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Planning applications in MK3

PlanIndex holds 368 planning applications with MK3 postcodes, the earliest from 2019, the newest from August 2026. 85% of clear-cut decisions were approvals.

368
Applications since 2019
85%
Approved clear-cut outcomes
2
Planning authorities

Applications in MK3

Newest first · page 1 of 8

  • PLN/2026/1706 Awaiting decision

    68 SUTHERLAND GROVE, BLETCHLEY, MILTON KEYNES, MK3 7NX

    Proposed single storey front and rear extensions with garage conversion

    Submitted 12 Aug 2026 Householder
  • PLN/2026/1654 Awaiting decision

    103 NEWTON ROAD, BLETCHLEY, MILTON KEYNES, MK3 5DH

    Subdivision of existing plot and erection of 2-bedroom class C3 dwellinghouse

    Submitted 5 Aug 2026 Full applications
  • PLN/2026/1626 Awaiting decision

    264 WHADDON WAY, BLETCHLEY, MILTON KEYNES, MK3 7JP

    Certificate of lawfulness for the proposed single storey front porch

    Submitted 3 Aug 2026 Lawful development
  • PLN/2026/1560 Awaiting decision

    25 WHITELEY CRESCENT, BLETCHLEY, MILTON KEYNES, MK3 5DQ

    Erection of a two storey side and rear extension, single storey rear extension, and single storey front and side extension

    Submitted 24 Jul 2026 Householder
  • PLN/2026/1533 Awaiting decision

    42 COTTINGHAM GROVE, BLETCHLEY, MILTON KEYNES, MK3 5AX

    Proposed single storey rear extensions with roof light & part garage conversion

    Submitted 20 Jul 2026 Householder
  • PLN/2026/1493 Awaiting decision

    34 WORDSWORTH DRIVE, BLETCHLEY, MILTON KEYNES, MK3 5HR

    Removal of existing rear sun room and erection of a single storey rear/side extension, removal of chimney stack and extension of existing rear dormer, alterations to front and rear windows and doors, and other internal alterations.

    Submitted 14 Jul 2026 Householder
  • PLN/2026/1447 Awaiting decision

    14 GRANGE ROAD, BLETCHLEY, MILTON KEYNES, MK3 5HS

    Prior Approval of single storey rear extension, with eaves of 2.95 metres and maximum height of 3.20 metres, extending 4.00 metres from the existing rear wall and 4.00 metres from the original rear wall

    Submitted 8 Jul 2026 Prior approval
  • PLN/2026/1436 Awaiting decision

    54 CHURCH GREEN ROAD, BLETCHLEY, MILTON KEYNES, MK3 6BL

    Erection of two single storey side extensions, two single storey rear extensions, rear roof canopy, installation of external fire place and chimney and a single storey front and side extension, front canopy and alterations to existing roof height

    Submitted 7 Jul 2026 Householder
  • PLN/2026/1442 Awaiting decision

    101 COTTINGHAM GROVE, BLETCHLEY, MILTON KEYNES, MK3 5AG

    Prior Approval of single storey rear extension, with eaves of 3.0 metres and maximum height of 3.0 metres, extending 4.0 metres from the existing rear wall and 4.0 metres from the original rear wall

    Submitted 7 Jul 2026 Prior approval
  • PLN/2026/1435 Refused

    139 BUCKINGHAM ROAD, BLETCHLEY, MILTON KEYNES, MK3 5JD

    Approval of details required by condition 3 (door details) of permission ref. PLN/2025/2035

    Submitted 7 Jul 2026 Conditions
  • PLN/2026/1354 Granted

    Employment Land 2 & 3, Newton Leys, Milton Keynes , MK3 5SD

    Approval of details required by condition 6 (Surface water drainage) of permission ref. PLN/2024/2749

    Submitted 25 Jun 2026 Conditions
  • PLN/2026/1323 Awaiting decision

    ROYAL OAK CLUB, PORCHESTER CLOSE, BLETCHLEY, MILTON KEYNES, MK3 7DF

    Erection of a conservatory within the rear garden (retrospective)

    Submitted 22 Jun 2026 Full applications
  • PLN/2026/1307 Awaiting decision

    BLETCHLEY PARK, SHERWOOD DRIVE, BLETCHLEY, MILTON KEYNES, MK3 6EB

    Installation of ASHP and associated equipment across two locations (The Mansion/Hut 4 and Block E) and the removal of the existing oil boilers and oil storage tanks

