122 Longstomps Avenue Chelmsford Essex CM2 9LB Data via plota.co.uk

26/00565/FUL Approved
Extensions & alterations

Proposal

Two storey wraparound extension and single storey extension to rear Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
30 Apr 2026
✓
Approved
24 Jun 2026

Approved on 24 Jun 2026 · Last checked 19 Sept 2026

Documents

View the documents on the council's website ↗

Site constraints 2

Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Also on the record
Inside the Chelmsford built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 6 October 2026. Historic England, the Environment Agency, Natural England 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 2

Last sold for £775,000 in March 2026. Detached house, freehold.

12 March 2026£775,000
7 July 1995£140,000

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

Building

Floor area144 m² (1,550 sq ft)
Energy ratingE (43 out of 100), could reach D
PropertyDetached house, 6 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)

From the energy performance certificate lodged in January 2025, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

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Other new applications on this street

4 Aug 2026Approved

74 Longstomps Avenue Chelmsford Essex CM2 9LB

Proposed Loft conversion, rear dormer and alteration to roof, including garage c...

26/01060/FUL
26 May 2026Refused

124 Longstomps Avenue Chelmsford Essex CM2 9LB

Erection of pergola

26/00608/CLOPUD
28 Sept 2026Pending

6 Longstomps Avenue Chelmsford Essex CM2 9LA

The construction of a single storey rear extension, which would extend beyond th...

26/00032/HHPA

Nearby new applications

28 Sept 2026Pending

6 Longstomps Avenue Chelmsford Essex CM2 9LA

The construction of a single storey rear extension, which would extend beyond th...

26/00032/HHPA
20 Aug 2026Pending

80 Stewart Road Chelmsford Essex CM2 9BD

Demolition of the existing conservatory and detached garage. Proposed part first...

26/01138/FUL
7 Aug 2026Approved

97 Linnet Drive Chelmsford Essex CM2 8AG

First floor front extension and lean-to roof over existing adjacent flat roof.

26/01083/FUL
4 Aug 2026Approved

74 Longstomps Avenue Chelmsford Essex CM2 9LB

Proposed Loft conversion, rear dormer and alteration to roof, including garage c...

26/01060/FUL
22 Jul 2026Approved

15 Bruce Grove Chelmsford CM2 9AX

The construction of a single storey rear extension, which would extend beyond th...

26/00025/HHPA
22 Jul 2026Approved

15 Bruce Grove Chelmsford CM2 9AX

Changing a Hip to Gable for a loft conversion including Dormer

26/00995/CLOPUD

Important details

Council
Chelmsford
Postcode
CM2 9LB
Received
30 Apr 2026
Validated
30 Apr 2026
Target decision
25 Jun 2026
Decision date
24 Jun 2026

How this decision compares

Decided in 55 days from validation, about the council's usual 55 days. Approved, as 87% of extensions here are.

76%decided within 8 weeks
87%approved
698decided in the last year

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

Public comments

No public comments yet.

Last counted 19 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-14865409
Planning Portal ref
PP-14865409
Comments by
15 Jun 2026

Historical activity at this location

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

Within ~100m

Nearby activity

2022 Approved
98 Longstomps Avenue Chelmsford Essex CM2 9LB
Non-material Amendment for Planning Application 13/01563/FUL - (Construction of 1no. repl…
13/01563/NMAT/1
2022 Approved
98 Longstomps Avenue Chelmsford Essex CM2 9LB
Non-material Amendment for Planning Application 13/01563/FUL - (Construction of 1no. repl…
13/01563/NMAT/1
2022 Withdrawn
98 Longstomps Avenue Chelmsford Essex CM2 9LB
Condition 8 c/d - Post Construction Review/ Copy of the Final Certificate.
13/01563/DOC/1
2022 Withdrawn
98 Longstomps Avenue Chelmsford Essex CM2 9LB
Condition 8 c/d - Post Construction Review/ Copy of the Final Certificate.
13/01563/DOC/1
2021 Approved
95 Hillside Grove Chelmsford Essex CM2 9DD
Hipped to gable loft conversion with dormer addition to the rear and two roof lights to t…
21/02124/CLOPUD
2021 Approved
95 Hillside Grove Chelmsford Essex CM2 9DD
Proposed single storey rear extension.
21/02125/FUL
2020 Approved
106 Longstomps Avenue Chelmsford Essex CM2 9LB
Construction of an outbuilding.
20/01951/FUL
2020 Approved
106 Longstomps Avenue Chelmsford Essex CM2 9LB
Construction of an outbuilding.
20/01951/FUL
2019 Approved
96 Longstomps Avenue Chelmsford CM2 9LB
Demolition of existing dwelling, and the construction of a replacement dwelling with base…
19/01170/FUL
2019 Approved
107 Hillside Grove Chelmsford CM2 9DD
Rear and side dormer. Addition of roof windows to front.
19/00558/CLOPUD
2019 Approved
107 Hillside Grove Chelmsford CM2 9DD
Rear and side dormer. Addition of roof windows to front.
19/00558/CLOPUD
2018 Approved
89 Longstomps Avenue Chelmsford Essex CM2 9BZ
Single storey side and rear extension.
18/01768/FUL
2018 Refused
89 Longstomps Avenue Chelmsford Essex CM2 9BZ
Single storey side and rear extension, plus partial conversion of existing integral garag…
18/01117/CLOPUD
2018 Approved
121 Hillside Grove Chelmsford CM2 9DD
Loft conversion with hip to gable end extension and rear dormer window. New first and sec…
18/00929/FUL
2018 Approved
77 Longstomps Avenue Chelmsford Essex CM2 9BZ
The conversion of the existing roof space and the insertion of 3no. rooflights and a seco…
18/00599/CLOPUD
2017 Approved
106 Longstomps Avenue Chelmsford CM2 9LB
Ground floor front extension & first floor rear extension. Two front rooflights. New firs…
17/01639/FUL
2017 Approved
112 Longstomps Avenue Chelmsford CM2 9LB
New single storey side and rear extension with flat roof.
17/01056/FUL
2017 Approved
112 Longstomps Avenue Chelmsford CM2 9LB
New single storey side and rear extension with flat roof.
17/01056/FUL
Chelmsford
Planning Authority Score
7.4/10
Good
#45 of 296 councils
Relevant to this application:
Householder decisions

Chelmsford is one of the fastest councils in England for householder decisions, ranking #23 out of 296. Only 21% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Householder applications are slightly more likely to be approved here (90%) than the national average (90%).

Among the fastest councils in England
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Chelmsford decision statistics
Based on MHCLG data, the year to March 2026
87%
Overall approval rate
Above avg (87%) #167 of 296
90%
Householder approved
Above avg (90%) #188 of 296
84%
Decided in 8 weeks
Above avg (63%) #23 of 296
21%
Extended time limit
Below avg (41%) #19 of 296
76%
Minor dwellings approved
164 decided (1-9 homes)
88%
Major dwellings approved
8 decided (10+ homes)
79%
Change of use approved
52 decided
1,304
Total decisions
168 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.

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.