26 Perry Street Northampton NN1 4HW Data via plota.co.uk

2026/3278/LDP - Lawful Development Certificate (Proposed) 3 - Case Officer Allocated (1-10)
Extensions & alterations

Proposal

Erection of a single storey rear extension. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
13 Aug 2026
Decision
Expected by 8 Oct 2026

This application is under consideration - no decision has been issued yet. Plota predicts a decision between 27 Sept 2026 and 5 Oct 2026, from recent lawful development certificates across the UK.

Documents 5

Plans & drawings 1

PDF Plan - General Document · 27 Jul 2026 View ↗

Application forms 1

PDF Application Form (PUBLIC) Document · 27 Jul 2026 View ↗

Other documents 3

PDF Acknowledgement Document · 13 Aug 2026 View ↗ PDF Acknowledgement Document · 13 Aug 2026 View ↗ PDF Receipt Document · 13 Aug 2026 View ↗

All documents on the council site ↗

Site constraints 1

Also on the record
Inside the Northampton built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 11 September 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.

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Important details

Council
West Northamptonshire
Application type
Lawful Development Certificate (Proposed)
Postcode
NN1 4HW
Received
13 Aug 2026
Validated
13 Aug 2026
Ward
Abington and Phippsville Ward
Parish
Northampton Town Council
Target decision
8 Oct 2026
Decision level
Delegated

Decision outlook

Day 32 of the 56-day target. Councils usually decide lawful development certificates by day 50.

Day 3224 days to the 56-day target
84%decided within 8 weeks
85%approved
19,862decided in the last year

Plota live figures for lawful development certificates decided across the UK in the last twelve months, from validation; too few recent lawful development certificates in West Northamptonshire to go on. West Northamptonshire decision record →

Historical activity at this location

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

Within ~100m

Nearby activity

2025 Approved
Factory - Crockett And Jones Ltd Perry Street Northampton NN1 4HN
Installation of new extraction equipment
2025/3167/FULL
2025 Approved
Factory - Crockett And Jones Ltd Perry Street Northampton NN1 4HN
Installation of new extraction equipment
2025/3170/LBC
2025 Approved
82 Perry Street, Northampton, NN1 4HW
Change of use from dwelling (use class C3) to to a care home for up to 2 children (use cl…
2025/0777/LDP
2025 Approved
103 Turner Street, Northampton, NN1 4JJ
Change of use of dwelling (use class C3) to a care home for up to 2 children (use class C…
2025/0778/LDP
2024 Approved
58 Perry Street, Northampton, NN1 4HW
Refurbishment of current w.c. rear of property
2024/2541/FULL
2023 Approved
51 Perry Street, Northampton, NN1 4HL
Single storey and two storey rear extension
WNN/2023/0497
2022 Approved
Factory - Crockett and Jones Ltd Perry Street Northampton Northamptonshire NN1 4HN
Installation of photovoltaic panels
WNN/2022/1271
2022 Approved
Factory - Crockett and Jones Ltd Perry Street Northampton Northamptonshire NN1 4HN
Listed Building Consent Application for installation of photovoltaic panels
WNN/2022/1272
2022 Approved
Emmaus House Of Prayer St Michaels Church Office, Perry Street, Northampton, NN1 4HL
Boiler flue in gully of vestry roof
WNN/2022/0524
2022 Approved
Emmaus House Of Prayer St Michaels Church Office, Perry Street, Northampton, NN1 4HL
Listed Building Consent Application for boiler flue in gully of vestry roof
WNN/2022/0686
2020 Approved
17 Magee Street Northampton Northamptonshire NN1 4JJ
External and internal alterations to office and store area.
N/2020/0641
2019 Refused
45 Adnitt Road Northampton Northamptonshire NN1 4LL
Conversion of existing building to 2no self contained flats (Use Class C3)
N/2019/1544
2019 Approved
51 Adnitt Road, Northampton, NN1 4LL
Change of Use from Dwellinghouse (Use Class C3) to House in Multiple Occupation (Use Clas…
N/2019/1210
2019 Approved
51 Adnitt Road, Northampton, NN1 4LL
Change of Use from Dwellinghouse (Use Class C3) to House in Multiple Occupation (Use Clas…
N/2019/0607
2018 Approved
59 Adnitt Road, Northampton, NN1 4LL
Change of Use from Dwellinghouse (Use Class C3) to House in Multiple Occupation (Use Clas…
N/2018/1562
2018 Approved
29 Turner Street, Northampton, NN1 4JJ
Conversion of dwelling (Use Class C3) into House In Multiple Occupation (Use Classs C4) f…
N/2018/1126
2018 Approved
93 Turner Street Northampton Northamptonshire NN1 4JJ
Change of Use from Dwellinghouse (Use Class C3) to House in Multiple Occupation (Use Clas…
N/2018/0876
2018 Approved
1 Turner Street Northampton Northamptonshire NN1 4JJ
Single storey rear extension
N/2018/0584
2017 Approved
Factory - Crockett And Jones Ltd, Perry Street, Northampton, NN1 4HN
The swap out on a like for like basis of the existing antennas, the installation of a Sam…
N/2017/1141
2017 Approved
Factory - Crockett And Jones Ltd , Perry Street, Northampton, NN1 4HN
Listed building consent for the swap out on a like for like basis of the existing antenna…
N/2017/1142
2017 Approved
30 Perry Street, Northampton, NN1 4HW
Retrospective application for retention of rear dormer on roof
N/2017/1118
2017 Refused
1 Turner Street, Northampton, NN1 4JJ
Proposed loft conversion with dormer to rear
N/2017/0524
2016 Refused
Factory - Crockett And Jones Ltd, Perry Street, Northampton, NN1 4HN
Replacement of glazing to factory facade (part retrospective)
N/2016/0134
West Northamptonshire
Planning Authority Score
1.7/10
Poor
#280 of 296 councils
Relevant to this application:
Householder decisions

West Northamptonshire is one of the slowest councils in England for householder decisions, ranking #295 out of 296. The council extends the time limit on 79% of applications - one of the highest rates in England. Expect your application to take longer than the standard deadline. Householder applications are slightly more likely to be approved here (93%) than the national average (90%).

Among the slowest councils in England
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
West Northamptonshire decision statistics
Based on MHCLG data, the year to March 2026
90%
Overall approval rate
Above avg (87%) #123 of 296
93%
Householder approved
Above avg (90%) #144 of 296
18%
Decided in 8 weeks
Below avg (63%) #295 of 296
79%
Extended time limit
Above avg (41%) #295 of 296
81%
Minor dwellings approved
170 decided (1-9 homes)
83%
Major dwellings approved
24 decided (10+ homes)
86%
Change of use approved
207 decided
1,832
Total decisions
179 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings