Architects in HA2
South Harrow, Rayners Lane, Roxeth and North Harrow. Interwar semi-detached houses, widely extended to the side and rear, with lofts.
RIBA Chartered Practice · ARB-registered architects · Extensions, lofts and planning drawings

Planning authority
Which council decides in HA2?
All of HA2 is in Harrow, so Harrow decides planning applications here. 963 postcodes, 6.1 miles from our studio.
| Council | Share of HA2 postcodes |
|---|---|
| Harrow | 100% (962) |
By postcode sector
| Sector | Postcodes | Council |
|---|---|---|
| HA2 0 | 233 | Harrow |
| HA2 2 | 12 | Harrow |
| HA2 6 | 157 | Harrow |
| HA2 7 | 147 | Harrow |
| HA2 8 | 204 | Harrow |
| HA2 9 | 210 | Harrow |
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Type any postcode in the 33 London boroughs we cover. We'll tell you which council handles planning there and show you the local planning points.
Local planning points
If your home is in Harrow
The Residential Design Guide SPD (2010) sets no fixed depth for single-storey rear extensions that need permission. Extra depth is expected to be set in from the side boundary by twice that depth.
SourceTwo-storey rear extensions must meet the 45-degree code and are generally not possible on mid-terraced houses.
SourceThe Harrow Local Plan 2021–2041 was adopted on 24 March 2026, replacing the 2012 Core Strategy and 2013 development management policies.
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