    Submitted 19 Jun 2026 Full applications
  • PLN/2026/1302 Granted

    18 BYRON CLOSE, BLETCHLEY, MILTON KEYNES, MK3 5BD

    Erection of single-storey side and rear extension

    Submitted 19 Jun 2026 Householder
  • PLN/2026/1368 Granted

    BLETCHLEY PARK, SHERWOOD DRIVE, BLETCHLEY, MILTON KEYNES, MK3 6EB

    Listed building consent for installation of ASHP and associated equipment across two locations (The Mansion/Hut 4 and Block E) and the removal of the existing oil boilers and oil storage tanks

    Submitted 19 Jun 2026 Heritage and listed buildings
  • PLN/2026/1309 Granted

    BLETCHLEY PARK, WILTON AVENUE, BLETCHLEY, MILTON KEYNES, MK3 6EB

    The crown lift of secondary branches up to 25mm diameter to 2.5m above ground of Oak Tree (T29) protected by Milton Keynes Council Tree Preservation Order no. PS/540/15/139

    Submitted 19 Jun 2026 Trees
  • PLN/2026/1306 Granted

    THE MANSION, BLETCHLEY PARK, SHERWOOD DRIVE, BLETCHLEY, MILTON KEYNES, MK3 6EB

    The crown lift to 2m above ground over footpath of Cedar (T102) protected by Milton Keynes Council Tree Preservation Order no. PS/540/15/139 and the crown lift to 4m above ground along boundary by parking bays/kerbs and prune back by 2m from street lights of mixed trees in Group E protected by Milton Keynes Council Tree Preservation Order no. PS/540/15/136

    Submitted 18 Jun 2026 Trees
  • PLN/2026/1278 Awaiting decision

    LAND TO REAR OF 131 CHURCH GREEN ROAD, BLETCHLEY, MILTON KEYNES, MK3 6DE

    Proposed erection of a new dwelling with associated access and parking

    Submitted 16 Jun 2026 Full applications
  • PL/26/04747/NMA Awaiting decision

    New Leys Buckingham Road Bletchley Milton Keynes MK3 5LA

    Non-material amendment to planning permission 24/02481/ADP (Submission of reserved matters (access, landscaping, appearance, scale and layout) for Parcel 1B pursuant to Outline Planning Permission 15/00314/AOP comprising the construction of 234 dwellings with associated parking, garaging, open space and balancing ponds for surface water attenuation and infrastructure) to allow for amendment to parking layout to incorporate extra parking spaces for plots 317 and 320; moving tree at front of plot 321 to front of plot 315 with change to plant species; and reduction of height of brick piers and railings beside plot 321

    Submitted 10 Jun 2026 Amendments
  • PLN/2026/1196 Granted

    BLETCHLEY PARK, SHERWOOD DRIVE, BLETCHLEY, MILTON KEYNES, MK3 6EB

    To crown lift lower branches/limbs overhanging road to 3.5m above ground of 1x Copper Beech tree (T83) protected by Milton Keynes Council Tree Preservation Order PS/540/15/139

    Submitted 3 Jun 2026 Trees
  • PLN/2026/1126 Split decision

    BLETCHLEY HOUSE, BEAVERBROOK COURT, BLETCHLEY, MILTON KEYNES, MK3 7JS

    Approval of details required by conditions 4 (external lighting strategy), 6 (surface water drainage scheme), 7 (faunal enhancement plan) and 8 (Bee Orchid translocation strategy) of permission ref. PLN/2024/2175

    Submitted 28 May 2026 Conditions
  • PLN/2026/1191 Granted

    THE MANSION, BLETCHLEY PARK, SHERWOOD DRIVE, BLETCHLEY, MILTON KEYNES, MK3 6EB

    The crown lifting to 2m above ground level of Crab Apple (E) and Cherry trees (B, C & D), the crown reduction by 2m back from building of Willow (A), and the coppicing to ground level of self set trees and regrowth from old stump of Sycamores (G27)

    Submitted 21 May 2026 Trees
  • PLN/2026/1042 Granted

    SITE TO REAR OF 75 FORFAR DRIVE, BLETCHLEY, MILTON KEYNES, MK3 7LX

    Certificate of lawfulness for the confirmation that permission ref. 18/02557/FUL has been commenced by reason of the physical excavation of trenches and the installation of a sub-surface foul water drainage run

    Submitted 19 May 2026 Lawful development
  • PLN/2026/1035 Granted

    102 NEWTON ROAD, BLETCHLEY, MILTON KEYNES, MK3 5BY

    Proposed alterations to external materials

    Submitted 19 May 2026 Householder
  • PLN/2026/1003 Granted

    BUCKINGHAM HOUSE, BUCKINGHAM ROAD, BLETCHLEY, MILTON KEYNES, MK3 5LD

    Approval of details required by condition 27 (Gas assessment) of permission ref. PLN/2025/0702

