St Joseph's Catholic Infant School Roman Catholic | Primary | 3–7 | 1.3 km (0.8 miles) | Good (Oct 2023, overall grade under the previous framework) |
| East Lane Primary School | Primary | 4–11 | 1.5 km (0.9 miles) | Outstanding (Nov 2019, overall grade under the previous framework) |
| Oakington Manor Primary School | Primary | 3–11 | 1.7 km (1 mile) | Good (Oct 2023, overall grade under the previous framework) |
Food hygiene ratings nearby
| Business | Type | Distance | Rating | Rated |
|---|---|---|---|---|
| Brook House Nursing Home - LCH Brook Ltd HA9 8UU | Hospitals/Childcare/Caring Premises | 160 m | 5 Very good | 10 Dec 2025 |
| Learning Stars Montessori Children's House HA9 8HE | Hospitals/Childcare/Caring Premises | 220 m | 5 Very good | 13 Apr 2026 |
| St Christopher School Kitchen- The Inspired Learning Group HA9 8HE | School/college/university | 220 m | 5 Very good | 3 Jun 2025 |
| Wembley United Synagogue HA9 8HW | Other catering premises | 270 m | 5 Very good | 8 Jul 2025 |
| LAKOMKA HA9 8HF | Retailers - supermarkets/hypermarkets | 270 m | 4 Good | 16 Dec 2025 |
| Health First Pharmacy HA9 8HF | Retailers - other | 270 m | Exempt | |
| Grandma's Food & Bar HA9 8HF | Restaurant/Cafe/Canteen | 270 m | 5 Very good | 13 Aug 2026 |
| Dimensions UK Ltd HA9 8EP | Hospitals/Childcare/Caring Premises | 290 m | 5 Very good | 14 May 2025 |
| Alfa Internet Cafe HA9 8HP | Restaurant/Cafe/Canteen | 300 m | 5 Very good | 3 Dec 2024 |
| Chicky's Piri Piri HA9 8HS | Takeaway/sandwich shop | 300 m | 2 Improvement necessary | 19 May 2026 |
| Parish Bar HA9 8HP | Pub/bar/nightclub | 310 m | 5 Very good | 18 Mar 2026 |
| College of North West London HA9 8HP | School/college/university | 310 m | 5 Very good | 21 Nov 2019 |
| CXI Love Food HA9 8HG | Restaurant/Cafe/Canteen | 310 m | 5 Very good | 29 May 2025 |
| Ni Hao HA9 8HG | Restaurant/Cafe/Canteen | 310 m | 5 Very good | 28 Apr 2026 |
| Capital Food & Wine HA9 8HG | Retailers - supermarkets/hypermarkets | 310 m | 5 Very good | 25 Jun 2025 |
Crime within 250 m
| Category | Crimes |
|---|---|
| Anti-social behaviour | 41 |
| Violence and sexual offences | 35 |
| Public order | 11 |
| Drugs | 10 |
| Vehicle crime | 8 |
| Burglary | 8 |
| Other theft | 8 |
| Theft from the person | 6 |
| Criminal damage and arson | 6 |
| Other crime | 3 |
| Bicycle theft | 2 |
| Robbery | 2 |
Most of these are attached to: On or near Bowling Green Court (33); On or near Wembley Park Drive (26); On or near Forty Close (17); On or near Forty Avenue (15); On or near Crown Walk (14).
People and work
Who lives here
| Around this street | England | |
|---|---|---|
| Median age | 38 | 40 |
| Children under 15 | 22% | 17% |
| Aged 65 and over | 17% | 18% |
Homes
| Around this street | England | |
|---|---|---|
| Owned (outright or with a mortgage) | 55% | 61% |
| Owned outright | 30% | 33% |
| Shared ownership | 2% | 1% |
| Social rented | 3% | 17% |
| Private rented | 40% | 21% |
Work and commuting
| Around this street | England | |
|---|---|---|
| Adults (16 and over) in work | 53% | 57% |
| Unemployment (of those working or looking for work) | 8% | 6% |
| Retired (of adults) | 19% | 22% |
| Long-term sick or disabled (of adults) | 3% | 4% |
| Work mainly from home (of those in work) | 31% | 32% |
| Travel to work by car or van | 27% | 48% |
| By train, Underground, metro or tram | 25% | 4% |
| By any public transport, including bus | 32% | 8% |
| On foot or by bicycle | 5% | 10% |
| Work within 10 km (6 miles) of home (of those who travel to work) | 60% | 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) | 39% | 34% |
| No qualifications | 21% | 18% |
| Apprenticeship as highest qualification | 5% | 5% |
| Main language English (aged 3 and over) | 63% | 91% |
| Cannot speak English well or at all | 7% | 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
- Energy certificates New energy certificate: band D, flat (lodged 14 October 2026) found 2 November 2026
Postcodes on this street
- HA9 8HU: 55 addresses of 56 in the postcode
- HA9 8HX: 1 address of 41 in the postcode
- HA9 8HZ: 1 address of 40 in the postcode
Nearby streets
Forty Close · Oakington Avenue · Elliot Close · Brook Avenue · Beechcroft Gardens · Gabrielle Close · Matthews Close · Forty Avenue · Wembley Park Drive · Hollycroft Avenue · Talisman Way · Kingswood 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.