Spotted when a home's energy certificate shows at least 15 m² (and 15%) more floor area than an earlier one. Only homes with two certificates show up, so the real number is higher. A busy street suggests extensions get permission here; check the council's planning register for the details.
Storm overflows within 2 km
1storm overflows within 2 km
0hours of spills in 2025 between them (typical neighbourhood: about 36)
0spill events counted
Thames Water
South Ealing Road, W5into River Brent0 spills, 0 hours in 2025
Permission for 13 homesSwann Court, GARAGE BLOCKS TO THE NORTH OF SWANN COURT, South Street (full planning permission)
Mar 2022 2.0 km away
Planning permission
Permission for 6 homesLayton Court - Hounslow '5000 Pledge', GARAGES TO THE REAR OF, LAYTON COURT, BROOK LANE NORTH (full planning permission)
Jan 2022 700 m away
Planning permission
Permission for 5 homes66A, Waldeck Road (full planning permission)
Oct 2021 2.0 km away
Planning permission
Permission for 69 homes50, London Road (full planning permission)
May 2021 450 m away
Planning permission
Permission for 105 homesMETROPOLITAN POLICE, HALF ACRE (full planning permission)
Apr 2021 250 m away
Planning permission
Permission for 215 homesMORRISONS, 228-246, High Street (other)
Apr 2021 250 m away
Planning permission
Permission for 193 homes40 and 40A, High Street (full planning permission)
Mar 2021 850 m away
Planning permission
Permission for 5 homesLAND AT ORCHARD ROAD AND, WINDMILL ROAD (full planning permission)
Mar 2021 550 m away
New-home postcodes with fewer than 5 homes are counted above but not listed. 45 postcodes nearby had new homes completed in the last two years.
Certificate of lawfulness for the proposed erection of a single storey rear extension and rear roof extension with three roof windows to the front.
Hounslow P/2026/2564 · All Other
Sept 2026 300 m away
Approved
18, Clifden Road, TW8 0PFErection of a side and rear extensions.Hounslow P/2026/2304 · Householder
Aug 2026 450 m away
Approved
69-76, High Street, TW8 0AAMonty's Condition 36 Cores A B and DHounslow P/2026/2230 · All Other
Jul 2026 400 m away
Approved
2, Caxton Mews, TW8 8BNRetrospective application for the replacement of existing timber sash windows with heritage-style uPVC sash windows.Hounslow P/2026/1841 · Householder
Jul 2026 50 m away
Approved
2, Church Walk, TW8 8DBGround floor rear extension 4.50 metres deep, maximum height 4.00 metres, 3.00 metres high to the eaves.Hounslow PA/2026/2167 · Prior Approval
Jul 2026 300 m away
Approved
70, Oakwood House, High StreetDetails of Condition 9b and 9c (Internal Noise Levels) for Block A submitted pursuant of planning permission 00607/69-76/P12 (P/2022/1142) approved 10/11/2022 for the demolition of the existing building and erection of four blocks ranging from three to eleven storeys to provide 333 residential units and commercial space with associated car and cycle parking, landscaping, amenity space and ancillarHounslow P/2026/1905 · All Other
Jun 2026 400 m away
Approved
70, Oakwood House, High StreetDetails of condition 28b (energy statement) for block A submitted pursuant to planning permission 00607/69 76/P12 (P/2022/1142) approved 10/11/2022 for the demolition of the existing building and erection of four blocks ranging from three to eleven storeys to provide 333 residential units and commercial space with associated car and cycle parking, landscaping, amenity space and ancillary developmeHounslow P/2026/1906 · All Other
Jun 2026 400 m away
Approved
Unit 3, High Street, TW8 8JAPrior approval for the change of use from offices (class E) to six residential units (class C3)Hounslow PAC/2026/1853 · Prior Approval · 8 homes proposed
Jun 2026 200 m away
Application Received
P/2026/1739Station Parade, BMR - DOCHounslow P/2026/1739 · All Other
Jun 2026 450 m away
Approved
Great West Plaza, Riverbank WayEnlargement of the existing loft to create nine self contained flats with associated car parking, cycle and refuse storage.Hounslow P/2026/1511 · All Other · 9 homes proposed
May 2026 450 m away
