2016
Withdrawn
30 Theobalds Lane Cheshunt Hertfordshire En8 8Rh
CONVERSION OF GARAGE INTO HABITABLE ROOM
20 Dudley Avenue Waltham Cross Hertfordshire EN8 8RR Data via plota.co.uk
07/26/0526/PN42
Decided
Proposal
Prior approval for 3.5m single storey rear extension Data via plota.co.uk
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View original council record ↗Last checked
Application progress
✓
Received
2 Jul 2026
✓
Decided
Decided · Last checked 5 Sept 2026
Documents 4
Plans & drawings 3
Application forms 1
Site constraints 4
Flood zone 2, rivers and sea
Medium chance: between a 1 in 100 and 1 in 1,000 annual chance from rivers, or 1 in 200 to 1 in 1,000 from the sea. Any development here needs a flood risk assessment. Defences are not counted.
The Environment Agency flood map for planning. Homes in zone 3 must also pass the sequential test. Surface water flooding is a separate map.
Also on the record
Scheduled monument 167 m away: Theobalds Palace, Waltham Cross; National infrastructure project 1568 m away: North London (Electricity Line) Reinforcement; Inside the Cheshunt built-up area.
Not affected
Not green belt · No listed building at the site
Checked on 6 October 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Sales history 3
Last sold for £485,000 in June 2026. Terraced house, freehold.
18 June 2026£485,000
7 May 2021£435,000
18 December 1997£115,500
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Building
Floor area73 m² (786 sq ft)
Energy ratingD (64 out of 100), could reach B
PropertySemi-detached house, 4 habitable rooms
Built1950 to 1966
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)
From the energy performance certificate lodged in August 2020, the latest held for this property. The building may have changed since. View the certificate
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Other new applications on this street
21 Sept 2026Pending
34 Dudley Avenue Waltham Cross Hertfordshire EN8 8RR
Demolition of garage and erection of 2no. bedroom dwelling with parking
15 Sept 2026Pending
30 Dudley Avenue Waltham Cross Hertfordshire EN8 8RR
Prior approval for 4m single storey rear extension
22 Jun 2026Approved
22 Dudley Avenue Waltham Cross Hertfordshire EN8 8RR
Certificate of lawfulness for proposed erection of outbuilding in rear garden
10 Jul 2026Pending
29 Dudley Avenue Waltham Cross Hertfordshire EN8 8RJ
Retrospective erection of single storey dwelling in rear garden
Nearby new applications
21 Sept 2026Pending
34 Dudley Avenue Waltham Cross Hertfordshire EN8 8RR
Demolition of garage and erection of 2no. bedroom dwelling with parking
17 Sept 2026Pending
land around Friends Avenue, Cheshunt, Hertfordshire, EN8 8LG
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15 Sept 2026Pending
30 Dudley Avenue Waltham Cross Hertfordshire EN8 8RR
Prior approval for 4m single storey rear extension
7 Sept 2026Pending
51 Royal Avenue Waltham Cross Hertfordshire EN8 7RB
Prior approval for 4m single storey rear extension
4 Sept 2026Pending
Land to the East of Toronto House 128-132 Crossbrook Street Cheshunt Hertfordshire EN8 8JH
Erection of residential apartment block comprising two 4no. bed and two 2no. bed...
1 Sept 2026Pending
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Important details
- Council
- Broxbourne
- Postcode
- EN8 8RR
- Received
- 2 Jul 2026
- Validated
- 2 Jul 2026
- Ward
- Cheshunt South and Theobalds
- Case officer
- Show
Consultation & key dates
- Consultation
- 14 Jul 2026
- Comments by
- 4 Aug 2026
- Statutory expiry
- 13 Aug 2026
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
Within ~100m
Nearby activity
2025
Withdrawn
3 Grenville Close, Cheshunt, Hertfordshire, EN8 8RP
Change of use from C3 (Residential) to C4 (HMO) including single storey rear extension an…
2025
Withdrawn
3 Grenville Close, Cheshunt, Hertfordshire, EN8 8RP
Change of use from C3 (Residential) to C4 (HMO) including single storey rear extension an…
2025
Approved
11 Grenville Close, Cheshunt, Hertfordshire, EN8 8RP
Change of use from Dwellinghouse (C3) to HMO (Sui Generis), loft conversion with rear dor…
2025
Approved
11 Grenville Close, Cheshunt, Hertfordshire, EN8 8RP
Change of use from Dwellinghouse (C3) to HMO (Sui Generis), loft conversion with rear dor…
2025
Approved
19 Dudley Avenue, Waltham Cross, Hertfordshire, EN8 8RJ
Two storey rear extension and part ground floor rear extension. Erection of new front por…
2025
Approved
19 Dudley Avenue, Waltham Cross, Hertfordshire, EN8 8RJ
Two storey rear extension and part ground floor rear extension. Erection of new front por…
2025
24 Theobalds Lane, Cheshunt, Hertfordshire, EN8 8RH
Change of Use from C3 Dwelling to Sui Generis 7 bedroom HMO and single storey rear extens…
2025
24 Theobalds Lane, Cheshunt, Hertfordshire, EN8 8RH
Change of Use from C3 Dwelling to Sui Generis 7 bedroom HMO and single storey rear extens…
2024
Approved
28 Theobalds Lane, Cheshunt, Hertfordshire, EN8 8RH
Retrospective erection of outbuilding with outdoor Pizza oven.
