South Mimms, Hertfordshire Planning Applications
Recent planning applications near South Mimms, Hertfordshire.
Hertfordshire · England · settlement
About South Mimms
South Mimms is a village located in the Hertsmere borough of Hertfordshire, England, at the intersection of the M25 and A1(M) motorways, which is also home to the South Mimms services. As of the 2021 census, the village had a population of 661, while the wider civil parish numbered 874. In 2023, South Mimms merged with the adjacent parish of Ridge to create the new parish of South Mimms and Ridge, presenting potential opportunities for planning applications in the evolving community.
Population: 874 (2021)
District: Hertsmere
Enter a postcode to search for planning applications near South Mimms.
Town Insights
Property Prices
Average property sale price: £614,013 (based on 50 recent transactions from HM Land Registry).
Area Information
- Admin district: Hertsmere
- Parliamentary constituency: Hertsmere
- LSOA: Hertsmere 004D
Crime Statistics
0 crimes reported in 2026-02.
Flood Risk
No active flood warnings near South Mimms.
Keyword Scorecard
Planning constraint analysis based on the last 24 months of applications near South Mimms.
- 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 South Mimms based on the last 24 months of planning data.
Nearby Applications
6 planning applications found near South Mimms.
- - 14 Brookside South Mimms Potters Bar Hertfordshire EN6 3PU
Construction of single storey rear extension.
Status: Undecided | Type: Full | Council: Hertsmere | Date: 2026-03-11
View full details - - The White Hart St Albans Road South Mimms Potters Bar Hertfordshire EN6 3PJ
Application for approval of details reserved by conditions 3 (schedule of repair and restoration works), 4 (external materials), 5 (surfacing, landscaping and boundary treatments), 7 (contamination as
Status: Undecided | Type: Conditions | Council: Hertsmere | Date: 2025-12-24
View full details - - The White Hart St Albans Road South Mimms Potters Bar Hertfordshire EN6 3PJ
Application for approval of details reserved by conditions 3 (schedule of repair and restoration works), 4 (external materials), and 5 (surfacing, landscaping and boundary treatments) of planning perm
Status: Undecided | Type: Conditions | Council: Hertsmere | Date: 2025-12-24
View full details - - 1 Arlingham Cottages Blackhorse Lane South Mimms Potters Bar Hertfordshire EN6 3LQ
Single storey side and rear extension. (ADDITIONAL DOCUMENTS RECEIVED: 21/11/2025 - tree report).
Status: Permitted | Type: Full | Council: Hertsmere | Date: 2025-07-18
View full details - - 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 Development (Proposed).
Status: Rejected | Type: Outline | Council: Hertsmere | Date: 2025-07-16
View full details - - 19 Cecil Cottages St Albans Road South Mimms Potters Bar Hertfordshire EN6 3PL
Conversion of loft to habitable space including hip to gable roof alterations and rear dormer. Certificate of lawful development (Proposed).
Status: Permitted | Type: Outline | Council: Hertsmere | Date: 2024-12-10
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A brief summary of South Mimms in Hertfordshire
South Mimms is a village located in the Hertsmere borough of Hertfordshire, England, at the intersection of the M25 and A1(M) motorways, which is also home to the South Mimms services. As of the 2021 census, the village had a population of 661, while the wider civil parish numbered 874. In 2023, South Mimms merged with the adjacent parish of Ridge to create the new parish of South Mimms and Ridge, presenting potential opportunities for planning applications in the evolving community. The settlement has a population of approximately 874 (2021 estimate). It sits within the Hertsmere district.
Property prices in South Mimms show an average sale price of £614,013, 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 South Mimms a particularly low-crime area.
South Mimms has 2 conservation areas within its boundaries: South Mimms, Ridge. 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.
Ecology & Nature Designations
The area around South Mimms includes 2 Sites of Special Scientific Interest (SSSI): Castle Lime Works Quarry SSSI, Redwell Wood SSSI; 5 Ancient Woodland sites. These designations may affect planning decisions, as proposals near protected sites require environmental impact assessment and may face additional restrictions.
For anyone interested in property development or monitoring local planning decisions, South Mimms 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 South Mimms
In the last 24 months, 9 planning applications were submitted near South Mimms. Of these, 67% were approved, with an average decision time of 66 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 South Mimms.
At 66 days on average, decisions near South Mimms slightly exceed the 8-week statutory target for minor applications, though this is common across many councils.
The most common application types near South Mimms were full planning applications (3), outline applications (3), discharge of conditions (3). Full planning applications account for 33% of all submissions, covering new builds, change of use, and works that go beyond permitted development rights.
In terms of development scale, 4 medium-scale applications, 5 smaller schemes were submitted.
Nearby Towns
Explore planning applications in nearby areas:
- Ridge planning applications
- Dancers Hill planning applications
- Water End planning applications
- Bentley Heath planning applications
- Bullen's Green planning applications
- Roestock planning applications
- Kitts End planning applications
- Welham Green 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.