Approved
Land south of Brentford High Street and Waterside, High Street, TW8 8AEBTC OPP NMA Energy Strategy Condition 52 and 69Hounslow P/2026/1328 · All Other
May 2026 250 m away
Refused
Land south of Brentford High Street and Waterside, High Street, TW8 8AEBTC Energy Strategy Plot H NMA Condition 2a and 2bHounslow P/2026/1332 · All Other
May 2026 250 m away
Refused
Land south of Brentford High Street and Waterside, High Street, TW8 8AEBTC Energy Strategy NMA Plot J Condition 2a and 2bHounslow P/2026/1331 · All Other
May 2026 250 m away
Refused
Land south of Brentford High Street and Waterside, High Street, TW8 8AEBTC Plot E&F Energy Strategy NMA Condition 2a and 2bHounslow P/2026/1330 · All Other
May 2026 250 m away
Refused
Land south of Brentford High Street and Waterside, High Street, TW8 8AEBTC NMA Energy Strategy Plot A Condition 6a and 6bHounslow P/2026/1329 · All Other
May 2026 250 m away
Approved
38, The Butts, TW8 8BLErection of a single-storey rear extension following the demolition of the existing conservatoryHounslow P/2026/1163 · Householder
Apr 2026 100 m away
Approved
Land south of Brentford High Street and Waterside, High Street, TW8 8AEBTC Plot E Condition 41 NoiseHounslow P/2026/1155 · All Other
Apr 2026 250 m away
Refused
4, Station Parade, Boston Manor Road, TW8 8DZVariation of Condition 2 (Approved Drawings) to allow alterations to certain obscure glazed windows of Flats 5, 6, 8 and 9 and communal staircase of Planning Permission P/2019/3391 approved 02 October 2020 for the Construction of nine homes with associated cycle storage, bin storage and private amenity, and two shops with associated bin storage.Hounslow P/2026/1033 · All Other
Mar 2026 450 m away
Source: Planning London Datahub (Greater London Authority and the London boroughs); applications validated since January 2023. Data is published as received and may contain errors; check the borough's planning portal for documents.
Rooftop solar
Alexandra Junior School - Roof Mounted Solar SystemApproved, not yet built · 150 kW
Sept 2021 3.7 km away
Rooftop solar
Kneller Hall SchoolBeing built · 250 kW
Dec 2025 4.3 km away
Running nearest: Mogden STW (other, 3.0 km); Southall Lane Waste Depot (battery storage, 6.8 km); Western International Market (rooftop solar, 7.0 km); Western International Market (WIM) Site (battery storage, 7.0 km).
DESNZ Renewable Energy Planning Database, April to June 2026 (OGL). Projects of 150 kW and over; refused, withdrawn and abandoned ones are left out.
Windmill Road, BrentfordUtility asset works · Electricity Network Company Limited · Multi-way signals
Nov 2026 to Nov 2026 800 m away
Minor
Field Lane, BrentfordRemedial works · CADENT GAS LIMITED · Multi-way signals
Nov 2026 to Nov 2026 400 m away
Minor
Great West Road, BrentfordPermanent reinstatement · VODAFONE GROUP · Lane closure
Nov 2026 to Nov 2026 1000 m away
DfT Street Manager permits (OGL), England. Dates are the planned ones; works often finish early or overrun.
Highways · The new road tunnel will pass under the River Thames between Silvertown and North Greenwich
decided May 2018 22.3 km away
Decided
Slough Multifuel Extension ProjectGenerating Stations · Land at 342 Edinburgh Avenue, Slough Trading Estate, Slough, Berkshire, SL1 4TU.
SDC M40 CampusGenerating Stations · The site of the project is located in Buckinghamshire, England. It is approximately 2km to the west of Gerrards Cross, approximately 2.5km east of Beaconsfield and approximately 1.5km north of Hedgerley. The site comprises land immediately to the south of the A40 Oxford Road and immediately to the north of the M40 motorway. It has a history of landfill activities and is currently operated by Veolia for the landfilling of inert building waste (albeit the site no longer accepts any forms of waste).
application due January 2027 22.8 km away
Planning Inspectorate list of nationally significant infrastructure projects (roads, railways, energy, water, waste), October 2026 (OGL). Each is placed at one point, usually the middle of the site; long schemes run well beyond it.