Telephone Exchange 30-40 Harrison Street London WC1H 8JF Data via plota.co.uk

REGISTERED 2026/2614/P
Extensions & alterations
Council
Camden 3.1/10
Date received
2 Jul 2026
Date validated
2 Jul 2026
Postcode
WC1H 8JF

Description

Existing window openings on the second floor to be adapted to create acoustic louvre panels and the replacement of 1No. damaged window on the second floor. Data via plota.co.uk

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Historical activity at this location

25 nearby applications on record - archival context, not part of the live application.

Within ~100m

Nearby activity

2023 Approved
55 Sidmouth Street London WC1H 8JX
Change of use of part lower ground to second floors from a residential dwelling to 6 non…
2023/3676/P
2023 Approved
55 Sidmouth Street London WC1H 8JX
Internal alterations at lower-ground, ground, first and second floor including the sealin…
2023/4382/L
2024 Approved
30-40 Telephone Exchange Rooftop National Grid Wireless Communication Station And Premises Harrison Street London WC1H 8JF
Erection of 3 x panel antennas attached to 2 x support poles, at roof level, and ancillar…
2024/1451/P
2023 Approved
Burleigh House Sidmouth Street London WC1H 8AQ
FRONT GARDEN: 3 x London Planes (T1) - Pollard back to previous points. REAR GARDEN: 2 x…
2023/5127/T
2023 Withdrawn
55 Sidmouth Street London WC1H 8JX
proposal is to convert 55 Sidmouth Street into a 6 bed HMO
2023/3612/NEW
2022 Approved
2 Flat Ground Floor Regent Square London Camden WC1H 8HZ
Internal and external alterations to listed building (part retrospective).
2022/3521/L
2022 Approved
2 Flat Ground Floor Regent Square London Camden WC1H 8HZ
Internal and external alterations to listed building (part retrospective).
2022/2934/P
2022 Approved
8 Seaford Street London WC1H 8JH
Replacement of timber and Crittall framed single glazed sash windows at 2nd and 3rd floor…
2022/1883/P
2022 Approved
2 Regent Square London Camden WC1H 8HZ
Replacement of stairs to front of the building that run from street level down to the bas…
2022/1719/L
2021 Approved
53 Sidmouth Street London WC1H 8JX
Removal of pipework and blocking up of basement window to front elevation. Installation o…
2021/3566/L
2019 Approved
Peperfield, Peperfield Project Day Centre Cromer Street London WC1H 8LP
Change of use from day centre (D1) to a 4bed dwellinghouse (C3) and erection of single st…
2019/4446/P
2019 Withdrawn
St Georges Cathedral Redhill Street London NW1 4BG
Erection of first floor extension to north eastern annex on Little Edward Street to provi…
2019/2937/L
2018 Approved
1st Floor No. 6 Regent Square London WC1H 8HZ
Internal alterations to create bathroom
2018/4761/L
2018 Approved
4 Regent Square London WC1H 8HZ
Lowering of rear/front lightwell in connection with the conversion of 1x 1B flat and 1x3B…
2018/5187/P
2018 Approved
4 Regent Square London WC1H 8HZ
Lowering of rear/front lightwell in connection with the conversion of 1x 1B flat and 1x3B…
2018/5719/L
2018 Approved
7 Regent Square London WC1H 8HZ
REAR GARDEN: 1 x Laurel - Fell to ground level and poison stump
2018/4992/T
2018 Approved
Harrison Street Telephone Exchange 30-40 Harrison Street London WC1H 8JF
Installation of pole-mounted omni antenna, equipment cabinet with attached GPS antenna, a…
2018/1960/P
2017 Approved
6A Seaford Street LONDON WC1H 8JD
Replacement of existing partially glazed timber door with new partially glazed timber doo…
2017/6181/P
2016 Approved
Kilburn Nightingale Architects Ltd 26 Harrison Street London WC1H 8JW
Excavation of lightwell measuring 4m x 2m to the side elevation fronting Seaford Street…
2016/2429/P
2017 Withdrawn
7 Regent Square LONDON WC1H 8HZ
Installation of emergency electrical lights and fire exit sign, replacement carpet, repai…
2017/4605/L
2017 Approved
Greatcroft Centre Great Croft, Cromer Street LONDON WC1H 8LF
Erection of a single-storey rear extension at lower ground floor level and hard and soft…
2017/1265/P
2017 Approved
Burleigh House Sidmouth street London WC1H 8JX
T1 (east), T2 (middle) &T3 (west) plane trees in front garden to be reduced by up to 4m i…
2017/1365/T
2017 Approved
51 Sidmouth Street London WC1H 8JX
Replacement of front doors at ground and basement levels; installation of lightwell acces…
2017/0936/L
2017 Approved
51 Sidmouth Street London WC1H 8JX
Replacement of front doors at ground and basement levels; installation of lightwell acces…
2017/0786/P
2016 Approved
Flat 2 7 Regent Square Londond WC1H 8HZ
Internal alterations to ground floor flat including relocation of the bathroom from the f…
2016/2487/L
Camden
Planning Authority Score
3.1/10
Poor
#231 of 296 councils
Relevant to this application:
Householder decisions

Camden is slower than most councils at deciding householder applications, ranking #242 out of 296. Householder applications are slightly less likely to be approved here (88%) than the national average (90%).

Slower than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Camden decision performance
Based on MHCLG data, the year to March 2026
88%
Overall approval rate
Above avg (87%) #149 of 296
88%
Householder approved
Below avg (90%) #215 of 296
49%
Decided in 8 weeks
Below avg (63%) #242 of 296
41%
Extended time limit
Below avg (41%) #158 of 296
90%
Minor dwellings approved
467 decided (1-9 homes)
80%
Major dwellings approved
10 decided (10+ homes)
93%
Change of use approved
46 decided
1,973
Total decisions
234 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings