29 Monks Avenue Barnet EN5 1BZ Data via plota.co.uk

26/3800/HSE Pending Consideration
DemolitionExtensions & alterations

Proposal

Single storey side and rear infill extension including new front porch following demolition of the side/rear storage. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
20 Oct 2026
✓
Consultation
29 Oct 2026
Decision
Expected by 15 Dec 2026

Under consideration

No decision has been issued yet. Plota predicts a decision around 14 Dec 2026, from Barnet's recent demolitions.

Comments are open until 19 Nov 2026

Comment on this application ↗

Documents 9

Plans & drawings 7

PDF THE LOCATION PLAN Site Location Plan · 20 Oct 2026 View ↗ PDF PROPOSED SITE/BLOCK PLAN Drawing · 20 Oct 2026 View ↗ PDF PROPOSED FLOOR PLANS Drawing · 20 Oct 2026 View ↗ PDF PROPOSED ELEVATIONS/SECTION Drawing · 20 Oct 2026 View ↗ PDF EXISTING FLOOR PLANS Drawing · 20 Oct 2026 View ↗ PDF EXISTING ELEVATIONS/SECTION Drawing · 20 Oct 2026 View ↗ PDF EXISTING SITE/BLOCK PLAN Drawing · 20 Oct 2026 View ↗

Application forms 2

PDF APPLICATION FORM - WITHOUT PERSONAL DATA Application Form · 20 Oct 2026 View ↗ PDF COMMUNITY INFRASTRUCTURE LEVY - COMPLETED FORM CIL Document · 20 Oct 2026 View ↗

All documents on the council site ↗

Site constraints 5

Article 4 direction
Article 4 Small Houses in Multiple Occupation (HMO) Area 1. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Air quality management area: Barnet AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Also on the record
Inside the Barnet built-up area; Public transport access: PTAL 2 (poor), TfL 2023, for the 100 m square; Priority habitat 38 m away: Deciduous woodland.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 22 October 2026. Historic England, the Environment Agency, Natural England, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Sales history 1

Last sold for £710,000 in November 2025. Semi-detached house, freehold.

21 November 2025£710,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area110 m² (1,184 sq ft)
Energy ratingD (55 out of 100), could reach B
PropertySemi-detached house, 6 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in June 2025, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Barnet
Postcode
EN5 1BZ
Received
20 Oct 2026
Validated
20 Oct 2026
Target decision
15 Dec 2026

Decision outlook

Day 8 of the 56-day target. Barnet usually decides demolitions by day 55.

Day 848 days to the 56-day target
79%decided within 8 weeks
74%approved
259decided in the last year

Plota live figures for demolitions decided by Barnet in the last twelve months, from validation. Barnet decision record →

Public comments

No public comments yet.

Last counted 22 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15308881
Planning Portal ref
PP-15308881
Comments by
19 Nov 2026
Site or press notice
29 Oct 2026
Statutory expiry
15 Dec 2026

Historical activity at this location

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

Within ~100m

Nearby activity

2024 Approved
7 Monks Avenue Barnet EN5 1BZ
Single storey rear extension with 4no. rooflights. New first floor rear window
24/1968/HSE
2023 Approved
2 Monks Avenue Barnet EN5 1DB
New front porch and associated alterations
23/2836/HSE
2022 Approved
16 Calton Road Barnet EN5 1BY
Erection of a new rear patio area with associated privacy screening and plantersFollowing…
22/2696/HSE
2022 Approved
19 Lyonsdown Avenue Barnet EN5 1DU
Roof extension involving infill between two rear dormers following removal of existing ch…
22/3311/192
2022 Refused
7 Monks Avenue Barnet EN5 1BZ
Single storey rear extension
22/1397/HSE
2022 Refused
7 Monks Avenue Barnet EN5 1BZ
Single storey rear extension with a proposed depth of 5.10 metres, a maximum height of 3…
22/0213/PNH
2020 Approved
34A And 34B Dalmeny Road Barnet EN5 1DE
Single storey rear infill extension and roof extension involving hip to gable, rear dorme…
20/6163/HSE
2020 Approved
1 Monks Avenue Barnet EN5 1BZ
Roof extension involving hip to gable, 1no side gable window, rear dormer windows with Ju…
20/1535/192
2020 Refused
1 Monks Avenue Barnet EN5 1BZ
Single storey rear extension with a proposed depth of 6 metres from original rear wall, e…
20/1039/PNH
2020 Refused
1 Monks Avenue Barnet EN5 1BZ
Single storey rear extension with a proposed depth of 6.00 metres from original rear wall…
20/0079/PNH
2020 Refused
1 Monks Avenue Barnet EN5 1BZ
Roof extension involving hip to gable, rear dormer window with juliette balcony, 2no fron…
20/0098/192
2019 Refused
5 Lyonsdown Avenue Barnet EN5 1DU
Single storey side extension and part single, part two storey rear extensions. Extension…
19/0849/HSE
2019 Approved
45 Monks Avenue Barnet EN5 1DA
Roof extension involving hip to gable, rear dormer window, 2no front facing rooflights an…
19/3106/192
2018 Approved
16 Calton Road Barnet EN5 1BY
Single storey rear extension with rear patio and access steps
18/5360/HSE
2018 Approved
16 Calton Road Barnet EN5 1BY
Single storey rear extension with pitched roof, rear patio and access steps
18/5843/HSE
2018 Approved
6 Monks Avenue Barnet EN5 1DB
Roof extension including hip to gable, 1no. rear dormer window, new gable window and 2no…
18/3363/192
2017 Approved
5 Lyonsdown Avenue Barnet EN5 1DU
Single storey side extension and part single, part two storey rear extensions. New access…
17/6566/HSE
2017 Approved
9 Monks Avenue Barnet EN5 1BZ
Single storey rear extension with a proposed depth of 3.65 metres from original rear wall…
17/5668/PNH
2017 Refused
9 Monks Avenue Barnet EN5 1BZ
Single storey rear extension with a proposed depth of 3.65 metres from original rear wall…
17/4830/PNH
2017 Approved
17 Calton Road Barnet EN5 1BY
Single storey rear infill extension and removal of detached chimney
17/2784/HSE
2017 Approved
17 Calton Road Barnet EN5 1BY
Roof extension involving hip to gable, rear dormer window, 2no. rooflights to front and n…
17/3015/192
2017 Approved
21 Monks Avenue Barnet EN5 1BZ
First floor rear extension
17/1579/HSE
2016 Approved
15 Lyonsdown Avenue Barnet EN5 1DU
Two-storey side extension at basement and ground floor levels. Alteration to rear terrace…
16/8058/HSE
2016 Approved
85 Longmore Avenue Barnet EN5 1JZ
Single storey rear extension
16/7878/HSE
2016 Approved
85 Longmore Avenue Barnet EN5 1JZ
Roof extension involving hip to gable, rear dormer window, 2no. rooflights to front and n…
16/7881/192
Barnet
Planning Authority Score
6.2/10
Average
#90 of 296 councils
Relevant to this application:
Householder decisions

Barnet is faster than most councils at deciding householder applications, ranking #42 out of 296. Only 25% of applications have the time limit extended, well below the 41% 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 82% approved vs 90% nationally.

One of the strictest councils
only 82% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Barnet decision statistics
Based on MHCLG data, the year to March 2026
75%
Overall approval rate
Below avg (87%) #285 of 296
82%
Householder approved
Below avg (90%) #264 of 296
79%
Decided in 8 weeks
Above avg (63%) #42 of 296
25%
Extended time limit
Below avg (41%) #29 of 296
55%
Minor dwellings approved
319 decided (1-9 homes)
90%
Major dwellings approved
21 decided (10+ homes)
41%
Change of use approved
132 decided
2,541
Total decisions
625 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.