23 Cowper Street Olney MK46 4BW

This site has had 2 applications since 2023: 2 approved, 0 refused.

• 23/00932/HOU Granted

  23 Cowper Street Olney MK46 4BW

  The erection of a single storey rear extension, a pitched roof over existing singe storey flat roof extension and a glass canopy

  Decided 19 Jun 2023 Householder

1. 18 Apr 2023

   Received by Milton Keynes

2. 20 Apr 2023

   Validated

   Checked as complete and ready for consideration.

3. 15 Jun 2023

   Decision issued: Approved

4. 1 Sep 2026

   Added to PlanIndex

Milton Keynes granted permission on 15 June 2023, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• 23 Cowper Street Olney MK46 4BW

  23/00932/HOU Submitted 18 Apr 2023 50 yards away

  The erection of a single storey rear extension, a pitched roof over existing singe storey flat roof extension and a glass canopy

  Granted Householder Extension 8 docs
  Small domestic

• REAR OF, 4A COWPER STREET, OLNEY, MK46 4BW

  PLN/2026/2053 Submitted 29 Sep 2026 50 yards away

  70% historically approved · decision due ~24 Nov

  Outline application (matters of access, layout, scale, appearance and landscaping reserved) for erection of one dwelling with garage

  Awaiting decision Outline 7 docs
  Domestic

• 8 Cowper Street Olney MK46 4BW

  20/00078/FUL Submitted 14 Jan 2020 50 yards away

  Single storey rear extension

  Granted Full applications Extension 6 docs
  Small domestic

• 24 Midland Road Olney MK46 4BL

  19/02801/FUL Submitted 24 Oct 2019 100 yards away

  Rear single storey flat roof extension with associated alteration works.

  Granted Full applications Extension 8 docs
  Small domestic

• 43 WELLINGBOROUGH ROAD, OLNEY, MK46 4BJ

  PLN/2025/1820 Submitted 2 Sep 2025 100 yards away

  The erection of a single storey side extension with roof lights and loft conversion including roof lights to front and rear roof slopes

  Granted Householder Extension Loft or dormer 6 docs
  Small domestic

• 47 Midland Road Olney MK46 4BP

  19/03334/NMA Submitted 12 Dec 2019 100 yards away

  Non material amendment to application 19/00857/FUL to amend floor and roof plans

  Granted Amendments 8 docs

• PLN/2026/1500 Granted

  ST GEORGE THE MARTYR, ST GEORGES WAY, WOLVERTON, MILTON KEYNES, MK12 5EX

  Certificate of lawfulness for the proposed widening and repair of the existing paving within the Churchyard

  Received 15 Jul, published by the council 15 Aug 2026 Lawful development
• PLN/2026/2064 Awaiting decision

  1 STANBRIDGE COURT, STONY STRATFORD, MILTON KEYNES, MK11 1NX

  Certificate of lawfulness for the proposed conversion of existing garage into a gym, shower room and utility room

  Received 5 Oct, published by the council 11 Oct 2026 Lawful development
• PLN/2026/1854 Granted

  6 ST CATHERINES AVENUE, BLETCHLEY, MILTON KEYNES, MK3 5EE

  Certificate of lawfulness for the proposed loft conversion including the installation of 2no. rooflights to the front roof slope and 2no. rooflights to the rear roof slope

  Received 3 Sep, published by the council 16 Sep 2026 Lawful development
• PLN/2026/1685 Refused

  53 BREARLEY AVENUE, OLDBROOK, MILTON KEYNES, MK6 2UB

  Certificate of lawfulness for the proposed change of use of dwellinghouse (Use Class C3) to provide residential care accommodation (Use Class C2) for looked after children

  Received 10 Aug, published by the council 22 Aug 2026 Lawful development
• PLN/2026/1665 Granted

  90 WHITE ALDER, STACEY BUSHES, MILTON KEYNES, MK12 6HF

  Certificate of lawfulness for the proposed stationing of a caravan in the rear garden

  Received 7 Aug, published by the council 22 Aug 2026 Lawful development