Harpenden Common, Hertfordshire Planning Applications
Recent planning applications near Harpenden Common, Hertfordshire.
Hertfordshire · England · settlement
Planning applications in Harpenden Common are administered by St Albans City And District Council. View the full St Albans City And District Council planning applications page for approval rates and decision timelines.
About Harpenden Common
Harpenden is a town and civil parish located in the City and District of St Albans, Hertfordshire, England, with a population of 31,128 as of the 2021 census. Known as a commuter town, it offers a direct rail connection to Central London, making it an attractive area for residents seeking easy access to the capital. This combination of a desirable location and growing population may influence planning applications and developments in the region.
Enter a postcode to search for planning applications near Harpenden Common.
Town Insights
Property Prices
Average property sale price: £738,472 (based on 50 recent transactions from HM Land Registry).
Area Information
- Admin district: St Albans
- Parliamentary constituency: Harpenden and Berkhamsted
- LSOA: St Albans 006D
Crime Statistics
0 crimes reported in 2026-05.
Flood Risk
No active flood warnings near Harpenden Common.
Keyword Scorecard
Planning constraint analysis based on the last 24 months of applications near Harpenden Common.
- Ecology & Wildlife Constraints (keywords: bats, bat survey, bat roost, great crested newt, GCN...)
- Trees & Landscape (keywords: tree preservation order, TPO, arboricultural, tree survey, root protection area...)
- Flood & Drainage (keywords: flood zone 2, flood zone 3, flood risk assessment, FRA, surface water...)
- Heritage & Conservation (keywords: listed building, grade II, grade II*, grade I, conservation area...)
- Green Belt (keywords: green belt, inappropriate development, very special circumstances, openness)
- Highways & Access (keywords: visibility splays, highway authority objection, access arrangement, parking provision, transport statement...)
- Refusal & Risk Indicators (keywords: refusal, delegated refusal, appeal dismissed, overdevelopment, character and appearance...)
- Planning Process & Appeals (keywords: appeal lodged, appeal allowed, appeal dismissed, public inquiry, inspector)
Planning Activity Summary
Approval rates, average decision times, and application type distribution for Harpenden Common based on the last 24 months of planning data.
Nearby Applications
131 planning applications found near Harpenden Common.
- - 5 & 7 Queens Road Harpenden Hertfordshire Al5 1Qr
Replacement like-for-like windows and doors
Status: Undecided | Council: St Albans | Date: 2026-03-25
View full details - - 37 Southdown Road Harpenden Hertfordshire Al5 1Pg
Part single, part two-storey front extension; first floor extension over existing side; part single, part two-storey rear extension; porch to front; alterations to openings including replacement windo
Status: Undecided | Type: Full | Council: St Albans | Date: 2026-03-23
View full details - - 3 Sir Josephs Walk Harpenden Hertfordshire Al5 2Dt
Single storey rear extension
Status: Undecided | Type: Full | Council: St Albans | Date: 2026-03-13
View full details - - 5 Rothamsted View Harpenden Hertfordshire Al5 2Ft
Creation of an open oak porch with brick footings to match existing brick work so it is in keeping with the current property. Roof of the porch will be tiled using the same roof tiles so that it is ke
Status: Undecided | Type: Full | Council: St Albans | Date: 2026-02-13
View full details - - 42B West Common Harpenden Hertfordshire Al5 2Jw
Proposed roof alteration, loft conversion, dormer projections, garage conversion and alterations
Status: Conditions | Type: Full | Council: St Albans | Date: 2025-12-02
View full details - - Yew Trees 42 West Common Harpenden Hertfordshire Al5 2Jw
Erection of aluminium framed single storey pergola in rear garden
Status: Conditions | Type: Full | Council: St Albans | Date: 2025-12-02
View full details - - 3 Sir Josephs Walk Harpenden Hertfordshire Al5 2Dt
Certificate of Lawfulness (proposed) - Construction of single storey rear extension
Status: Rejected | Type: Outline | Council: St Albans | Date: 2025-11-25
View full details - - Street Record Aysgarth Close Harpenden Hertfordshire
G1 - Mixed Species Group - Neighbouring Trees at 30 Milton Road - Lateral branches from the group are encroaching over the boundary and obstructing the washing line. Would like to reduce lateral branc
Status: Conditions | Type: Trees | Council: St Albans | Date: 2025-11-18
View full details - - 10 Linden Court Milton Road Harpenden Hertfordshire Al5 5Lr
Proposed side and rear single storey extension
Status: Conditions | Type: Full | Council: St Albans | Date: 2025-11-12
View full details - - Land Opposite 44 West Common Harpenden Hertfordshire Al5 2Jw
Tree id: T696 Species: Fraxinus excelsior (Ash) Height (m): 18 Spread (m): 10 DBH (cm): 45 Life stage: Mature Physiological condition: Poor Structural condition: Poor Vitality: Moderate Works: Fell to
Status: Undecided | Type: Trees | Council: St Albans | Date: 2025-10-02
View full details - - 2 Rothamsted View Harpenden Hertfordshire Al5 2Ft
T1 Poplar (cavity at base and showing decline in upper canopy) - Fell (stump to remain) G2 Ash Group (showing signs of ash dieback) - Fell (stumps to remain)
Status: Conditions | Type: Trees | Council: St Albans | Date: 2025-09-26
View full details - - Harpenden Common Harpenden Hertfordshire Al5 1Pf
Please see schedule of works document and tree locations map. Summary below: 19 - Deadwooding 39 - Fell (ground level) 10 - Fell (retain high stump) 3 - Pollard 1 - Prune from adjacent structure 3 - R
Status: Conditions | Type: Trees | Council: St Albans | Date: 2025-08-29
View full details - - 42 Southdown Road Harpenden Hertfordshire Al5 1Pg
T1 Yew - Trim lateral growth garden side only sympathetically T3 Silver Birch - Reduction selectively by 1-2m to balance crown where possible (extensive decay in stem). Crown clean T2 Cherry - Shorten
Status: Conditions | Type: Trees | Council: St Albans | Date: 2025-08-19
