The Elms The Causeway Therfield Royston Hertfordshire SG8 9PP Data via plota.co.uk

26/02230/NMA - Non-Material Amendment Approved
Extensions & alterations

Proposal

Installation of metal windows (as Non-Material Amendment to planning permission granted 17.09.2024) Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
7 Sept 2026
✓
Approved
22 Oct 2026

Approved on 22 Oct 2026 · Delegated · Last checked 23 Oct 2026

Documents

View the documents on the council's website ↗

Associated applications 2

  • Part of

    FullApprovedcouncil archive
    • AmendmentInstallation of metal windows (as Non-Material Amendment)This application26/02230/NMA

Site constraints 5

Grade II listed: Elm House
List entry 1102622 · 2 m away · 4 more listed buildings within 150 m (4 Grade II)
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 the other 4 with distances
Historic England ↗
Therfield 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 ↗
Also on the record
Scheduled monument 176 m away: Motte and bailey castle and associated earthworks 100m south of Tuthill Farm; Inside the Therfield built-up area; Natural England's Provisional ALC map (1:250,000, 1970s) had this area as grade 3, but it predates the buildings here and the current map does not class it as farmland.
Not affected
Outside flood zones 2 and 3 · Not green belt

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.

Sales history 1

Last sold for £920,000 in January 2020. Other property, freehold.

22 January 2020£920,000Recorded as a transfer outside a standard sale

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

Building

Floor area217 m² (2,336 sq ft)
Energy ratingB (87 out of 100), could reach A
PropertyDetached house
Built2019
HeatingAir source heat pump, Underfloor heating and radiators, pipes in screed above insulation, electric
WallsAverage thermal transmittance 0.17 W/m²K

From the energy performance certificate lodged in August 2019, 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

16 Sept 2026Pending

Hillcrest And Land At Tussocks The Causeway Therfield SG8 9PP

Variation of conditions 2, 13, 22 and 24 of planning permission 24/01371/FP gran...

26/02269/S73
24 Jul 2026Approved

Tussocks The Causeway Therfield Royston Hertfordshire SG8 9PP

Amendments to plots 1-3 ground floor layout (as Non-Material Amendment to planni...

26/01854/NMA
2 Jul 2026Approved

Beacon Field House The Causeway Therfield Royston Hertfordshire SG8 9PP

Cherry - Fell to stump

26/01665/TCA

Nearby new applications

9 Oct 2026Pending

Yew Tree House Police Row Therfield Royston Hertfordshire SG8 9PN

Single storey rear extension following demolition of existing detached garage. E...

26/02409/FPH
16 Sept 2026Pending

Hillcrest And Land At Tussocks The Causeway Therfield SG8 9PP

Variation of conditions 2, 13, 22 and 24 of planning permission 24/01371/FP gran...

26/02269/S73
8 Sept 2026Pending

Yew Tree House Police Row Therfield Royston Hertfordshire SG8 9PN

Erection of open-sided front porch. Installation of five roof lights to existing...

26/02262/LDCP
7 Sept 2026Approved

The Elms The Causeway Therfield Royston Hertfordshire SG8 9PP

Single storey side extension following partial demolition of existing rear west ...

26/02065/LBC
14 Aug 2026Approved

Telecommunications Equipment At Land West Of Therfield Water Tower Kelshall Tops Therfield Hertfordshire

Removal and replacement of 3no antennas, installation of 1no cabinet and GPS alo...

26/02044/EC
31 Jul 2026Approved

Little Orchard Pedlars Lane Therfield Royston Hertfordshire SG8 9PX

T3: Cherry - Reduce and shape by approx 3m.

26/01917/TCA

Important details

Council
North Hertfordshire
Application type
Non-Material Amendment
Postcode
SG8 9PP
Received
7 Sept 2026
Validated
7 Sept 2026
Ward
Ermine Ward
Parish
Therfield Parish Council
Case officer
Show
Target decision
30 Oct 2026
Decision
Agreed
Decision date
22 Oct 2026
Decision level
Delegated
Applicant
Show
Agent
Mark Scott

How this decision compares

Decided in 45 days from validation, 4 days faster than North Hertfordshire's median of 49 for extensions. Approved, as 92% of extensions here are.

79%decided within 8 weeks
92%approved
601decided in the last year

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

Public comments

No public comments yet.

