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Free 2026 London Planning Report — Belvedere DA17

Red-brick Victorian terraced houses with white two-storey bay windows and gables at sunset, cars parked along the kerb
DA17 · Belvedere · Bexley

Planning and building regulation drawings in Belvedere (DA17)

Belvedere sits on gently rising ground beside the Thames marshes, on the edge of south-east London. The housing is a mixture: Victorian terraces, interwar semis and post-war houses, most of them unlisted family homes with a back garden. Kingswood Avenue, Napier Road, Ripley Road and Battle Road are among its streets. Many of these houses suit a rear extension, a loft conversion or a side infill, and such work often falls within permitted development.

  • MCIAT chartered technologists
  • London Borough of Bexley granted 95% of 939 householder applications
  • Drawings in about 7 days

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Position matters here. The low-lying ground near the marshes brings surface water and flood risk into the conversation for riverside plots, and an extension near the lower roads needs to be drawn with drainage in mind as well as layout. Older houses bring their own detail: on the Victorian terraces, rear and side-return work depends on sound party-wall and boundary drawings, since neighbouring houses share structure.

Two conservation areas, Woolwich Road and Erith Road, cover older frontages and tighten design control there. Away from them, permitted development commonly applies to the mixed stock. We check whether a house sits within either area, and how its ground level relates to flood risk, before we choose the planning route.

Planning in Belvedere: what to know before you apply

Bexley has no borough-wide Article 4 direction affecting everyday householder work, and no householder direction is published for the Belvedere part of DA17, so houses across much of the mixed stock keep their permitted development rights; flats have none. The exceptions are the Woolwich Road and Erith Road conservation areas. Inside them, roof enlargements, side extensions and rear extensions of more than one storey are not permitted development and need a full planning application, with closer attention paid to older frontages. Elsewhere the council expects extensions to respect the established suburban pattern. Because the district sits close to the Thames marshes, flood-risk and surface-water points can come up on low-lying plots. We check each address for these issues before drawing.

Applications are decided by London Borough of Bexley — its planning pages.

Check your route

Does your Belvedere project need planning permission?

Route check · Belvedere (DA17)

Listed building?
Conservation area?
Likely permitted development — no planning applicationNeeds checking
  • A single-storey rear extension up to 4 m deep on a detached house, or 3 m on any other house, is Class A permitted development subject to the height and materials conditions.
  • This council does not publish its Article 4 directions to the national register, so the schedule is confirmed with the council first.
  • One or more constraints are unknown — we check the council's registers as part of the free appraisal.
  • Where permitted development applies, a lawful development certificate proves it for lenders and buyers.

Sources: GPDO 2015, Schedule 2, Part 1 · Planning Portal — common projects · Building Regulations 2010 — when approval is needed

This is a first-pass indication from the national rules, not planning advice for your property. Your council's registers, any Article 4 schedule and the exact dimensions decide it — the free appraisal checks all three before we recommend a route.

Confirm it with a free appraisal

Belvedere (DA17) in numbers

What London Borough of Bexley has decided, and what DA17 is built of — the two facts that shape every job here.

Householder planning decisions — London Borough of Bexley

Belvedere (DA17) applications are decided by London Borough of Bexley; these are its published householder figures for the last four quarters.

Householder applications decided2025 Q2 to 2026 Q1939
Granted895
Refused44
Grantedof 939 decisions · England 90%95%
Decided within 8 weeksof 846, excluding prior approvals99%

Source: Ministry of Housing, Communities and Local Government (PS2 district planning application statistics). Open Government Licence v3.0 Extracted 2026-09-22.

Permitted development prior approvals — London Borough of Bexley

How the larger-home-extension route has fared with London Borough of Bexley, which decides DA17 notifications.

Larger home extension prior approvals — not required2024 Q2 to 2026 Q1152
Prior approval granted18
Prior approval refused30
Grantedof 48 determined38%

Source: Ministry of Housing, Communities and Local Government (PS1 district planning application statistics). Open Government Licence v3.0 Extracted 2026-09-22.

Planning appeals — London Borough of Bexley

Refusals in DA17 can be appealed to the Planning Inspectorate; this is London Borough of Bexley's householder appeal record.

Householder appeals determined2021–2026169
Allowed59
Allowedof 169 · England 36%35%

Source: Planning Inspectorate appeals casework. Open Government Licence v3.0 Extracted 2026-09-22.

Conservation areas and Article 4 directions — London Borough of Bexley

Register counts for London Borough of Bexley. A count describes what the council has published, never a rank against another council.

Conservation areas in the register22 dated, 1973–200531

Source: MHCLG Planning Data Platform. Open Government Licence v3.0 Extracted 2026-09-22.

What DA17 is built of

Residential building form across Belvedere (DA17), from 266 classified buildings — the fact that decides party walls, side returns and loft headroom before any policy does.

Attached on more than one side47%
Attached on one side46%
Detached8%
Median building footprint56 m²
Addresses per buildingAbove about 2 means flats and maisonettes dominate1.3
Buildings classified266

Source: Ordnance Survey National Geographic Database (derived statistics). Contains OS data © Crown copyright and database right 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026. Extracted 2026-09-22.

  1. Day 0Measured survey of your Belvedere property — or your existing plans if you have them.
  2. About 7 daysDrawings issued for your approval. Free redraws until you are happy.
  3. SubmissionWe validate against London Borough of Bexley’s checklist and submit on your behalf.
  4. Council: 8-week targetHouseholder applications carry an 8-week statutory target. London Borough of Bexley decided 99% of 846 recent householder applications inside it.

Source: Ministry of Housing, Communities and Local Government (PS2 district planning application statistics). Open Government Licence v3.0 Extracted 2026-09-22.

Neighbourhoods

Streets and neighbourhoods in DA17

FAQ

Belvedere (DA17) — FAQs

Can I build a rear extension on a Victorian terrace in Belvedere without planning permission?+
It can be, where the house is outside the conservation areas and the extension stays within permitted development limits. On a terrace the party wall and the boundary also need detailing before building starts.
Is flood risk a problem for an extension in DA17?+
It can be for low-lying plots near the marshes. We check the flood zone and surface-water position for your address, and where it matters, the drawings and any supporting information reflect it.
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