View full details - - 43 Southdown Road Harpenden Hertfordshire Al5 1Pg
T3 Purple Leaf Plum (cavity) - Fell. (Stump to remain) T1 Beech - Crown reduction by 4-6m approx and crown thin by 10% approx T2 Magnolia - Reduction by 1-2m approx
Status: Permitted | Type: Trees | Council: St Albans | Date: 2025-07-29
View full details - - 1 Sir Josephs Walk (Garden Area) Right Hand Side Of Approach Road Harpenden Hertfordshire Al5 2Dt
Cedar Trees T4 and T5.- Reduce the crowns by 25% and reduce lateral growth by 1.5m -2,5 metres. Work required to make trees safe following limb drop
Status: Permitted | Type: Trees | Council: St Albans | Date: 2025-07-25
View full details - - St Dominic Roman Catholic Primary School Southdown Road Harpenden Hertfordshire Al5 1Pf
Discharge of Condition 3 (samples of materials) of planning permission 5/2025/0034 dated 14/05/2025 for Removal of approximately 14m of existing weldmesh and 1.8m tall weldmesh fence and gate and repl
Status: Conditions | Type: Conditions | Council: St Albans | Date: 2025-05-21
View full details - - 7 Gibbs Close Harpenden Hertfordshire Al5 1Fa
Discharge of condition 2 (dormer cladding details) of planning permission 5/2024/1487 allowed at appeal dated 09/04/2025 for Loft conversion with side dormer windows
Status: Conditions | Type: Conditions | Council: St Albans | Date: 2025-05-16
View full details - - Flat 4 Welcombe House 1 Gibbs Close Harpenden Hertfordshire Al5 1Fa
Installation of external condenser unit and external alterations
Status: Conditions | Council: St Albans | Date: 2025-05-09
View full details - - Flat 4 Welcombe House 1 Gibbs Close Harpenden Hertfordshire Al5 1Fa
Listed Building Consent - Installation of external condenser unit, internal air conditioning units and internal and external alterations
Status: Conditions | Type: Heritage | Council: St Albans | Date: 2025-05-09
View full details - - Rothamsted Cottage Hatching Green Harpenden Hertfordshire Al5 2Js
Partial demolition of existing structure and erection of new extension
Status: Conditions | Type: Full | Council: St Albans | Date: 2025-05-07
View full details
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A brief summary of Harpenden Common in Hertfordshire
Harpenden is a town and civil parish located in the City and District of St Albans, Hertfordshire, England, with a population of 31,128 as of the 2021 census. Known as a commuter town, it offers a direct rail connection to Central London, making it an attractive area for residents seeking easy access to the capital. This combination of a desirable location and growing population may influence planning applications and developments in the region.
Property prices in Harpenden Common show an average sale price of £738,472, based on 50 recent transactions recorded by HM Land Registry.
There were no crimes reported in the immediate area during the most recent reporting period. This makes Harpenden Common a particularly low-crime area.
Harpenden Common has 2 conservation areas within its boundaries: Childwickbury, Harpenden. Planning applications within or near these conservation areas are subject to additional scrutiny to preserve the architectural and historic character of the area. Homeowners and developers should be aware that permitted development rights may be restricted.
For anyone interested in property development or monitoring local planning decisions, Harpenden Common planning applications can be searched by entering a local postcode above. Results include full application details, decision status, and the ability to track applications over time and set planning alerts to help you monitor and review pending planning applications.
Planning Activity in Harpenden Common
In the last 24 months, 383 planning applications were submitted near Harpenden Common. Of these, 81% were approved, with an average decision time of 69 days.
This is below the national average of approximately 87%, which may reflect stricter local policies, sensitivity of the area, or higher levels of speculative applications. Pre-application advice is particularly worthwhile near Harpenden Common.
At 69 days on average, decisions near Harpenden Common slightly exceed the 8-week statutory target for minor applications, though this is common across many councils.
The most common application types near Harpenden Common were tree works (159), full planning applications (91), discharge of conditions (31). The significant number of tree-related applications is typical for areas with mature tree cover or active tree preservation orders.
In terms of development scale, 32 medium-scale applications, 351 smaller schemes were submitted. The absence of major applications suggests the area is primarily characterised by smaller-scale improvements and extensions rather than large new developments.
1 planning appeal was lodged, of which 1 was allowed and 0 were dismissed (100% success rate). This relatively high appeal success rate suggests that the local authority may be refusing some applications that the Planning Inspectorate considers acceptable.
Application Outcomes
- Approved: 126 applications
- Refused: 19 applications
- Withdrawn: 11 applications
- Awaiting decision: 227 applications
Nearby Towns
Explore planning applications in nearby areas:
- Hatching Green planning applications
- Harpenden planning applications
- Ayres End planning applications
- Batford planning applications
- Mackerye End planning applications
- Lea Valley planning applications
- Amwell planning applications
- Childwick Bury planning applications
Related Planning Guides
- What Is Planning Permission in the UK? — Planning permission is the formal approval you need from your local council before making certain changes to a building or piece of land.
- What Is Permitted Development? — Permitted development rights allow certain building works and changes of use without the need to apply for planning permission.
- How Long Does Planning Permission Take? — Typical timelines for planning permission decisions in the UK, from submission to approval, and what can cause delays.