Regent's Park · Westminster · England
Updated September 2026
Compare this postcode| Address | Date | Price |
|---|---|---|
| 21, Flat 4, Siddons Lane, London, NW1 5NF | 31 March 2026 | £820,000 |
| 21, Flat 3, Siddons Lane, London, NW1 5NF | 14 August 2001 | £230,000 |
| 21, Flat 4, Siddons Lane, London, NW1 5NF | 16 September 1998 | £210,000 |
Within 3.1 miles of this postcode
Francis Holland School
Other independent school
London Business School
Higher education institutions
St Edward's Catholic Primary School
Voluntary aided school
Within 1 mile of this postcode
Census 2021
3 female, 0 male
226 residents
326 residents
879 residents
464 residents
252 residents
This postcode contained 0.1% of the sector's usual residents on Census Day. The age profile describes the wider NW1 5 sector, not people in this individual postcode.
Small counts are adjusted for privacy, so totals can differ slightly between Census tables.
Census Day: 21 March 2021. Sources: ONS/Nomis P001-P004 and ONS CT21_0228. Age table version 2024-04-08.
Ofcom's predicted availability across all residential and commercial premises in this postcode in January 2026.
Predicted coverage, not measured speeds. Check availability for your address with a provider. Postcode-level full-fibre figures are not published in this release.
Source: Ofcom Connected Nations Spring 2026, version 2026-01-v2. Contains Ofcom data licensed under the Open Government Licence v3.0.
Mapped applications within 1,000 metres of this postcode point.
OUTSIDE NUMBER 8: 1 x Lime (Tilia x vulgaris) (T1648) - Prune branches to the northeast by approx. 1.5m to a height of 5.5m to reduce encroachment on adjacent Mulberry. Prune back branches by 1m from adjacent structures to the south.
St Andrews Place Fitzrovia London NW1 4DX
Remediation of previous stone repairs to better match background stone.
2-9 Cambridge Gate London NW1 4JX
Variation of condition 1, 2, 4, 21, 24, 25, 62, 63 and 65 of planning permission dated 25th May 2023 (RN:21/02193/FULL) for the Demolition of the existing building and redevelopment of the site to provide three buildings of 39, 24 and 17 storeys in height, providing residential units (including affordable units)(Class C3), commercial uses (Class E), a community use (Class F.2), landscaping, tree and other planting, public realm improvements throughout the site including new pedestrian and cycle links, provision of public art and play space, basement level excavation to provide associated plant, servicing, disabled car parking and cycle parking and connection through to the basement of the neighbouring West End Gate development. Namely, addition of extra floor of residential accommodation to Block K through revised structure and floor to ceiling heights but with no overall building height increase; Reduction in height of Block I & J; External alterations, including façade design changes; Sustainability and embodied carbon enhancements; Changes to mix and tenure of private and affordable residential units; Amendments to proposed landscaping scheme; Amendments to plans and conditions to clarify relationship with adjoining developments.
Paddington Green Police Station 4 Harrow Road London W2 1XJ
Replacement of selected windows and doors, alterations to other windows and doors, and associated works.
Flat 1 3 Cambridge Gate London Camden NW1 4JX
COMMUNAL AREA FRONT OF NUMBERS 1 - 10: 1 x Lime (Tilia cordata) (T197) - Remove epicormic growth.
Communal Gardens Cambridge Terrace London NW1 4JL
Internal alterations to (former) main house and mews, including construction of replacement staircase between ground and lower ground-floor levels to the main house; enlarging doorways to the main house; construction of timber insert to ground floor living room; construction of ensuite to lower ground floor bedroom; reconfiguration of internal layout at ground and lower ground floor levels to mews building; external alterations, including demolition and replacement of existing 'link' structure and installation of skylight to mews building; and associated works.
Flat 1 3 Cambridge Gate London NW1 4JX
External alterations, including demolition and replacement of existing 'link' structure and installation of skylight to mews building; and associated works.
Flat 1 3 Cambridge Gate London NW1 4JX
New drainage run to second floor to connect with existing service vent pipe to rear lightwell.
1 Albany Terrace Park Square East London Camden NW1 4DS
Replacement of the ground floor reception room fireplace, and reconfiguration of the third floor bathroom.
1 Albany Terrace Park Square East London Camden NW1 4DS
IN GARDENS AT SOUTH END: 1 x Lime (Tilia cordata) (T197) - Lift canopy to 3m over footpath and drive. Remove epicormic growth.
Communal Gardens Cambridge Terrace London NW1 4JL
IN GARDENS OPPOSITE 1 TO 10: 1 x Pendant Silver Lime (Tilia petiolaris) (T196) - Lift canopy to 4 m over drive to East and to 3 m over footpath to West. 1 x Hornbeam cv (Carpinus betulus 'Frans Fontaine') (T683) - Prune from adjacent structure to clear lamp column by 1 m.
