Walsingham House, 35 Seething Lane City of London EC3N 4AH
External alterations including the replacement of the 7th floor, the addition of two storeys office (B1) use with a plant room at roof level; infilling of the lightwell and the sloping roof fronting onto Crutched Friars; replacement windows; new entrances; flexible office (B1) /retail (A1) use of part of the ground floor; ancillary roof plant and cycle spaces. 8,517sq.m (GEA).
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Progress
Application details
- Reference
- 14/01226/FULMAJ
- Local authority
- City
- Postcode
- EC3N 4AH
- Ward
- TOWER
- Application type
- All Other
- Property type
- Commercial
Key dates
- Decided
- 8 Jan 2016
Estimated project value
£5k–£16k
Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: FMB 2026 double glazing guide, 3-bed semi full replacement.
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 8 recent sales are listed below.
- 1 SEETHING LANE, LONDON, EC3N 4AXOther · Not a standard market sale · £27,247,4566 months ago26 Feb 2026
- FLAT 604, 1 PEPYS STREET, LONDON, EC3N 2NUFlat or maisonette · Leasehold · £665,0006 months ago20 Feb 2026
- FLAT 603, 1 PEPYS STREET, LONDON, EC3N 2NUFlat or maisonette · Leasehold · £520,0006 months ago12 Feb 2026
- FLAT 510, 1 PEPYS STREET, LONDON, EC3N 2NUFlat or maisonette · Leasehold · £490,0007 months ago6 Feb 2026
- FLAT 502, 1 PEPYS STREET, LONDON, EC3N 2NUFlat or maisonette · Leasehold · £482,5007 months ago26 Jan 2026
- 10 NORTHUMBERLAND ALLEY, LONDON, EC3N 2EJOther · Not a standard market sale · £1,065,00010 months ago30 Oct 2025
- FLAT 805, 1 PEPYS STREET, LONDON, EC3N 2NUFlat or maisonette · Leasehold · £575,00011 months ago25 Sept 2025
- 5 LLOYDS AVENUE, LONDON, EC3N 3AEOther · Not a standard market sale · £12,025,00012 months ago5 Sept 2025
Homes here go for about £520,000 — the median of the last 5 market sales in EC3N (the wider postcode district), £482,500 to £665,000.
Contains HM Land Registry data © Crown copyright and database right 2026. 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
- 35 Seething Lane City of London EC3N 4AHPermittedNext door
- 35 Seething Lane City of London EC3N 4AHPermittedNext door
- City of London EC3N 4AHPermittedNext door
- City of LondonPermittedNext door
- Hart Street City of London EC3R 7NBPermittedAdjoining
- 41 Crutched Friars City of London EC3N 2AEPermitted46 yd