12 Patterdale Close, Dunstable, LU6 3DA Data via plota.co.uk

CB/26/02140/FULL - Full Application Approved

Proposal

Removal of existing conservatory, new single storey rear and front extensions, rooflights. New rear garden room Data via plota.co.uk

View original council record ↗Last checked

Application progress

Received
8 Jul 2026
Approved

Approved on · Last checked 11 Sept 2026

Site constraints 1

Also on the record
Inside the Dunstable built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 11 September 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.

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Important details

Application type
Full Application
Postcode
LU6 3DA
Received
8 Jul 2026
Validated
8 Jul 2026
Parish
Dunstable
Case officer
Show
Target decision
2 Sept 2026
Decision
Full Application - Granted Conditions or Reasons: View Conditions or Reasons Informative Notes: 1 )Reasons for granting The host dwelling is a two storey, semi-detached, brick built, with a tiled pitched roof with an attached single garage to the side with an single storey extension to the front and a conservatory to the rear. The applicant, No. 12 is located in Patterdale Close in Dunstable and is surrounded by properties of similar design. The proposal is to demolish the existing conservatory and replace it with a full width single storey extension with a mono pitched roof, to extend the existing front extension and add a porch with a new pitched roof and construct a new mono pitched roof. There would also be the addition of a garden room to the rear with a pitched roof. The rear extension would be 3.2m deep with an overall height of 3.5m with bi-fold doors, two windows and a single door with three roof lights. The extension would be extended forwards by 1.02m with an overall height of 3.55m. Located at the rear boundary of the property would be the garden room, the width of the proposal would be 6m by 4m with an overall height of 3.5m, two windows and bifold doors would face onto the rear of the applicants property. The proposed extension to the front would be readily seen from the street scene on Patterdale Road. Many properties along Patterdale Road have had different variations of single storey extensions with pitched roofs, the brickwork and tiles would match the existing. The proposed changes to the front elevation are deemed to be keeping in character with the surrounding area. The proposed extension to the rear would not be readily seen from the street scene on Patterdale Road. The proposal would use similar materials to the existing property and is deemed to keep in character with the neighbouring properties who have both single and two storey extensions to the rear, therefore the proposal is deemed to be in keeping with the character of the surrounding area. The garden room would be sited to the rear of the property and would not be readily visible from the street scene, it would be clad with a dark composite which would reflect structures in neighbouring properties, the roof would have a tiled roof to match the main property. The proposal would be of a similar scale to structures in the surrounding area and would remain proportionate to the size of the plot, therefore the scale of the building would likely be deemed acceptable. As a result, the proposal would be considered to have an acceptable impact upon the character and appearance of the area and is in accordance with Policy HQ1 of the Central Bedfordshire Local Plan, In terms of neighbouring amenity, given the design of the proposal to the front of the property, it would reflect existing, single storey extensions in the surrounding area. The proposal is considered to have no loss of light, overbearing impact or loss of privacy to the neighbouring properties. With the proposed extension to the rear this is deemed to have the same outlook as the conservatory and would be of a similar height. The nearest attached neighbour being No. 11 Patterdale having both rear single and two storey extensions coming out further than the proposal it would be considered to have an acceptable amenity impact, therefore it is considered that there would not be any loss of light, overbearing impact or loss of privacy to No. 11. With regards to neighbouring property, No. 13, there is single storey extension, and the proposal would extend out further approximately by 0.8m, therefore it is considered there would be minimal loss of amenity to this neighbour. The garden room, sited on the boundary to the rear of the applicant site would look back at the rear elevation with bi-fold doors and two new windows, however, with the change in levels and the border treatment it is considered that the garden room would have limited impact on neighbouring amenity impact, complying with section 14 of the NPPF, policy HQ1 of the central Bedfordshire Local Plan Section 11 of Central Bedfordshire Design Guide 2023. The proposal would extend the front extension by 1.0m, however, there extensions would not increase the number of bedrooms within the property, which would remain at three. In accordance with the Parking Standards SPD, the property would retain two off road parking spaces to the front of the property. As