Village · Town of Brookhaven

What's being built in Lake Grove

Incorporated village inside the Town of Brookhaven, home to Smith Haven Mall. Here's what has come before the Town of Brookhaven's boards for Lake Grove, straight from public agendas.

Recent activity in Lake Grove

Lake Grove is an incorporated village with its own building department, so its permits don't appear on Town of Brookhaven agendas. What the public record shows so far:

2026-07: 1-unit: 1 bldgs/1 units, value $671186; 2-unit: 0 units; 3-4: 0 units; 5+: 0 units (US Census Building Permits Survey)
2026-08: 1-unit: 1 bldgs/1 units, value $671186; 2-unit: 0 units; 3-4: 0 units; 5+: 0 units (US Census Building Permits Survey)

Who issues permits in Lake Grove

Building permits for Lake Grove are handled by the Incorporated Village of Lake Grove's own building department, not the Town of Brookhaven. Applications, issued permits, and certificates of occupancy (COs) are public records. Many can be looked up on the town's online portals. If a portal is incomplete, records can be requested under New York's Freedom of Information Law (FOIL).

What we cover in Lake Grove

Likely activity to watch: Village-issued residential permits and the Smith Haven commercial area. Village records may need a separate request or FOIL.
Teardowns: demolition permits, usually the first public sign a lot is changing.
New construction: new homes and commercial buildings.
Renovations: additions, decks, pools, solar, ADUs.
Plain-English context: what "application," "issued," and "CO" actually mean for the street.

How you'll get Lake Grove updates

Daily drops on our Long Island Instagram/Facebook account, plus the Monday roundup email. Both are free.

Spotted something going up in Lake Grove? Send a tip to tips@whatsbeingbuiltli.com.

Read the free permit guide. Other towns: Centereach · Selden · Holtsville · Farmingville · Coram · Medford · Port Jefferson Station