Communal Gardens Cambridge Gate London NW1 4JX
ON STREET O/S 11: 2 x Himalayan Birch (Betula jacquemonti) (T605 & T612) - Lift low canopy to 2.5m (whole crown) and clear lamp column by 1m. 6 x Himalayan Birch (Betula jacquemonti) (T606, T607, T608, T609, T610 & T611) - Lift low canopy to 2.5m (whole crown). 1 x Lime (Tilia x vulgaris) (T1648) - Remove epicormic growth.
On Street o/s number 11 St Andrew's Place London NW1 4LB
Source: MHCLG Planning Data, snapshot 2025-09-17, version 2025-09-17-beta. Licensed under the Open Government Licence v3.0. Record dates use the submitted date where published, otherwise the decision date.
132
within 5 km
LOWER GROUND FLOOR, 15 MARYLEBONE ROAD, LONDON, NW1 5JD
ODS code E87745
541 m
17 MARYLEBONE ROAD, LONDON, NW1 5LT
ODS code E87737
541 m
95-97 CRAWFORD STREET, LONDON, W1H 2HJ
ODS code E87070
549 m
GATEFORTH STREET, LONDON, NW8 8EG
ODS code E87011
715 m
4 PRINCESS LOUISE CLOSE, LONDON, W2 1LQ
ODS code E87008
1.0 km
41 CONNAUGHT SQUARE, LONDON, W2 2HL
ODS code E87037
1.2 km
1 CROMPTON STREET, LONDON, W2 1ND
ODS code E87052
1.2 km
2 CROMPTON STREET, LONDON, W2 1ND
ODS code E87006
1.2 km
16 WELLINGTON ROAD, ST JOHNS WOOD, LONDON, NW8 9SP
ODS code E87754
1.2 km
3-5 WEIGHHOUSE STREET, LONDON, W1K 5LS
ODS code E87648
1.3 km
31 FITZROY SQUARE, LONDON, W1T 6EU
ODS code E87066
1.3 km
THE MARGARETE CENTRE, 108 HAMPSTEAD ROAD, LONDON, NW1 2LS
ODS code Y02674
1.5 km
BRAMPTON HOUSE, 60 GROVE END ROAD, LONDON, NW8 9NH
ODS code E87609
1.5 km
57-59 CROWNDALE ROAD, LONDON, NW1 1TN
ODS code F83006
1.9 km
8 RIDGMOUNT STREET, LONDON, WC1E 7AA
ODS code F83043
2.0 km
165 LANARK ROAD, LONDON, W9 1NZ
ODS code E87663
2.0 km
99 REGENTS PARK ROAD, LONDON, NW1 8UR
ODS code F83011
2.0 km
235A ELGIN AVENUE, LONDON, W9 1NH
ODS code E87046
2.0 km
PICKERING HOUSE, HALLFIELD ESTATE, LONDON, W2 6HF
ODS code E87009
2.1 km
20 GOWER STREET, LONDON, WC1E 6DP
ODS code F83005
2.1 km
Showing 20 of 132 matching practices.
Main GP practices only; branch surgeries are excluded. Distances are straight-line. Contact the practice to check registration, services, opening hours and appointments.
Source acquired on 2026-09-05. Contains information from NHS England, licenced under the current version of the Open Government Licence.
Park Road / Baker Street
BCT · Lisson Grove
Baker Street Station
BCT · Baker Street
Baker Street Station
BCT · Baker Street
Baker Street Station
BCT · Baker Street
Dorset Square / Marylebone Station
BCT · Lisson Grove
English Indices of Deprivation 2025 for Westminster 008B, the published LSOA linked to this postcode. Decile 1 contains the most deprived 10% of English LSOAs and decile 10 the least deprived 10%.
Overall IMD decile
8 of 10
Overall England rank
24,078 of 33,755
These are relative area statistics, not measures of an individual household, affluence or absolute change. They cannot be compared with indices for other UK nations. Source: English Indices of Deprivation 2025, version 2025-v2.
Environment Agency long-term indicators for the area around addresses in this postcode. They are not an assessment of any individual property and do not show current or forecast flooding.
Source: Environment Agency flood-risk postcode search tool data, version 2026-06-18. Check the long-term risk for an individual area. © Environment Agency copyright and/or database right 2025. All rights reserved.
The five-year median is £820,000 from 1 recorded sale in NW1 5NF. This is a recorded-sale statistic, not a current valuation.
The latest UK House Price Index average for City of Westminster is £854,198 in June 2026, down 25.4% year on year.
371 open schools are in scope, including 146 primary and 34 secondary schools. Francis Holland School is the nearest published school at 109 m.
Counts describe active establishment records. They do not assess admissions, catchments or quality.
26,247 published events cover 12 months, averaging 2,187.25 events per published month. The largest recorded category is Theft from the person with 5,521 events.
The source publishes anonymised street-level events. These figures are not a measure of safety for an individual address.