England · Local authority

Hertsmere Borough Council
Planning applications.

Explore collected planning applications and decisions for Hertsmere Borough Council. Search an address, application reference or proposal to find a record.

Collected application statistics

Collected records · All available dates
6,115Searchable applications
440Recorded as pending
83%Approval rate · 4,126 approved or refused records
694Refused applications

3,432 approved · 694 refused · 320 withdrawn. Received dates in our records: 4 Sept 2020 to 7 Oct 2026. Most recent record check: 11 Oct 2026. Counts reflect the last collected status; some records may be out of date.

Local planning information

Council sources checked 14 Sept 2026

Council contacts

Contact details were found on council pages. Check the source for opening hours and which enquiries the service handles.

Conservation areas and Article 4 directions

Explore published planning boundaries and follow their source records for designation details. Coverage varies: an empty map does not mean there are no restrictions. Check the council’s current maps and documents before relying on a boundary.

Conservation areas16 mapped area records
Article 4 direction areasNo boundary records available in this collection

Interactive planning map loads with JavaScript. Dataset sources are linked below.

Download Article 4 coverage for all authorities (CSV)

Data downloaded 14 Sept 2026. Display boundaries are simplified and indicative. Map record counts are not a complete count of designations or directions.

Sources: Planning Data conservation areas and Article 4 direction areas. Contains public sector information licensed under the Open Government Licence v3.0.

More application records

  1. Decided23/1066/HSE

    Installation of 6 x solar panels to rear dormer roof.

    7 Dugdale Hill Lane Potters Bar Hertfordshire EN6 2DP

    Received 24 Jul 2023
  2. Decided23/1067/FUL

    Repair and refurbishment of farmhouse, conversion of kennels to garage, demolition of conservatory and garage, and erection and replacement of boundary treatments (as amended by plans received 08/09/2023 and plan and document received 19/09/2023) (Accompanying Listed Building Application 23/1068/LBC)

    Wheatsheaf Farm Well End Road Borehamwood Hertfordshire WD6 5PR

    Received 24 Jul 2023
  3. Decided23/1068/LBC

    Repair and refurbishment of farmhouse, conversion of kennels to garage, demolition of conservatory and garage, and erection and replacement of boundary treatments (as amended by plans received 08/09/2023 and plan and document received 19/09/2023) (Listed Building Consent) (Accompanying Householder Application 23/1067/FUL)

    Wheatsheaf Farm Well End Road Borehamwood Hertfordshire WD6 5PR

    Received 24 Jul 2023
  4. Decided23/1069/TPO

    T1 PRUNUS (CHERRY) Approx ht 10m. Crown reduce back to previous by removing approx. 2m from the height and by removing approx. 1-1.5m from sides.

    21 Quakers Lane Potters Bar Hertfordshire EN6 1RL

    Received 25 Jul 2023
  5. Decided23/1070/HSE

    Part single; part two-storey side/rear extensions (following demolition of side detached garage); front rooflights; rear dormers; replacement first floor rear window and rear patio/hardstanding. (Revised application).

    15 Heath Road Potters Bar Hertfordshire EN6 1LJ

    Received 24 Jul 2023
  6. Decided23/1071/TPO

    T23 OAK. Repollard to remove approx. 3m of growth back to previous pollard points. Once pollarded, reduce the 2 stems in height by 5m. Due to the V-stem on the tree at approx. 12m, with the tree at approx 22m in height, this will bring the height of the tree to approx. 15m in height once all work is completed.

    Waterside Lodge Waterside Radlett Hertfordshire WD7 7DY

    Received 25 Jul 2023
  7. Decided23/1072/HSE

    Part single part two storey rear extension and conversion of garage to habitable space including alterations to fenestration.

    4 Wentworth Close Potters Bar Hertfordshire EN6 1PF

    Received 24 Jul 2023
  8. Decided23/1073/CLP

    Part single, part two storey rear extension. Certificate of Lawful Development (Proposed).

    4 Wentworth Close Potters Bar Hertfordshire EN6 1PF

    Received 24 Jul 2023
  9. Decided23/1074/HSE

    Enlargement of existing rear dormer with the inclusion of a Juliet balcony.

    21 Prowse Avenue Bushey Heath Bushey Hertfordshire WD23 1JS

    Received 24 Jul 2023
  10. Decided23/1076/HSE

    Conversion of loft to habitable room with associated roof alterations to include new crown roof with increased ridge height, dormer to each elevation and 2 x roof lights to side elevations. Single storey side infill extension, alterations to fenestration and side covered area.

    22 Richfield Road Bushey Hertfordshire WD23 4LB

    Received 25 Jul 2023
  11. Decided23/1077/HSE

    Two storey side extension and part single part two storey rear extension following demolition of garage, utility room and conservatory.

    8 Heyford Road Radlett Hertfordshire WD7 8PP

    Received 25 Jul 2023
  12. Decided23/1078/CLP

    Conversion of loft to habitable space to include rear dormer with insertion of 2 x front roof lights and alterations to fenestration. Certificate of Lawful Development (Proposed).

