9A Rosslyn Avenue Barnet EN4 8DH

Pending Decision 26/0975/192
Extensions & alterations
Council
Barnet 6.5/10
Date received
16 Mar 2026
Date validated
16 Mar 2026
Postcode
EN4 8DH

Description

Roof extension involving hip to gable with rear dormer windows, 3no. front facing rooflights and new side gable window

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Other new applications on this street

3 Coleridge Road London N12 8DH

Roof extension involving rear dormer window and addition of 1no. front facing ro...

26/2032/192 - 1 Jun 2026

Nearby new applications

52 Eton Avenue Barnet EN4 8TY

Erection of a rear outbuilding

26/2002/HSE - 29 May 2026

29 Jackson Road Barnet EN4 8UT

Single storey side/rear extension with dual pitched tiled roof, 2no. side and re...

26/2000/HSE - 29 May 2026

Netherlands Road Barnet EN5 1DL

Works affecting 8 x London Plane - Intallation of new 33KV power cable beneath N...

TPP/0303/26 - 28 May 2026

4 Holland Close Barnet EN5 1DJ

Roof extension involving rear dormer window and 1no. rear and 3no. front facing ...

26/1828/192 - 15 May 2026

14 Stuart Road Barnet EN4 8XG

Single storey rear extension with 2no. rooflights

26/1763/HSE - 11 May 2026

48 Bohun Grove Barnet EN4 8UB

Single storey rear extension with 2no. rooflights

26/1645/HSE - 1 May 2026

Historical activity at this location

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

Within ~100m

Nearby activity

2025
11 Rosslyn Avenue Barnet EN4 8DH
Single storey front and rear extension and extension of existing patio area. Raising of t…
25/5160/HSE
2025 Approved
11 Rosslyn Avenue Barnet EN4 8DH
Roof extension involving hip to gable to both sides, rear dormer window with 3 front faci…
25/4618/192
2024 With conditions
33 Rosslyn Avenue Barnet EN4 8DH
Single storey rear extension with new raised terrace area with associated access steps
24/1856/HSE
2022 With conditions
18 Cedar Avenue Barnet EN4 8DY
Replacement of the existing garage with new single storey garage.
22/5521/HSE
2023 With conditions
41 Oakhurst Avenue Barnet EN4 8DL
Single storey rear extension and new front porch. Alteration to the existing patio
23/0577/HSE
2023 Approved
41 Oakhurst Avenue Barnet EN4 8DL
Roof extension including 1no. rear and 2no. side dormer windows
23/0578/192
2022 Refused
41 Oakhurst Avenue Barnet EN4 8DL
Roof extension involving side and rear dormer and new side gable window
22/3860/192
2022 Refused
41 Oakhurst Avenue Barnet EN4 8DL
Single storey rear extension following demolition of the existing extension
22/3859/192
2022 Approved
4 Rosslyn Avenue Barnet EN4 8DH
Roof extension involving rear dormer window and 1no front facing rooflights
22/2336/192
2022 Approved
39 Oakhurst Avenue Barnet EN4 8DL
Single storey rear extension
22/2060/192
2022 Approved
41 Oakhurst Avenue Barnet EN4 8DL
Erection of a rear outbuilding
22/1769/192
2022 Approved
41 Oakhurst Avenue Barnet EN4 8DL
Erection of a rear outbuilding
22/0734/192
2021 With conditions
4 Rosslyn Avenue Barnet EN4 8DH
Ground and first floor side extensions. Formation of first floor bay window above existin…
21/4549/HSE
2021 With conditions
54 Church Hill Road Barnet EN4 8TA
1 x Sycamore (applicant's ref. T16) - Fell to a stump about 1.5m high and replant with tw…
TPP/0504/21
2021
Goodwin Court 52 Church Hill Road Barnet EN4 8FH
1 x Red Oak (applicant's ref. T10) - Reduce height and spread by 2-3m. Standing in Group…
TPP/0441/21
2018 Approved
54 Church Hill Road Barnet EN4 8TA
Demolition of the existing Church Hall and the erection of a detached 3 bedroom Curate's…
18/1021/FUL
2020 Refused
1 Rosslyn Avenue Barnet EN4 8DH
Demolition of existing garage and erection of a single storey summerhouse
20/1868/192
2020 With conditions
46 Church Hill Road Barnet EN4 8TA
Single storey rear extension
20/2664/HSE
2019 With conditions
Goodwin Court 52 Church Hill Road Barnet EN4 8FH
1 x Red Oak (applicant's ref. 10) - Reduce by 30%. Standing in group G1 of Tree Preservat…
TPF/0537/19
2019 Refused
41 Oakhurst Avenue Barnet EN4 8DL
Single storey rear extension with new terrace area. Roof extension involving rear hip to…
19/4111/HSE
2016 Approved
4 Rosslyn Avenue Barnet EN4 8DH
Enlargement of existing dormer window to side elevation
16/5271/192
2016 With conditions
4 Rosslyn Avenue Barnet EN4 8DH
Single storey side and rear extensions
16/4076/HSE
2016 Approved
4 Rosslyn Avenue Barnet EN4 8DH
Single storey rear and single storey side extension, providing new side and rear paved ha…
16/3681/192
2016
Goodwin Court 52 Church Hill Road Barnet EN4 8FH
1 x Sycamore (applicant's ref. T2) - Crown thin 20%, Shorten back over long laterals from…
TPP/0469/16
2016 Refused
4 Rosslyn Avenue Barnet EN4 8DH
Two storey side extension, single storey rear extension and loft conversion involving 2no…
16/0906/HSE
Barnet
Planning Authority Score
6.5/10
Good
#79 of 292 councils
Relevant to this application:
Householder decisions

Barnet is faster than most councils at deciding householder applications, ranking #32 out of 292. Only 23% of applications have the time limit extended, well below the 40% national average - the council usually decides on time. Barnet is also one of the strictest councils - it refuses more householder applications than almost any other, with only 83% approved vs 90% nationally.

One of the strictest councils
only 83% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Barnet decision performance
Based on MHCLG data, 2025
76%
Overall approval rate
Below avg (87%) #277 of 292
83%
Householder approved
Below avg (90%) #252 of 292
82%
Decided in 8 weeks
Above avg (64%) #32 of 292
23%
Extended time limit
Below avg (40%) #25 of 292
53%
Minor dwellings approved
323 decided (1-9 homes)
94%
Major dwellings approved
16 decided (10+ homes)
41%
Change of use approved
123 decided
2,539
Total decisions
599 refused in 2025
Source: MHCLG planning statistics · See full council rankings