    Submitted 15 May 2026 Conditions
  • PLN/2026/1005 Granted

    Dagnall House, Buckingham Road, Newton Longville, MK3 5LA

    Construction of access from Buckingham Road to a 34-dwelling housing site approved by Buckinghamshire County Council under ref. 22/03770/AOP (access previously approved by MKCC ref. 22/02682/OUT)

    Submitted 15 May 2026 Full applications
  • PLN/2026/0974 Awaiting decision

    11 HIGHFIELD CLOSE, BLETCHLEY, MILTON KEYNES, MK3 6JH

    Removal of existing conservatory and erection of a single storey rear extension and replacement garage

    Submitted 12 May 2026 Householder
  • PLN/2026/0955 Granted

    14 CRAIGMORE AVENUE, BLETCHLEY, MILTON KEYNES, MK3 6HD

    Certificate of lawfulness for the proposed single storey rear extension with roof lights. New ground floor side elevation window. Front porch extension with new front door. Conversion of the garage into living space with window to replace the shutter

    Submitted 11 May 2026 Lawful development
  • PLN/2026/0948 Refused

    Employment Land 2 & 3, Newton Leys, Milton Keynes , MK3 5SD

    Approval of details required by the Statutory Biodiversity Net Gain Condition relating to permission ref. PLN/2025/1868 (Variation of condition 1 (Approved plans) seeking to amend the levels of affordable housing provision from 31% to 100% (an all affordable home scheme) (relating to permission ref. PLN/2024/2749 for the Erection of 113 Residential Dwellings With Access, Parking, Landscaping and Associated Works and the Construction of a Store Ancillary to Taylor Wimpey Offices)

    Submitted 8 May 2026 Conditions
  • PLN/2026/0947 Refused

    Employment Land 2 & 3, Newton Leys, Milton Keynes , MK3 5SD

    Approval of details required by condition 6 (maintenance of surface water drainage system) of permission ref. PLN/2025/1868

    Submitted 8 May 2026 Conditions
  • PLN/2026/0937 Granted

    264 WHADDON WAY, BLETCHLEY, MILTON KEYNES, MK3 7JP

    Erection of single storey front, side and rear extensions

    Submitted 7 May 2026 Householder
  • PLN/2026/0918 Granted

    61 CHURCH GREEN ROAD, BLETCHLEY, MILTON KEYNES, MK3 6BY

    Erection of timber-framed greenhouse in rear garden

    Submitted 5 May 2026 Householder
  • PLN/2026/0905 Granted

    53 WINDMILL HILL DRIVE, BLETCHLEY, MILTON KEYNES, MK3 7RE

    Proposed construction of single storey front porch, removal of flat roof over garage and provision of new tiled pitched roof

    Submitted 1 May 2026 Householder
  • PLN/2026/0911 Granted

    5 COTTINGHAM GROVE, BLETCHLEY, MILTON KEYNES, MK3 5AA

    Erection of a first floor side extension and garage conversion and single storey rear extension

    Submitted 1 May 2026 Householder
  • PLN/2026/0915 Awaiting decision

    35 SANDOWN COURT, BLETCHLEY, MILTON KEYNES, MK3 5LZ

    Erection of a two storey side and rear extension and single storey rear extension

    Submitted 1 May 2026 Householder
  • PLN/2026/0901 Split decision

    68 WHITELEY CRESCENT, BLETCHLEY, MILTON KEYNES, MK3 5DG

    Approval of details required by conditions 3 (Surface Water) and 4 (Materials) of permission ref. PLN/2024/2728

    Submitted 30 Apr 2026 Conditions
  • PLN/2026/0866 Granted

    42 ARUNDEL GROVE, BLETCHLEY, MILTON KEYNES, MK3 6AX

    Certificate of lawfulness for proposed garage conversion

    Submitted 27 Apr 2026 Lawful development
  • PLN/2026/0834 Granted

    44 WARWICK ROAD, BLETCHLEY, MILTON KEYNES, MK3 6AN

    Erection of a single storey side and rear extension and alterations to front and rear elevation doors and windows

