109 Overstone Road Harpenden Hertfordshire AL5 5PL Data via plota.co.uk
Approved
5/2026/0639 - HSE
Description
Proposed two-storey rear extension along with internal and external alterations and chimney removal Data via plota.co.uk
Other new applications on this street
Nearby new applications
Haddon Court Milton Road Harpenden Hertfordshire AL5 5NA
Works Identified in the Arboriculture Report and Walk over Aug 2026 Ref No. G1....
35 Overstone Road Harpenden Hertfordshire AL5 5PN
10 Devonshire Road Harpenden Hertfordshire AL5 4TJ
G1-Beech hedges-Reduce in height to 2 metres to maintain size and shape. G2-Coni...
4 Lyndhurst Drive Harpenden Hertfordshire AL5 5QN
Post - ppf requested
3 Granby Avenue Harpenden Hertfordshire AL5 5QP
Two storey front extension, part single and two storey rear extension with basem...
10 Grant Gardens Harpenden Hertfordshire AL5 4QD
Historical activity at this location
26 previous applications on record - archival context, not part of the live application.
This property
Previous applications at this address
Within ~100m
Nearby activity
2025
Approved
75 Overstone Road Harpenden Hertfordshire Al5 5Pl
Two-storey front extension, first floor side extension and alterations to openings
2025
Approved
75 Overstone Road Harpenden Hertfordshire Al5 5Pl
Two-storey front extension, first floor side extension and alterations to openings
2025
Approved
87 Overstone Road Harpenden Hertfordshire Al5 5Pl
Single storey rear extension, single and two storey side extensions with replacement roof…
2025
Approved
87 Overstone Road Harpenden Hertfordshire Al5 5Pl
Single storey rear extension, single and two storey side extensions with replacement roof…
2023
121 Overstone Road Harpenden Hertfordshire Al5 5Pl
Part single, part two storey side and rear extension following garage conversion to habit…
2023
121 Overstone Road Harpenden Hertfordshire Al5 5Pl
Part single, part two storey side and rear extension following garage conversion to habit…
2023
121 Overstone Road Harpenden Hertfordshire Al5 5Pl
Part single, part two storey side and rear extension following garage conversion to habit…
2023
121 Overstone Road Harpenden Hertfordshire Al5 5Pl
Part single, part two storey side and rear extension following garage conversion to habit…
2022
Approved
77 Overstone Road Harpenden Hertfordshire Al5 5Pl
Single rear, part single part two storey front extensions, front porch canopy, demolition…
2022
Approved
77 Overstone Road Harpenden Hertfordshire Al5 5Pl
Single rear, part single part two storey front extensions, front porch canopy, demolition…
2022
Refused
121 Overstone Road Harpenden Hertfordshire Al5 5Pl
Part single, part two storey side and rear extension, alterations to roof to facilitate l…
2022
Refused
121 Overstone Road Harpenden Hertfordshire Al5 5Pl
Part single, part two storey side and rear extension, alterations to roof to facilitate l…
2022
Approved
95 Overstone Road Harpenden Hertfordshire Al5 5Pl
Single storey front extension, garage conversion and loft conversion to habitable accommo…
2022
Approved
95 Overstone Road Harpenden Hertfordshire Al5 5Pl
Single storey front extension, garage conversion and loft conversion to habitable accommo…
2022
Approved
99A Overstone Road Harpenden Hertfordshire Al5 5Pl
Single storey side extension with rooflights
2022
Approved
99A Overstone Road Harpenden Hertfordshire Al5 5Pl
Single storey side extension with rooflights
2022
Approved
77 Overstone Road Harpenden Hertfordshire Al5 5Pl
Single front, part single, part two storey rear extensions, front porch canopy, demolitio…
2022
Approved
77 Overstone Road Harpenden Hertfordshire Al5 5Pl
Single front, part single, part two storey rear extensions, front porch canopy, demolitio…
2022
Refused
121 Overstone Road Harpenden Hertfordshire Al5 5Pl
Part single, part two storey side and rear extension, alterations to roof to facilitate l…
2022
Refused
121 Overstone Road Harpenden Hertfordshire Al5 5Pl
Part single, part two storey side and rear extension, alterations to roof to facilitate l…
2016
Refused
99 Overstone Road Harpenden Hertfordshire Al5 5Pl
Erection of one four bedroom semi-detached dwelling, new vehicular crossovers, associated…
2016
Approved
95 Overstone Road Harpenden Hertfordshire Al5 5Pl
Single storey rear extension with rooflights, loft conversion to habitable accommodation…
2016
Approved
95 Overstone Road Harpenden Hertfordshire Al5 5Pl
Single storey rear extension with rooflights, loft conversion to habitable accommodation…
2016
Approved
77 Overstone Road Harpenden Hertfordshire Al5 5Pl
Single storey front and part single, part two storey rear extension (resubmission followi…
2016
Approved
77 Overstone Road Harpenden Hertfordshire Al5 5Pl
Single storey front and part single, part two storey rear extension (resubmission followi…
St Albans
Planning Authority Score
1.1/10
Poor
#290 of 296 councils
Relevant to this application:
Householder decisions
St Albans is one of the slowest councils in England for householder decisions, ranking #285 out of 296. The council extends the time limit on 64% 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, the year to March 2026
87%
Overall approval rate
Above avg (87%) #180 of 296
88%
Householder approved
Below avg (90%) #226 of 296
29%
Decided in 8 weeks
Below avg (63%) #285 of 296
64%
Extended time limit
Above avg (41%) #278 of 296
74%
Minor dwellings approved
130 decided (1-9 homes)
61%
Major dwellings approved
18 decided (10+ homes)
77%
Change of use approved
26 decided
1,411
Total decisions
184 refused in the year to March 2026