7 Grasmere Avenue Harpenden Hertfordshire AL5 5PT Data via plota.co.uk
Pending
5/2026/1222 - PPOR
Description
TWO STOREY SIDE AND REAR EXTENSION. SINGLE STOREY SIDE AND REAR EXTENSION. FRONT PORCH. ALTERATIONS TO OPENING. Data via plota.co.uk
Nearby new applications
43 Granby Avenue Harpenden Hertfordshire AL5 5QP
Following demolition of store rooms etc, proposed two-storey side and rear exten...
82 Station Road Harpenden Hertfordshire AL5 4TZ
Part two storey, part single storey rear and single storey side extensions
Unit 6 And Part Unit 7 Batford Mill Lower Luton Road Harpenden
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16 Kipling Way Harpenden Hertfordshire AL5 4XG
Prior Notification - Single storey rear extension 3.72m in height x 4m in depth ...
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6 Barton Close Harpenden Hertfordshire AL5 4QT
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Within ~100m
Nearby activity
2025
Approved
7 Grasmere Avenue Harpenden Hertfordshire Al5 5Pt
Two storey side and rear extension, single storey side and rear extension, front porch, a…
2025
Approved
7 Grasmere Avenue Harpenden Hertfordshire Al5 5Pt
Two storey side and rear extension, single storey side and rear extension, front porch, a…
2025
Approved
32 Grasmere Avenue Harpenden Hertfordshire Al5 5Ps
New basement construction under main house and partly under garden with rear light well w…
2025
Approved
32 Grasmere Avenue Harpenden Hertfordshire Al5 5Ps
New basement construction under main house and partly under garden with rear light well w…
2025
21 Grasmere Avenue Harpenden Hertfordshire Al5 5Pt
First floor rear extension with roof lights and juliet balcony, alterations to existing r…
2025
21 Grasmere Avenue Harpenden Hertfordshire Al5 5Pt
First floor rear extension with roof lights and juliet balcony, alterations to existing r…
2024
Approved
28 Grasmere Avenue Harpenden Hertfordshire Al5 5Ps
Part single, part two storey rear extension, alterations to elevation materials, new side…
2024
Approved
2 Grasmere Avenue Harpenden Hertfordshire Al5 5Ps
Removal of existing conservatory and single storey side building including garage, erecti…
2024
Approved
6 Grasmere Avenue Harpenden Hertfordshire Al5 5Ps
Single storey side and rear extensions, increase in ridge height to facilitate extension…
2023
6 Grasmere Avenue Harpenden Hertfordshire Al5 5Ps
Single storey side and rear extensions, increase in ridge height to facilitate extension…
2023
6 Grasmere Avenue Harpenden Hertfordshire Al5 5Ps
Single storey side and rear extensions, increase in ridge height to facilitate extension…
2023
24 Grasmere Avenue Harpenden Hertfordshire Al5 5Ps
Single storey rear extension, alterations to openings, new rooflights, new windows and do…
2023
24 Grasmere Avenue Harpenden Hertfordshire Al5 5Ps
Single storey rear extension, alterations to openings, new rooflights, new windows and do…
2023
28 Grasmere Avenue Harpenden Hertfordshire Al5 5Ps
Part single, part two storey rear extension, alterations to elevation materials, new side…
2023
28 Grasmere Avenue Harpenden Hertfordshire Al5 5Ps
Part single, part two storey rear extension, alterations to elevation materials, new side…
2023
4 Lyndhurst Close Harpenden Hertfordshire Al5 5Rl
Variation of Conditions 2 (approved plans) and 3 (materials) to allow the loft to be conv…
2023
4 Lyndhurst Close Harpenden Hertfordshire Al5 5Rl
Variation of Conditions 2 (approved plans) and 3 (materials) to allow the loft to be conv…
2022
Refused
4 Lyndhurst Close Harpenden Hertfordshire Al5 5Rl
Variation of Conditions 2 (approved plans) and 3 (matching materials) to allow amendments…
2022
Refused
4 Lyndhurst Close Harpenden Hertfordshire Al5 5Rl
Variation of Conditions 2 (approved plans) and 3 (matching materials) to allow amendments…
2022
Refused
18 Grasmere Avenue Harpenden Hertfordshire Al5 5Ps
Single storey rear extension with rooflights and alterations to openings and rear patio…
2018
Approved
Land On The East Side Of 21 Grasmere Avenue Harpenden Hertfordshire Al5 5Pt
Construction of one, five bedroom detached dwelling
2018
Approved
1 Grasmere Avenue Harpenden Hertfordshire Al5 5Pt
Timber summerhouse to rear of the property
2018
Approved
19 Grasmere Avenue Harpenden Hertfordshire Al5 5Pt
Two storey side and part single, part two storey rear extensions, garage conversion to ha…
2016
Approved
26 Grasmere Avenue Harpenden Hertfordshire Al5 5Ps
Front porch, two storey side extension, part single, part two storey side and rear extens…
2016
Approved
26 Grasmere Avenue Harpenden Hertfordshire Al5 5Ps
Front porch, two storey side extension, part single, part two storey side and rear extens…
St Albans
Planning Authority Score
1.2/10
Poor
#287 of 292 councils
Relevant to this application:
Householder decisions
St Albans is one of the slowest councils in England for householder decisions, ranking #282 out of 292. The council extends the time limit on 61% of applications - one of the highest rates in England. Expect your application to take longer than the standard deadline. Householder applications are slightly less likely to be approved here (88%) 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
St Albans decision performance
Based on MHCLG data, 2025
86%
Overall approval rate
Below avg (87%) #195 of 292
88%
Householder approved
Below avg (90%) #223 of 292
32%
Decided in 8 weeks
Below avg (64%) #282 of 292
61%
Extended time limit
Above avg (40%) #270 of 292
71%
Minor dwellings approved
127 decided (1-9 homes)
69%
Major dwellings approved
16 decided (10+ homes)
77%
Change of use approved
22 decided
1,375
Total decisions
195 refused in 2025