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

This site has had 8 applications since 2020: 6 approved, 0 refused.

• PLN/2026/1676 Awaiting decision

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

  Listed building consent for extensions, alterations & revised access to Block B

  Submitted 6 Aug 2026 Heritage and listed buildings
• 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

  Decided 17 Aug 2026 Heritage and listed buildings
• 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

  Decided 31 Jul 2026 Trees
• PLN/2026/0687 Granted

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

  Crown reduction by 3m of Cherry (T108)

  Decided 15 May 2026 Trees
• PLN/2026/0471 Granted

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

  The crown reduction by 5m of 2x Blue Atlas Cedar (T74-75), and reduction to previous points (approx 5m) of Lime (T104), protected by Milton Keynes Council Tree Preservation Order no. PS/450/15/139

  Decided 19 May 2026 Trees
• 20/01277/FUL Granted

  Bletchley Park Sherwood Drive Bletchley Milton Keynes MK3 6EB

  Proposed Learning and Collection Centre, staff offices and exhibition spaces in Blocks A and E and Teleprinter Annex. (Previous applications 19/00663/FUL and 19/00664/LBC)

  Decided 4 Aug 2020 Full applications
• 20/01278/LBC Granted

  Bletchley Park Sherwood Drive Bletchley Milton Keynes MK3 6EB

  Listed building consent for a proposed Learning and Collection Centre, staff offices and exhibition spaces in Blocks A and E and Teleprinter Annex. (Previous applications 19/00663/FUL and 19/00664/LBC)

  Decided 4 Aug 2020 Heritage and listed buildings

1. 19 Jun 2026

   Received by Milton Keynes

2. 22 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 27 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 17 August 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Milton Keynes took a median of 57 days over the applications it decided in the last year.

This application is with Milton Keynes for determination, against a statutory target of eight weeks. Over the last year Milton Keynes decided full applications in a median of 96 days. More in our guide to how long planning decisions take.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

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

  PLN/2026/1676 Submitted 6 Aug 2026 50 yards away

  95% historically approved · decision due ~5 Oct

  Listed building consent for extensions, alterations & revised access to Block B

  Awaiting decision Heritage and listed buildings Extension 16 docs

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

  PLN/2026/0471 Submitted 9 Mar 2026 50 yards away

  The crown reduction by 5m of 2x Blue Atlas Cedar (T74-75), and reduction to previous points (approx 5m) of Lime (T104), protected by Milton Keynes Council Tree Preservation Order no. PS/450/15/139

  Granted Trees 6 docs

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

  PLN/2026/1196 Submitted 3 Jun 2026 50 yards away

  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

  Granted Trees 5 docs

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

  PLN/2026/1309 Submitted 19 Jun 2026 50 yards away

  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

  Granted Trees 5 docs

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

  PLN/2026/1368 Submitted 19 Jun 2026 50 yards away

  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

  Granted Heritage and listed buildings 25 docs

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

  PLN/2026/1306 Submitted 18 Jun 2026 50 yards away

  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

  Granted Trees 6 docs

• PLN/2026/0976 Refused

  32 SHUTTLEWORTH GROVE, WAVENDON GATE, MILTON KEYNES, MK7 7RY

  Change of use from dwelling (Class C3) to a five-bedroom House in Multiple Occupation for five residents (Class C4) (Retrospective)

  Received 12 May, published by the council 27 Jul 2026 Full applications
• PLN/2026/1619 Granted

  GREAT LINFORD SPORTS PAVILION, MARSH DRIVE, GREAT LINFORD, MILTON KEYNES, MK14 5HH

  Proposed single storey extension to existing sports pavilion formed by enclosing and roofing over the existing walled storage yard which is enclosed on 3 sides by the existing building

  Received 3 Aug, published by the council 15 Aug 2026 Full applications
• PLN/2026/1671 Granted

  6, High Street, Olney, MK46 4BB

  Proposed replacement of the existing external storage area and container storage unit with a new storage building, new surfacing and erection of brick wall with piers

  Received 7 Aug, published by the council 15 Aug 2026 Full applications
• PLN/2026/1445 Granted

  UNIT 1, XSCAPE BUILDING, 602 MARLBOROUGH GATE, CENTRAL MILTON KEYNES, MILTON KEYNES, MK9 3XA

  The erection of a pergola style covered outdoor seating area

  Received 8 Jul, published by the council 15 Aug 2026 Full applications
• PLN/2026/2038 Awaiting decision

  ROMANS FIELD SCHOOL, 202-208 SHENLEY ROAD, BLETCHLEY, MILTON KEYNES, MK3 7AW

  The construction of a single storey standalone specialist education building, together with associated parking, access and circulation works, hard and soft landscaping, drainage and other ancillary works (Regulation 3 application under the Town and Country Planning General Regulations 1992)

  Received 30 Sep, published by the council 8 Oct 2026 Full applications