New York City property record for 331 Jefferson Ave, Brooklyn, NY 11216
| Property Type | Duplex |
|---|---|
| Details | 3,496 sqft · built 1915 |
| Lot Size | 0.044 acres (1,900 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $5,382 (2025) |
| Deeds & Mortgages | Oct 2022 Mortgage |
| APN | 01829-0048 |
| Primary APN | 01829-0048 |
|---|---|
| Alternative APNs |
|
| Units | 2 Units |
|---|---|
| Stories | 3 Stories |
| Building Area | 3,496 sqft Living Area |
| 1st Floor Area | 874 sqft |
| Year Built | Built 1915 |
|---|---|
| Effective Year Built | Effective 1915 |
| Architectural Style | Duplex Single |
| Lot Area | 1,900 sqft (0.044 acres) |
| Lot Dimensions | 100 ft deep x 19 ft wide |
| Account Number | 3-01829-0048 |
|---|---|
| Street Address | 331 JEFFERSON AVE |
| City | BROOKLYN |
| State | NY |
| Zip | 11216-1703 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R6B |
| Legal Block | 1829 |
| Legal Lot Number | 48 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 26700 |
331 Jefferson Ave, a duplex, is owned and occupied by two individuals who acquired it in November 2024.
Source: New York City records, as of May 4, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 331 JEFFERSON AVE, BROOKLYN, NY 11216-1703 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Individual(s) |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Nov 21, 2024 |
| Transfer Doc | 0000339620 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Property Address | 331 JEFFERSON AVE, BROOKLYN, NY 11216-1703 |
| Transaction Type | Mortgage |
| Record Updated | Oct 26, 2022 |
| Name | Verified Name |
|---|
| Document Number | 0000385414 |
|---|---|
| Date | Oct 7, 2022 |
| Instrument | 2022000385414 |
| Name | JPMORGAN CHASE BANK, N.A. |
|---|---|
| Address | 1111 POLARIS PKWY, COLUMBUS, OH 43240 |
| Amount | Amount on Record |
|---|
The 2025 property tax bill for 331 Jefferson Ave was $5,382.
Source: New York City assessment roll, as of May 4, 2026
| Type | Name |
|---|---|
| State | New York |
| County | Kings County |
| Municipality | New York City |
| Unified School District | New York City Department Of Education (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $94,200 Land $15,240 Building $78,960 | $1,570,000 Land $254,000 Building $1,316,000 | |
| 2025 | $5,382.00 | ||
| 2023 | $5,037.00 | $112,560 Land $15,240 Building $97,320 | $1,876,000 Land $254,000 Building $1,622,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA has no flood map on file for 331 Jefferson Ave; 2 flood insurance policies are in force nearby.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 2 in force |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
The area around 331 Jefferson Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | NEW YORK CITY SYSTEM serves 8,271,000 people · EPA ID NY7003493 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2025 |
| Lead | 10 ppb (2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Uncovered finished water reservoir currently in violation since Feb 2017 |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 1,787 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Starry.
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