BOROUGH

Planning permission in Kingston upon Thames

Royal-borough riverside, the Coombe estate and town-centre Article 4s.
Conservation areas
27
Article 4 areas
—
Average house price
£568,439
12-month change
-0.5%

Constraints: planning.data.gov.uk (ingested 2026-08-01) · Prices: HM Land Registry UK House Price Index, December 2025 · 145 sales in December 2025 · Open Government Licence

Planning in Kingston upon Thames — the detail

Kingston upon Thames — one of only four royal boroughs in England — runs from the Thames at Kingston and Surbiton up to the wooded Coombe estate on the Wimbledon Common fringe. Its 27 conservation areas include Kingston Old Town, Riverside South, Grove Crescent and Fairfield and Knights Park near the centre, the Surbiton Town Centre and Surbiton Hill Park areas, and the exclusive Coombe Hill, Coombe Wood and Coombe House areas, where large detached houses in mature grounds attract some of the borough's most prominent extension and replacement-dwelling schemes.

Kingston's Article 4 directions are, for the most part, not householder restrictions: they protect the borough's town centres and key employment areas — chiefly by removing the permitted development right to convert offices and commercial premises to residential — so what narrows a homeowner's options is conservation-area designation and, in the older stock, listed status. The council's Residential Design SPD sets the design expectations for householder extensions, and a Riverside Public Realm SPD guides work along the Thames frontage.

Outside the conservation areas, Kingston's Victorian, Edwardian and interwar stock in Surbiton, New Malden and Old Malden supports the usual rear extensions, side returns and loft conversions, much of it under permitted development. With the conservation areas concentrated around the town centres, the riverside and Coombe, the address-level check is what tells you whether a project is a prior-approval formality or a full application.

Policy detail lives in the Kingston upon Thames local plan and applications are submitted via the Kingston upon Thames planning portal.

Reviewed by
Savas Bulduk MRICSDirector, Hampstead Chartered Surveyors & Building Consultancy — RICS-regulated (Firm Reg. 923064)

Conservation areas in Kingston upon Thames

Real · planning.data.gov.uk

Every designated conservation area in Kingston upon Thames from the official dataset — inside one, permitted development narrows and design scrutiny rises.

  • CADOGAN ROAD CONSERVATION AREA
  • CHRIST CHURCH CONSERVATION AREA
  • CLAREMONT ROAD CONSERVATION AREA
  • COOMBE HILL CONSERVATION AREA
  • COOMBE HOUSE CONSERVATION AREA
  • COOMBE WOOD CONSERVATION AREA
  • FAIRFIELD/KNIGHTS PARK CONSERV AREA
  • FISHPONDS PARK CONSERVATION AREA
  • GROVE CRESCENT CONSERVATION AREA
  • KINGSTON HILL CONSERVATION AREA
  • KINGSTON OLD TOWN CONSERVATION AREA
  • KINGSTON VALE CONSERVATION AREA
  • LIVERPOOL ROAD CONSERVATION AREA
  • OAKHILL CONSERVATION AREA (A)
  • OAKHILL CONSERVATION AREA (B)
  • OLD MALDEN CONSERVATION AREA(A)
  • OLD MALDEN CONSERVATION AREA(B)
  • PARK ROAD CONSERVATION AREA
  • PRESBURG ROAD CONSERVATION AREA
  • RICHMOND ROAD CONSERVATION AREA
  • RIVERSIDE SOUTH CONSERVATION AREA
  • SOUTHBOROUGH CONSERVATION AREA
  • ST.ANDREWS SQUARE CONSERVATION AREA
  • SURBITON HILL PARK CONSERV AREA
  • SURBITON TOWN CENTRE CONSERV AREA
  • THE GROVES CONSERVATION AREA
  • VICTORIA AVENUE CONSERVATION AREA

Source: planning.data.gov.uk · Open Government Licence. Boundaries are checked at address level by the area report.

Article 4 directions in Kingston upon Thames

Real · planning.data.gov.uk

Kingston's Article 4 directions, recorded on the council's own register rather than the national planning.data.gov.uk dataset, mostly protect the borough's town centres and key employment areas — chiefly removing the permitted development right to convert offices and commercial premises to homes — rather than restricting householder extensions. For homeowners, conservation-area designation and listed status are what narrow extension rights; check the area report for what applies at a specific address.

Source: planning.data.gov.uk · Open Government Licence. Checked at address level by the area report.

Kingston upon Thames has no Article 4 geometry in the national dataset — see how that compares to the 14 boroughs that do. See the full London Article 4 Coverage Index →
Kingston upon Thames's householder grant rate: 82% of householder applications decided were granted (628 of 766) over 2025 Q2 to 2026 Q1 — rank 10 of 33 for lowest grant rate. London average: 85.6%. See the full householder approval-rate league table →
FIGURES

Key Kingston upon Thames planning figures

Conservation areas27
Article 4 directions—
Householder applications granted82% (628 of 766)
London average grant rate85.6%
Rank for lowest grant rate10 of 33
Average house price£568,439
Annual price change-0.5%

Conservation areas and Article 4 directions: planning.data.gov.uk, ingested 2026-08-01 · Householder approval rates: MHCLG district planning application statistics (PS2), 2025 Q2 to 2026 Q1 · House prices: HM Land Registry UK House Price Index, December 2025 · Open Government Licence. Figures are as published on those dates; a designation missing from the national dataset is a gap in the dataset, not proof it does not exist.