such, the proposal would be in accordance with Policies T2 and T3 of the Central Bedfordshire Dunstable Town Council were consulted and raised no objection to the proposal. The application was subject to public consultation, though were no representation made. The proposal is therefore considered to be in accordance with Policy HQ1 of the Central Bedfordshire Local Plan and Section 11 of Central Bedfordshire Design Guide 2023.Reasons for granting The host dwelling is a two storey, semi-detached, brick built, with a tiled pitched roof with an attached single garage to the side with an single storey extension to the front and a conservatory to the rear. The applicant, No. 12 is located in Patterdale Close in Dunstable and is surrounded by properties of similar design. The proposal is to demolish the existing conservatory and replace it with a full width single storey extension with a mono pitched roof, to extend the existing front extension and add a porch with a new pitched roof and construct a new mono pitched roof. There would also be the addition of a garden room to the rear with a pitched roof. The rear extension would be 3.2m deep with an overall height of 3.5m with bi-fold doors, two windows and a single door with three roof lights. The extension would be extended forwards by 1.02m with an overall height of 3.55m. Located at the rear boundary of the property would be the garden room, the width of the proposal would be 6m by 4m with an overall height of 3.5m, two windows and bifold doors would face onto the rear of the applicants property. The proposed extension to the front would be readily seen from the street scene on Patterdale Road. Many properties along Patterdale Road have had different variations of single storey extensions with pitched roofs, the brickwork and tiles would match the existing. The proposed changes to the front elevation are deemed to be keeping in character with the surrounding area. The proposed extension to the rear would not be readily seen from the street scene on Patterdale Road. The proposal would use similar materials to the existing property and is deemed to keep in character with the neighbouring properties who have both single and two storey extensions to the rear, therefore the proposal is deemed to be in keeping with the character of the surrounding area. The garden room would be sited to the rear of the property and would not be readily visible from the street scene, it would be clad with a dark composite which would reflect structures in neighbouring properties, the roof would have a tiled roof to match the main property. The proposal would be of a similar scale to structures in the surrounding area and would remain proportionate to the size of the plot, therefore the scale of the building would likely be deemed acceptable. As a result, the proposal would be considered to have an acceptable impact upon the character and appearance of the area and is in accordance with Policy HQ1 of the Central Bedfordshire Local Plan, In terms of neighbouring amenity, given the design of the proposal to the front of the property, it would reflect existing, single storey extensions in the surrounding area. The proposal is considered to have no loss of light, overbearing impact or loss of privacy to the neighbouring properties. With the proposed extension to the rear this is deemed to have the same outlook as the conservatory and would be of a similar height. The nearest attached neighbour being No. 11 Patterdale having both rear single and two storey extensions coming out further than the proposal it would be considered to have an acceptable amenity impact, therefore it is considered that there would not be any loss of light, overbearing impact or loss of privacy to No. 11. With regards to neighbouring property, No. 13, there is single storey extension, and the proposal would extend out further approximately by 0.8m, therefore it is considered there would be minimal loss of amenity to this neighbour. The garden room, sited on the boundary to the rear of the applicant site would look back at the rear elevation with bi-fold doors and two new windows, however, with the change in levels and the border treatment it is considered that the garden room would have limited impact on neighbouring amenity impact, complying with section 14 of the NPPF, policy HQ1 of the central Bedfordshire Local Plan Section 11 of Central Bedfordshire Design Guide 2023. The proposal would extend the front extension by 1.0m, however, there extensions would not increase the number of bedrooms within the property, which would remain at three. In accordance with the Parking Standards SPD, the property would retain two off road parking spaces to the front of the property. As such, the proposal would be in accordance with Policies T2 and T3 of the Central Bedfordshire Dunstable Town Council were consulted and raised no objection to the proposal. The application was subject to public consultation, though were no representation made. The proposal is therefore considered to be in accordance with Policy HQ1 of the Central Bedfordshire Local Plan and Section 11 of Central Bedfordshire Design Guide 2023. 