509 6th Avenue
Brooklyn, NY 11215 Issued Sep 18, 2026 1-family home
This permit is one piece of a 3-permit project.View the main permit
Declared value
$742K$741,936, whole project
Size
1,932sqftThis permit only
Floors
4
Units
1
Scope of work
Structural alteration for interior renovation scope. Reinforcement of existing joists vertical addition.
Permit timeline
- AppliedDec 30, 2025262 days in review
- IssuedSep 18, 20263w ago
- ExpiresJan 1, 2027in 79 days
Details
- Project type
- 1-family home
- Work class
- Structural work
- Sector
- Residential
- Permit type
- Major alteration
- Council district
- 39
- ZIP code
- 11215
- Status
- Issued
- Permit no.
- B01322734-S1-ST
All permits in this project 3
Remodel
509 6th AvenueConversion of a two-family residence to a single-family residence. A new story is proposed and a new certificate of occupancy will be obtained.
8w ago · 1,932 sqft
MAIN PERMIT
Remodel
509 6th AvenueStructural alteration for interior renovation scope. Reinforcement of existing joists vertical addition.
3w ago · 1,932 sqft
THIS PERMIT
Remodel
509 6th AvenueFoundation work associated with the conversion of a two family to a one family.
2mo ago · 1,932 sqft