17 Lyonsdown Avenue, New Barnet, EN5 1DU
Work to an existing home, single-storey
Barnet · Reference 26/2929/HSE
What is being proposed
Single storey front/side extension following demolition of the existing garage and the insertion of 1no. front window (AMENDED DESCRIPTION)
Description as published by Barnet.
What this could mean for you
These are the effects a proposal like this most often raises. Each one is a material planning consideration, so each can form the basis of a comment.
- Daylight and overshadowing
- Overlooking and loss of privacy
Derived automatically from the proposal wording. Read the full application before relying on it.
Timeline
Received
10 Aug 2026 · Submitted to the council
Validated
10 Aug 2026 · Checked and published
Comments close
Not yet · Last day to have your say
Decision due
5 Oct 2026 · Target date, often slips
Decided
Not yet · Outcome published
Key facts
- Reference
- 26/2929/HSE
- Authority
- Barnet
- Address
- 17 Lyonsdown Avenue, New Barnet, EN5 1DU
- Postcode
- EN5 1DU
- Type
- Extension or home alteration
- Scale
- Minor
- Storeys
- 1
- Applicant
- Not published
- Agent
- Not published
- Received
- 10 Aug 2026
- Decision due
- 5 Oct 2026
Also happening nearby
59 Lyonsdown Avenue, New Barnet, EN5 1DX
Work to an existing home, single-storey
Single storey side extension to provide bike store. Addition of a canopy above side door. New timber gates to side. Roof extension involving 1no. new dormer window to rear elevation. Insertion of 2no. circular windows to rear elevation. Alterations to front garden including changes to existing driveway and widening of vehicular access, and new steps. New raised patio to rear with associated steps to garden. New brick garden wall to rear. Replacement of existing windows with triple glazed timber windows
Comment period closed