2 )The site is located within the Chilterns Beechwoods Special Area of Conservation (SAC). Natural England have not provided any comments on this application, however, as no additional independent overnight accommodation is proposed, the proposal is not considered to have a detrimental impact upon the SAC.The site is located within the Chilterns Beechwoods Special Area of Conservation (SAC). Natural England have not provided any comments on this application, however, as no additional independent overnight accommodation is proposed, the proposal is not considered to have a detrimental impact upon the SAC. 3 )Based on information submitted there are no known issues raised in the context of Human Rights / The Equalities Act 2010 and as such there would be no relevant implications.Based on information submitted there are no known issues raised in the context of Human Rights / The Equalities Act 2010 and as such there would be no relevant implications. 4 )GDP Policy Informative Central Beds Local Plan In accordance with Article 35 (1) of the Town and Country Planning (Development Management Procedure) (England) Order 2015, the reason for any condition above relates to the Policies as referred to in the Central Bedfordshire Local Plan and the National Planning Policy Framework (NPPF).GDP Policy Informative Central Beds Local Plan In accordance with Article 35 (1) of the Town and Country Planning (Development Management Procedure) (England) Order 2015, the reason for any condition above relates to the Policies as referred to in the Central Bedfordshire Local Plan and the National Planning Policy Framework (NPPF). 5 )This permission relates only to that required under the Town & Country Planning Acts and does not include any consent or approval under any other enactment or under the Building Regulations. Any other consent or approval which is necessary must be obtained from the appropriate authority.This permission relates only to that required under the Town & Country Planning Acts and does not include any consent or approval under any other enactment or under the Building Regulations. Any other consent or approval which is necessary must be obtained from the appropriate authority. 6 )Will a new extension affect your Council Tax Charge? The rate of Council Tax you pay depends on which valuation band your home is placed in. This is determined by the market value of your home as at 1 April 1991. Your property's Council Tax band may change if the property is extended.� The Council Tax band will only change when a relevant transaction takes place. For example, if you sell your property after extending it, the new owner may have to pay a higher band of Council Tax. If however you add an annexe to your property, the Valuation Office Agency may decide that the annexe should be banded separately for Council Tax.� If this happens, you will have to start paying Council Tax for the annexe as soon as it is completed. If the annexe is occupied by a relative of the residents of the main dwelling, it may qualify for a Council Tax discount or exemption.� Contact the Council for advice on 0300 300 8306. The website link is: https://www.centralbedfordshire.gov.uk/council-tax-bandsWill a new extension affect your Council Tax Charge? The rate of Council Tax you pay depends on which valuation band your home is placed in. This is determined by the market value of your home as at 1 April 1991. Your property's Council Tax band may change if the property is extended.� The Council Tax band will only change when a relevant transaction takes place. For example, if you sell your property after extending it, the new owner may have to pay a higher band of Council Tax. If however you add an annexe to your property, the Valuation Office Agency may decide that the annexe should be banded separately for Council Tax.� If this happens, you will have to start paying Council Tax for the annexe as soon as it is completed. If the annexe is occupied by a relative of the residents of the main dwelling, it may qualify for a Council Tax discount or exemption.� Contact the Council for advice on 0300 300 8306. The website link is: https://www.centralbedfordshire.gov.uk/council-tax-bands

Public comments

No public comments yet.

Last counted 11 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Consultation
8 Jul 2026
Comments by
18 Aug 2026
Central Bedfordshire
Planning Authority Score
6.3/10
Average
#88 of 296 councils
Relevant to this application:
Householder decisions

Central Bedfordshire is faster than most councils at deciding householder applications, ranking #62 out of 296. Householder applications are slightly more likely to be approved here (91%) than the national average (90%).

Faster than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Central Bedfordshire decision statistics
Based on MHCLG data, the year to March 2026
84%
Overall approval rate
Below avg (87%) #218 of 296
91%
Householder approved
Above avg (90%) #169 of 296
76%
Decided in 8 weeks
Above avg (63%) #62 of 296
35%
Extended time limit
Below avg (41%) #99 of 296
61%
Minor dwellings approved
153 decided (1-9 homes)
86%
Major dwellings approved
29 decided (10+ homes)
73%
Change of use approved
45 decided
1,444
Total decisions
226 refused in the year to March 2026