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Pending5/2026/1509Submitted last monthRear extension

21 St Stephens Avenue St Albans Hertfordshire Al3 4Aa

Single Storey Rear Extension

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Progress

Submitted
9 Aug 2026
— completed
Validated
10 Aug 2026
— completed
Consultation
2 Oct 2026
— completed
Target date
2 Oct 2026 (target)
— not yet reached
Decided
—
— not yet reached

Application details

Reference
5/2026/1509
Local authority
St Albans
Postcode
AL3 4AA
Ward
Verulam
Application type
Full
Property type
House

Key dates

Submitted
9 Aug 2026
Validated
10 Aug 2026
Target decision
2 Oct 2026

4 documents · 0 comments · 0 constraints

Estimated project value

£35k–£63k

Typical UK cost for this job type, at South East rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: MyJobQuote / Checkatrade 2026, ~20m² at £1,800-£3,000/m².

Recently sold nearby

Nothing on this postcode has changed hands in the last two years. The sales below are for pricing rather than a lead.

Homes here go for about £1,080,000 — the median of the last 7 market sales in AL3 4AA, £900,000 to £1,780,000.

Contains HM Land Registry data © Crown copyright and database right 2024. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.

Planning constraints

No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.

Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.

Nearby applications