70A Leys Avenue Letchworth Garden City Hertfordshire SG6 3EG Data via plota.co.uk

26/01674/FP - Full Planning Permission Registered
Change of useNew homesCommercial premises

Proposal

Change of use of first and second floor from Commercial (Use Class E) to Residential (Use Class C3) to provide two self-contained flats including alterations to fenestration and cycle and bin storage. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
30 Jul 2026
Decision
Target date was 24 Sept 2026

Under consideration

No decision has been issued yet. Plota predicted a decision around 28 Oct 2026; it is now day 90.

The consultation period closed on 30 Aug 2026.

Documents

View the documents on the council's website ↗

Site constraints 4

Letchworth conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
Registered park or garden 46 m away: Howard Park and Gardens, Letchworth
Its setting is a consideration for work nearby.
Registered parks and gardens, battlefields, world heritage sites and protected wrecks are designated heritage assets: harm needs clear and convincing justification.
Historic England ↗
3 listed buildings within 150 m
Nearest: The Free Church, Grade II, 51 m away · 3 Grade II
The site itself is not listed. Listed building consent is needed for work that affects the special interest of a listed building, inside or out, on top of planning permission. Setting can be a consideration for buildings nearby; there is no fixed radius.
Show all 3 with distances
Historic England ↗
Also on the record
Inside the Letchworth built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 6 October 2026. Historic England, the Environment Agency, Natural England 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.

Building

Floor area105 m² (1,130 sq ft)
Energy ratingD (asset rating 100)
UseOffices and Workshop Businesses
HeatingHeating and Natural Ventilation

From the energy performance certificate lodged in August 2025, 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

10 Jul 2026Approved

16 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EU

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12 Jun 2026Approved

25 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EP

Installation of illuminated defibrillator and bleed kit cabinets to external wal...

26/01460/FP

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15 Oct 2026Pending

Central Approach Letchworth Garden City Hertfordshire SG6 3DL

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32 Rushby Mead Letchworth Garden City Hertfordshire SG6 1RU

Install internal insulation to external walls, between suspended timber floor jo...

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T008: 3x Lime - Repollard back to historic pollard points.

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Important details

Council
North Hertfordshire
Application type
Full Planning Permission
Postcode
SG6 3EG
Received
30 Jul 2026
Validated
30 Jul 2026
Ward
Letchworth South West Ward
Parish
Letchworth Garden City
Case officer
Show
Target decision
24 Sept 2026
Applicant
Show
Agent
Show

Decision outlook

Day 90, past the statutory target. 81% of changes of use in North Hertfordshire are decided within thirteen weeks, which runs to 29 Oct 2026; extensions of time are common, and the council need not decide on the day. Last seen undecided on 27 Oct 2026.

Day 9034 days past the 56-day target
60%decided within 8 weeks
98%approved
45decided in the last year

Plota live figures for changes of use decided by North Hertfordshire in the last twelve months, from validation. North Hertfordshire decision record →

Public comments

No public comments yet.

9 neighbours consulted · Last counted 27 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Comments by
30 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 Approved
47 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EE
Installation of three non-illuminated facia signs to front elevation
25/00405/AD
2025 Approved
47 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EE
Installation of three non-illuminated facia signs to front elevation
25/00405/AD
2024 Approved
48 - 52 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EQ
Internal and external alterations to facilitate conversion, extension and alterations to…
24/00117/LBC
2024
48 - 52 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EQ
Conversion, extension and alterations to building involving three storey rear extension w…
24/00116/FP
2023 Approved
51 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EE
7x Leyland Cypress - Remove
23/02614/TCA
2023 Approved
51 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EE
7x Leyland Cypress - Remove
23/02614/TCA
2021 Refused
Building To The Rear Of 54-56 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EQ
Addition of first floor with part mansard and part hipped roof and external alterations t…
21/00088/FP
2021 Refused
Building To The Rear Of 54-56 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EQ
Addition of first floor with part mansard and part hipped roof and external alterations t…
21/00088/FP
2020 Approved
48-52 Leys Avenue Letchworth Garden City Hertfordshire
Conversion, extension and alterations to building involving three storey rear extension w…
20/02259/FP
2020 Approved
48-52 Leys Avenue Letchworth Garden City Hertfordshire
Conversion, extension and alterations to building involving three storey rear extension w…
20/02259/FP
2020 Approved
48-52 Leys Avenue Letchworth Garden City Hertfordshire
Conversion, extension and alterations to building involving three storey rear extension w…
20/02260/LBC
2020 Approved
48-52 Leys Avenue Letchworth Garden City Hertfordshire
Conversion, extension and alterations to building involving three storey rear extension w…
20/02260/LBC
2021
Building To The Rear Of 54-56 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EQ
Addition of first floor with flat roof, external alterations and change of use of detache…
21/00089/LBC
2021
Building To The Rear Of 54-56 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EQ
Addition of first floor with flat roof, external alterations and change of use of detache…
21/00089/LBC
2020 Approved
61 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EF
Change of Use of first floor and second floor offices to one 1-bed and one 2-bed apartmen…
20/02144/PNO
2020 Approved
61 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EF
Change of Use of first floor and second floor offices to one 1-bed and one 2-bed apartmen…
20/02144/PNO
2020 Refused
Buildings To The Rear Of 54-58 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EQ
Building 1: External alterations (including new windows and roof lights) and change of us…
20/01356/FP
2020 Approved
Buildings To The Rear Of 54-58 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EQ
External alterations (including roof lights and timber windows) to linked two-storey buil…
20/01357/LBC
2020 Refused
Buildings To The Rear Of 54-58 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EQ
Building 1: External alterations (including new windows and roof lights) and change of us…
20/01356/FP
2020 Approved
Buildings To The Rear Of 54-58 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EQ
External alterations (including roof lights and timber windows) to linked two-storey buil…
20/01357/LBC
2017 Approved
50 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EQ
Conversion, extension and alterations to building involving three storey rear extension w…
17/02705/1
2017 Approved
50 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EQ
Conversion, extension and alterations to building involving three storey rear extension w…
17/02703/1LB
2017 Approved
72 Leys Avenue Letchworth Garden City Hertfordshire SG6 3EG
Use of premises as Tattoo Parlour (Class A1)
17/04379/LDCP
2017 Approved
48-52 Leys Avenue Letchworth Garden City
Conversion, extension and alterations to building involving three storey rear extension w…
17/00802/1LB
2017 Approved
48-52 Leys Avenue Letchworth Garden City
Conversion, extension and alterations to building involving three storey rear extension w…
17/00801/1
North Hertfordshire
Planning Authority Score
6.9/10
Good
#66 of 296 councils
Relevant to this application:
Change of use

North Hertfordshire ranks #128 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (95%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
North Hertfordshire decision statistics
Based on MHCLG data, the year to March 2026
93%
Overall approval rate
Above avg (87%) #62 of 296
95%
Householder approved
Above avg (90%) #87 of 296
69%
Decided in 8 weeks
Above avg (63%) #128 of 296
32%
Extended time limit
Below avg (41%) #65 of 296
82%
Minor dwellings approved
112 decided (1-9 homes)
84%
Major dwellings approved
19 decided (10+ homes)
90%
Change of use approved
21 decided
1,102
Total decisions
82 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings

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.