    Submitted 23 Apr 2026 Householder
  • PLN/2026/0833 Granted

    Land North and South of Galapagos Grove, Newton Leys, Bletchley, MK3 5RP

    Non-material amendment seeking changes to Employment Land 2 consisting of Block A 13-18 moved 1m closer toward Sark Drive, several front entrance paths amended to comply with Part M4(2) level access, adoptable road turning head outside of Plot 22/23 is made deeper to comply with Section 38 approval requirements - subsequent parking spaces have been moved backwards slightly to suit new turning head alignment, T8 & T9 proposed retained trees now proposed as trees to be removed due to proximity to Block A 13-18 car park and EMAW32 Plots 7 & 29 handings amended to comply with ramped access requirements for Part M4(3a) requirements along with changes to Employment Land 3 consisting of Public Right of Way to Southwest of Employment Land 3 has been realigned to reduce number of steps onto the adjacent bund on the development (to provide a safer access approach), Plot 110 EMB31 house type has had added proposed gable end windows - to improve the street scene and minimise the blank gable end on the street corner, Several front entrance paths amended to comply with Part M4(2) level access and storm water drainage ditch to the Northwest has been realigned in accordance with the LLFA surface water drainage consent (DISCON approval ref. PLN/2025/2314) (relating to permission ref. PLN/2025/1868 for the Variation of condition 1 (Approved plans) seeking to amend the levels of affordable housing provision from 31% to 100% (an all affordable home scheme) (relating to permission ref. PLN/2024/2749 for the Erection of 113 Residential Dwellings With Access, Parking, Landscaping and Associated Works and the Construction of a Store Ancillary to Taylor Wimpey Offices)

    Submitted 22 Apr 2026 Amendments
  • PLN/2026/0813 Awaiting decision

    1-28 KNARESBOROUGH COURT, BLETCHLEY, MILTON KEYNES, MK3 7DS

    Proposed creation of a bin store space

    Submitted 21 Apr 2026 Full applications
  • PLN/2026/0810 Granted

    97 BUCKINGHAM ROAD, BLETCHLEY, MILTON KEYNES, MK3 5HP

    First floor front extension over existing garage and porch and insertion of window to side elevation

    Submitted 21 Apr 2026 Householder
  • PLN/2026/0774 Granted

    1 MIDDLESEX DRIVE, BLETCHLEY, MILTON KEYNES, MK3 7JB

    Proposed loft conversion

    Submitted 15 Apr 2026 Householder
  • PLN/2026/0733 Granted

    90 WINDMILL HILL DRIVE, BLETCHLEY, MILTON KEYNES, MK3 7RR

    Removal of existing conservatory and erection of a single storey rear extension

    Submitted 9 Apr 2026 Householder
  • PLN/2026/0727 Granted

    4 Home Close, Bletchley, Milton Keynes, MK3 6JE

    The erection of a single storey side extension with roof lights and extension of vehicle hardstanding

    Submitted 2 Apr 2026 Householder
  • PLN/2026/0687 Granted

    BLETCHLEY PARK, SHERWOOD DRIVE, BLETCHLEY, MILTON KEYNES, MK3 6EB

    Crown reduction by 3m of Cherry (T108)

    Submitted 31 Mar 2026 Trees
  • PLN/2026/0610 Refused

    128 BUCKINGHAM ROAD, BLETCHLEY, MILTON KEYNES, MK3 5HX

    Approval of details required by condition 4 (thatched roof) of permission ref. PLN/2025/2373

    Submitted 20 Mar 2026 Conditions
  • PLN/2026/0594 Granted

    54 CHURCH GREEN ROAD, BLETCHLEY, MILTON KEYNES, MK3 6BL

    Certificate of lawfulness for proposed single storey side and rear extensions, alteration to existing windows

    Submitted 19 Mar 2026 Lawful development
  • PLN/2026/0600 Granted

    Dagnall House, Buckingham Road, Newton Longville, Buckinghamshire, MK3 5LA

    Variation of condition(s) 1 (Approved plans) and 4 (Highways) seeking to amend the access design (relating to permission ref. 22/02682/OUT Outline application (matters of access to be considered, with matters of layout, scale, appearance and landscaping reserved) for the erection of up to 34no. dwellings following the demolition of the existing Dagnall House and associated outbuildings (cross-boundary application with matters of access to be determined by Milton Keynes Council and all other matters to be determined by Buckinghamshire Council, Aylesbury Vale area))

    Submitted 19 Mar 2026 Amendments
  • PLN/2026/0550 Granted

    13 HONDURAS GARDENS, NEWTON LEYS, MILTON KEYNES, MK3 5LY

    Proposed garage conversion & double storey extension above garage

    Submitted 16 Mar 2026 Householder
  • PLN/2026/0545 Granted

    The Old Swan, 8 Shenley Road, Bletchley, Milton Keynes, MK3 6EZ

    Advertisement consent for display of 1x pictorial projecting sign, 1x fascia sign, 2 set of sign written text and logo, 3x welcome signs, 1x directional panel to existing post, and 1x car park directional sign

    Submitted 13 Mar 2026 Advertising