PROJECTS

What gets built in Kingston upon Thames

Rear extension

Surbiton, New Malden and Old Malden terraces extend under PD; the town-centre, riverside and Coombe conservation areas need a full application.

Rear extension in Kingston upon Thames →
Side return extension

Common on Surbiton's Victorian terraces; conservation designation is the main control on the shared flank and roofline.

Side return extension in Kingston upon Thames →
Loft conversion

Routine on the Surbiton, New Malden and Worcester Park stock under PD; conservation areas require a full application and careful dormers.

Loft conversion in Kingston upon Thames →
Basement extension

A full application with structural and flood-risk evidence is the norm, especially near the Thames and on the Coombe slopes.

Basement extension in Kingston upon Thames →
Garden room

Suits the larger gardens of Surbiton, New Malden and Coombe under PD; conservation-area designation and height and incidental-use limits are the constraints.

Garden room in Kingston upon Thames →
DISTRICTS

Kingston upon Thames postcode by postcode

KT1 — Kingston Town & Riverside

KT1 is the royal borough's core — Kingston Old Town, Riverside South, Grove Crescent and the Fairfield and Knights Park conservati…

KT1 planning report →
KT2 — Kingston Hill & Coombe

KT2 climbs to Kingston Hill and the exclusive Coombe estate — the Coombe Hill, Coombe Wood and Coombe House conservation areas, la…

KT2 planning report →
KT6 — Surbiton

KT6 is Surbiton — the Surbiton Town Centre, Surbiton Hill Park, Southborough and The Groves conservation areas, with their Italian…

KT6 planning report →
KT3 — New Malden

KT3 is New Malden — largely interwar suburban stock on generous plots with side access, where rear extensions, side extensions and…

KT3 planning report →
KT4 — Worcester Park & Old Malden

KT4 covers Worcester Park and Old Malden, including the Old Malden conservation area around the ancient parish church. The suburba…

KT4 planning report →
KT5 — Berrylands & Surbiton fringe

KT5 covers Berrylands and the Surbiton fringe in Kingston — Victorian and interwar stock with side-return and loft activity. Outsi…

KT5 planning report →
KT9 — Chessington

KT9 is Chessington — more suburban and Green Belt-edge than central Kingston, with a Surrey boundary in places. Much of the househ…

KT9 planning report →
FAQ

Kingston upon Thames planning, asked straight

01

Do Kingston's Article 4 directions affect my house extension?

Usually not directly. Most of Kingston's directions protect the town centres and key employment areas — chiefly by removing the right to convert offices and commercial premises to homes — rather than controlling householder extensions. What narrows what you can build at home is whether you sit in a conservation area or a listed building. The address check tells you which applies.
02

Is my Kingston home in a conservation area?

It might be — the borough has 27 conservation areas, from Kingston Old Town, the Riverside and Surbiton to the Coombe estate. Inside one, permitted development narrows and design scrutiny rises on rooflines, materials and boundaries. Enter your postcode to see the named designation, cited to the official dataset.
03

Do I need planning permission for a rear extension or loft in Surbiton or New Malden?

Outside the conservation areas, much of Kingston's Victorian, Edwardian and interwar stock keeps permitted development rights — a single-storey rear extension within the limits, or a rear-dormer loft within the volume limits, can often proceed under PD or prior approval. Inside a conservation area, a full application is needed, to the council's Residential Design SPD. Check the address first.
04

What extra control applies near the river or on Coombe?

Thames-frontage projects are guided by the council's Riverside Public Realm SPD as well as conservation-area policy, and the Coombe conservation areas — large houses in wooded grounds — attract close scrutiny of scale, massing and trees on extensions and replacement dwellings. Precedent and pre-application advice help on anything prominent.
05

How do I check constraints for a Kingston address?

Run the postcode through the Planning Permission Checker area report: it checks your coordinates against the official conservation-area geometry and shows sold-price comparables, each cited to source. Because Kingston's Article 4 directions are largely about town-centre and office-to-residential control, the report helps separate what affects your home from what doesn't.
READ

Related reading

Permitted development in conservation areas: what you lose and why

Designated land edits the rulebook — here's the exact redline.

Read the guide →
Party walls: notices, awards, and your neighbours

Almost every London extension, loft and basement engages this Act. Here's how it actually works.

Read the guide →
Loft conversion costs in London: dormer vs mansard

Four roof forms, four budgets — and one big conservation premium.

Read the guide →
CHECK

What applies at your address?

Borough-level rules only narrow it down. Enter a Kingston upon Thames postcode for the live constraint check — conservation area, Article 4 and sold-price comparables, cited to source.

Check a Kingston upon Thames address

Need it in writing for one address? A planning permission report for a Kingston upon Thames property — from £59, or surveyor-reviewed from £295.

Planning Permission Checker provides planning and cost intelligence for early feasibility only. It is not legal, planning, valuation, architectural, structural, or surveying advice. All estimates are indicative and must be verified by qualified professionals before purchase, design, planning submission, or construction.

Cost estimates are indicative only — not a quotation. Final price depends on survey, specification, structure, access, party wall matters, VAT, professional fees, and contractor availability.

Planning outcomes are not guaranteed. Local planning authorities make final decisions.

Check an address