2023
Approved
26 Theobalds Lane, Cheshunt, Hertfordshire, EN8 8RH
Lawful development for a loft conversion with a rear dormer
2023
Approved
26 Theobalds Lane, Cheshunt, Hertfordshire, EN8 8RH
Lawful development for a loft conversion with a rear dormer
2023
26 Theobalds Lane, Cheshunt, Hertfordshire, EN8 8RH
First floor side extension and garage conversion
2023
26 Theobalds Lane, Cheshunt, Hertfordshire, EN8 8RH
First floor side extension and garage conversion
2022
Approved
30 Dudley Avenue, Waltham Cross, Hertfordshire, EN8 8RR
Lawful development for a loft conversion with a rear dormer and hip to gable roof alterat…
2022
Approved
30 Dudley Avenue, Waltham Cross, Hertfordshire, EN8 8RR
Lawful development for a loft conversion with a rear dormer and hip to gable roof alterat…
2021
Approved
31 Dudley Avenue, Waltham Cross, Hertfordshire, EN8 8RJ
Lawful development for an outbuilding to the rear garden
2021
Approved
31 Dudley Avenue, Waltham Cross, Hertfordshire, EN8 8RJ
Lawful development for an outbuilding to the rear garden
2021
Approved
29 Dudley Avenue, Waltham Cross, Hertfordshire, EN8 8RJ
Lawful development for an outbuilding to the rear garden
2021
Approved
29 Dudley Avenue, Waltham Cross, Hertfordshire, EN8 8RJ
Lawful development for an outbuilding to the rear garden
2021
Approved
25 Dudley Avenue, Waltham Cross, Hertfordshire, EN8 8RJ
Lawful development for an outbuilding to the rear garden
2017
Refused
39 Dudley Avenue Waltham Cross Hertfordshire En8 8Rj
ERECTION OF A DETACHED THREE BED CHALET BUNGALOW (RE-SUBMISSION 07/15/0583/F)
2016
Approved
30 Theobalds Lane Cheshunt Hertfordshire En8 8Rh
CONVERSION OF GARAGE INTO HABITABLE ROOM
2016
Approved
30 Theobalds Lane Cheshunt Hertfordshire En8 8Rh
CONVERSION OF GARAGE INTO HABITABLE ROOM
2016
Withdrawn
30 Theobalds Lane Cheshunt Hertfordshire En8 8Rh
CONVERSION OF GARAGE INTO HABITABLE ROOM
Broxbourne
Planning Authority Score
3.8/10
Below average
#205 of 296 councils
Relevant to this application:
Householder decisions
Broxbourne is slower than most councils at deciding householder applications, ranking #218 out of 296. 48% of applications have the time limit extended, above the 41% national average. Householder applications are slightly more likely to be approved here (93%) than the national average (90%).
Slower than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application.
View full council performance
Broxbourne decision statistics
Based on MHCLG data, the year to March 2026
85%
Overall approval rate
Below avg (87%) #204 of 296
93%
Householder approved
Above avg (90%) #125 of 296
53%
Decided in 8 weeks
Below avg (63%) #218 of 296
48%
Extended time limit
Above avg (41%) #211 of 296
63%
Minor dwellings approved
52 decided (1-9 homes)
67%
Major dwellings approved
3 decided (10+ homes)
65%
Change of use approved
26 decided
481
Total decisions
70 refused in the year to March 2026
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
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20 Dudley Avenue Waltham Cross Hertfordshire EN8 8RR
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