Last counted 23 Oct 2026

Read the comments on the council site ↗

Historical activity at this location

28 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2024 Approved
Single storey side extension.
24/00802/FPH
2024 Approved
Single storey side extension following partial demolition of existing rear west wall and…
24/00803/LBC
2018 Approved
Beech (T63) - Fell
18/00098/TCA
Within ~100m

Nearby activity

2025 Approved
1 Fordham Terrace The Causeway Therfield Royston Hertfordshire SG8 9PP
Part two storey and part single storey rear extension following demolition of existing re…
25/00150/FPH
2025 Approved
1 Fordham Terrace The Causeway Therfield Royston Hertfordshire SG8 9PP
Part two storey and part single storey rear extension following demolition of existing re…
25/00150/FPH
2024 Approved
Hillcrest And Land At Tussocks The Causeway Therfield SG8 9PP
Erection of seven dwellings (4 x 3-bed and 3 x 4-bed) including creation of vehicular acc…
24/01371/FP
2023 Withdrawn
Tussocks The Causeway Therfield Royston Hertfordshire SG8 9PP
Erection of 10 residential dwellings (1 x 2-bed, 7 x 3-bed, 1 x 4-bed and 1 x 5-bed) incl…
23/02417/FP
2023 Withdrawn
Tussocks The Causeway Therfield Royston Hertfordshire SG8 9PP
Erection of 10 residential dwellings (1 x 2-bed, 7 x 3-bed, 1 x 4-bed and 1 x 5-bed) incl…
23/02417/FP
2023 Approved
5 Fordham Terrace The Causeway Therfield Royston Hertfordshire SG8 9PP
T1 Goat Willow - Height reduction 1.5-2m Lateral reduction up to 3m , Deadwood removal an…
23/02259/TCA
2023 Approved
5 Fordham Terrace The Causeway Therfield Royston Hertfordshire SG8 9PP
T1 Goat Willow - Height reduction 1.5-2m Lateral reduction up to 3m , Deadwood removal an…
23/02259/TCA
2022 Withdrawn
Tussocks The Causeway Therfield Royston Hertfordshire SG8 9PP
T1 Willow - Remove
22/03177/TCA
2022 Withdrawn
Tussocks The Causeway Therfield Royston Hertfordshire SG8 9PP
T1 Willow - Remove
22/03177/TCA
2022 Approved
Tussocks The Causeway Therfield Royston Hertfordshire SG8 9PP
Willow - Remove
22/03112/TCA
2022 Approved
Tussocks The Causeway Therfield Royston Hertfordshire SG8 9PP
Willow - Remove
22/03112/TCA
2022 Approved
6 Fordham Terrace The Causeway Therfield Royston Hertfordshire SG8 9PP
Maple - Reduce by 1/3
22/00334/TCA
2022 Approved
6 Fordham Terrace The Causeway Therfield Royston Hertfordshire SG8 9PP
Maple - Reduce by 1/3
22/00334/TCA
2021 Approved
Maplefield The Causeway Therfield Royston Hertfordshire SG8 9PP
Various tree works as per survey
21/03290/TCA
2021 Approved
Maplefield The Causeway Therfield Royston Hertfordshire SG8 9PP
Various tree works as per survey
21/03290/TCA
2021 Approved
Beacon Field House The Causeway Therfield Royston Hertfordshire SG8 9PP
Maple - Reduce by 33%
21/00423/TCA
2021 Approved
Beacon Field House The Causeway Therfield Royston Hertfordshire SG8 9PP
Maple - Reduce by 33%
21/00423/TCA
2018 Approved
Beacon Field House The Causeway Therfield Royston Hertfordshire SG8 9PP
T1 Poplar - Fell to ground level. T2/3 Ash - Fell to ground level.
18/01687/TCA
2025 Approved
Tussocks The Causeway Therfield Royston Hertfordshire SG8 9PP
Details reserved by Condition 14 (Archaeological Written Scheme of Investigation) of plan…
25/01608/DOC
2025 Approved
Tussocks The Causeway Therfield Royston Hertfordshire SG8 9PP
Details reserved by Condition 14 (Archaeological Written Scheme of Investigation) of plan…
25/01608/DOC
2025 Approved
Tussocks The Causeway Therfield Royston Hertfordshire SG8 9PP
Details reserved by Condition 5 (Roof materials) of planning permission reference 24/0137…
25/02141/DOC
2025 Approved
Tussocks The Causeway Therfield Royston Hertfordshire SG8 9PP
Details reserved by Condition 7 (Windows Details) of planning permission reference 24/013…
25/02240/DOC
2025 Approved
Tussocks The Causeway Therfield Royston Hertfordshire SG8 9PP
Details reserved by Condition 4 (Ecological Enhancement Plan) of planning permission refe…
25/02355/DOC
2025 Approved
Tussocks The Causeway Therfield Royston Hertfordshire SG8 9PP
Details reserved by Condition 5 (Roof materials) of planning permission reference 24/0137…
25/02141/DOC
2025 Approved
Tussocks The Causeway Therfield Royston Hertfordshire SG8 9PP
Details reserved by Condition 7 (Windows Details) of planning permission reference 24/013…
25/02240/DOC
North Hertfordshire
Planning Authority Score
6.9/10
Good
#66 of 296 councils
Relevant to this application:
Householder decisions

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

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.