Paper-prepared
3917-3923 Neptune Avenue
Brooklyn · Rental
Rental
Type
75
Units
1920
Year built
Brooklyn
Borough
D1 · Elevator Apt; Semi-Fireproof Without Stores
Public records
What we know about 3917-3923 Neptune Avenue
Open violations
20
Violations (5yr)
126
Permits (5yr)
6
Latest Dec 2025
Energy Star
Not available
Last C of O
Not available
Recent closed sales
| Date | Unit | Beds / Baths | SF | Price |
|---|---|---|---|---|
| Mar 2021 | Not available | Not available | Not available | $687,319 |
| Oct 2020 | Not available | Not available | Not available | $682,228 |
| Dec 2015 | Not available | Not available | Not available | $1,000 |
| Jun 2009 | Not available | Not available | Not available | $46,209 |
| May 2009 | Not available | Not available | Not available | $2,479,076 |
Source: NYC ACRIS · public record