    14 Bushey Grove Road Bushey Hertfordshire WD23 2JQ

    Received 25 Jul 2023
  13. Decided23/1079/TPO

    T1 OAK. Fell.

    5 Holme Park Borehamwood Hertfordshire WD6 4SX

    Received 26 Jul 2023
  14. Decided23/1080/HSE

    Single storey rear extension following demolition of existing shed and increasing size of rear patio. (AMENDED PLAN RECEIVED: 12/09/2023 - updated block plan and location plan to show neighbour's existing extension)

    99 Cardinal Avenue Borehamwood Hertfordshire WD6 1ST

    Received 25 Jul 2023
  15. Decided23/1081/HSE

    Demolition of existing rear extension, construction of a single storey rear extension and alterations to fenestration.

    54 Bournehall Avenue Bushey Hertfordshire WD23 3BA

    Received 25 Jul 2023
  16. Decided23/1082/HSE

    Single storey side/rear extension (following demolition of the side/rear garage) and alterations to the existing front/side porch to include new entrance and front ramping.

    94 Tempest Avenue Potters Bar Hertfordshire EN6 5JZ

    Received 26 Jul 2023
  17. Decided23/1083/TPO

    T1 OAK. Crown reduce from 14m by removing approximately 2m from all over pruning to suitable growth points. Remove major deadwood over 50mm or over 1m in length.

    79 Hartfield Avenue Elstree Borehamwood Hertfordshire WD6 3JJ

    Received 27 Jul 2023
  18. Decided23/1084/HSE

    Conversion of loft to form habitable space with half hip to gable roof alterations to include rear dormer with Juliet balcony and insertion of 3 x front roof lights. Construction of single storey front extensions, single storey side extension, first floor rear extension and alterations to fenestration (revision to application 23/0254/HSE).

    30 Manor Road Potters Bar Hertfordshire EN6 1DQ

    Received 26 Jul 2023
  19. Unknown23/1085/MA

    Application for a non-material amendment to allow for alterations to fenestration, insertion of vents and alterations to ramp gradient to south elevation following the grant of planning permission reference 22/1642/FUL.

    11 Medow Mead Radlett Hertfordshire WD7 8ES

    Received 26 Jul 2023
  20. Decided23/1086/OUT

    Subdivision of the land and conversion of existing detached double garage, to create 1 x 2-bed residential dwelling with habitable roof accommodation to include insertion of 3 x side dormer windows and alterations to fenestration. Landscaping works to include new boundary fence, amenity space with rear patio area, associated parking, and retention of existing entrance gates and access. (Outline Application to include Access with all other matters Reserved).

    8 Council Cottages Bell Lane London Colney St Albans Hertfordshire AL2 1DE

    Received 26 Jul 2023
  21. Decided23/1087/TRC

    S1 SYCAMORE. Fell.

    28 Heath Drive Potters Bar Hertfordshire EN6 1EH

    Received 27 Jul 2023
  22. Decided23/1088/HSE

    Construction of a single storey side and rear extension, single storey front porch extension and alterations to fenestration.

    14 Magnaville Road Bushey Hertfordshire WD23 1PP

    Received 27 Jul 2023
  23. Decided23/1089/TRC

    T1 FIR. Remove. G1 3no.CYPRESS group reduce from 6m by approximately 2m and lightly hedge trim the remaining tree bases by about 30cm.

    Wayside Cottage Common Lane Letchmore Heath Watford Hertfordshire WD25 8EE

    Received 28 Jul 2023
  24. Decided23/1090/DOC

    Application for approval of details reserved by condition 12 (noise impact assessment) of planning permission reference 22/0486/FUL.

    210 Barnet Road Potters Bar Hertfordshire EN6 2SE

    Received 27 Jul 2023

Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.

View all applications

Researching a proposal in Hertsmere Borough Council

Start with the address or application reference. Open a record to read the proposal, dates and available documents, then check the official register for the latest plans and consultation details. If nothing appears, check coverage before treating the result as a complete planning history.

How to search planning applications

Guides to planning records

All planning guides
  • Understanding planning · 13 min read

    Planning application documents: what to read first

    Understand planning application documents, officer reports and decision notices. Use a reading checklist, document table and worked example to inspect a case.

  • Understanding planning · 13 min read

    Planning permission drawings: how to read plans

    Read planning drawings, floor plans, elevations and sections. Use labelled diagrams, a drawing comparison table and revision checks to understand a proposal.

  • Property research · 13 min read

    Planning approval rates: how to read council statistics

    Understand planning approval rates with an interactive calculator, worked examples and comparison table. Check sample sizes, outcomes and coverage before comparing.

What these statistics cover

These figures describe applications collected by PlanningTrack for Hertsmere Borough Council, across all dates currently available. They are a partial dataset, rather than an authority-wide performance measure. The date range does not establish continuous historical coverage.

The approval percentage is approved records divided by approved plus refused records. Pending, withdrawn and unknown outcomes are excluded. No percentage is shown until there is an approved or refused record.

Check collection coverage