14 Brookside South Mimms Potters Bar Hertfordshire EN6 3PU
Awaiting decision
26/0326/HSE
Description
Construction of single storey rear extension.
Nearby new applications
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Within ~100m
Nearby activity
2025
Approved
19 Cecil Cottages St Albans Road South Mimms Potters Bar Hertfordshire EN6 3PL
Erection of front porch, part single part two storey side extension, and single storey re…
2025
Approved
19 Cecil Cottages St Albans Road South Mimms Potters Bar Hertfordshire EN6 3PL
Erection of front porch, part single part two storey side extension, and single storey re…
2022
Refused
25 Brookside South Mimms Potters Bar Hertfordshire EN6 3PT
Single storey front and rear extensions and two storey side extension.
2022
Refused
25 Brookside South Mimms Potters Bar Hertfordshire EN6 3PT
Single storey front and rear extensions and two storey side extension.
2022
Approved
25 Brookside South Mimms Potters Bar Hertfordshire EN6 3PT
Single storey rear extension. Depth: 6.00m, Height: 4.00m, Eaves: 3.00m.
2022
Approved
25 Brookside South Mimms Potters Bar Hertfordshire EN6 3PT
Single storey rear extension. Depth: 6.00m, Height: 4.00m, Eaves: 3.00m.
2021
Approved
1 Brookside South Mimms Hertfordshire EN6 3PT
Conversion of loft to habitable room with rear dormer and 2 rooflights to the front.
2021
Approved
1 Brookside South Mimms Hertfordshire EN6 3PT
Conversion of loft to habitable room with rear dormer and 2 rooflights to the front.
2021
Approved
23 Cecil Cottages St Albans Road South Mimms Hertfordshire EN6 3PL
Part single/part two storey side and rear extensions and conversion of loft to habitable…
2021
Approved
23 Cecil Cottages St Albans Road South Mimms Hertfordshire EN6 3PL
Part single/part two storey side and rear extensions and conversion of loft to habitable…
2020
Approved
23 Cecil Cottages St Albans Road South Mimms Hertfordshire EN6 3PL
Part single, part two storey side and rear extension
2020
Approved
23 Cecil Cottages St Albans Road South Mimms Hertfordshire EN6 3PL
Part single, part two storey side and rear extension
2020
Approved
23 Cecil Cottages St Albans Road South Mimms Hertfordshire EN6 3PL
Construction of front boundary fence, access gates and grass protection mat surface.
2020
Approved
23 Cecil Cottages St Albans Road South Mimms Hertfordshire EN6 3PL
Construction of front boundary fence, access gates and grass protection mat surface.
2020
Withdrawn
23 Cecil Cottages St Albans Road South Mimms Hertfordshire EN6 3PL
Construction of front boundary wall, access gates and block paved hardstanding
2020
Withdrawn
23 Cecil Cottages St Albans Road South Mimms Hertfordshire EN6 3PL
Construction of front boundary wall, access gates and block paved hardstanding
2020
Approved
23 Cecil Cottages St Albans Road South Mimms Hertfordshire EN6 3PL
Single storey rear extension Depth - 6m Height - 3.6m Eaves - 3m
2020
Approved
23 Cecil Cottages St Albans Road South Mimms Hertfordshire EN6 3PL
Single storey rear extension Depth - 6m Height - 3.6m Eaves - 3m
2020
Refused
25 Brookside South Mimms Hertfordshire EN6 3PT
Demolition of existing store room and construction of a two storey side and single storey…
2020
Refused
25 Brookside South Mimms Hertfordshire EN6 3PT
Demolition of existing store room and construction of a two storey side and single storey…
2019
Refused
25 Brookside South Mimms Hertfordshire EN6 3PT
Demolition of existing store room and construction of part single/part two storey front e…
2018
Refused
25 Brookside South Mimms Hertfordshire EN6 3PT
Demolition of existing store room and construction of two storey front and side extension…
2025
Approved
19 Cecil Cottages St Albans Road South Mimms Potters Bar Hertfordshire EN6 3PL
Construction of a single storey rear extension Certificate of Lawful Development (Propose…
2025
Approved
19 Cecil Cottages St Albans Road South Mimms Potters Bar Hertfordshire EN6 3PL
Construction of a single storey rear extension Certificate of Lawful Development (Propose…
2025
Refused
19 Cecil Cottages St Albans Road South Mimms Potters Bar Hertfordshire EN6 3PL
Construction of single storey side and rear, and rear extensions. Certificate of Lawful D…
Hertsmere
Planning Authority Score
3.2/10
Poor
#230 of 292 councils
Relevant to this application:
Householder decisions
Hertsmere is slower than most councils at deciding householder applications, ranking #240 out of 292. The council extends the time limit on 55% 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 (94%) than the national average (90%).
Frequently extends decision deadlines
expect longer than the statutory limit
These figures are council-wide context, not a prediction for this application.
View full council performance
Hertsmere decision performance
Based on MHCLG data, 2025
93%
Overall approval rate
Above avg (87%) #61 of 292
94%
Householder approved
Above avg (90%) #107 of 292
49%
Decided in 8 weeks
Below avg (64%) #240 of 292
55%
Extended time limit
Above avg (40%) #251 of 292
84%
Minor dwellings approved
102 decided (1-9 homes)
75%
Major dwellings approved
8 decided (10+ homes)
88%
Change of use approved
25 decided
749
Total decisions
56 refused in 2025