New York City property record for 577 Union Ave, Brooklyn, NY 11211
| Property Type | Mixed Use Commercial Office / Residential |
|---|---|
| Details | 1,904 sqft · built 1920 |
| Lot Size | 0.039 acres (1,716 sqft) |
| Owner | Company Name on File |
| Tax Bill | $3,435 (2025) |
| Deeds & Mortgages | Oct 2020 Transfer |
| APN | 02300-0018 |
| Primary APN | 02300-0018 |
|---|---|
| Alternative APNs |
|
| Units | 4 Units |
|---|---|
| Stories | 2 Stories |
| Building Area | 1,904 sqft Gross Area |
| 1st Floor Area | 1,145 sqft |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Lot Area | 1,716 sqft (0.039 acres) |
| Lot Dimensions | 54.3 ft deep x 21.1 ft wide |
| Account Number | 3-02300-0018 |
|---|---|
| Street Address | 577 UNION AVE |
| City | BROOKLYN |
| State | NY |
| Zip | 11211-1241 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Mixed Use Commercial Office / Residential |
| Local Zoning Code | M12R6A |
| Legal Block | 2300 |
| Legal Lot Number | 18 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 51900 |
577 Union Ave, a commercial property, is owned by a company that acquired it in October 2020.
Source: New York City records, as of May 4, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 8 CALANDRA LN, MONTICELLO, NY 12701-7501 |
| Owner Type | Company |
| Vesting | Limited Liability Company |
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 | Name on Deed |
|---|---|
| Last Transfer Date | Oct 8, 2020 |
| Transfer Doc | 0000295441 |
| Record Updated | Jun 8, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Recording Date | Oct 23, 2020 |
| Property Address | 577 UNION AVE, BROOKLYN, NY 11211-1241 |
| Document Number | 0000295441 |
| Instrument Date | Oct 8, 2020 |
| Instrument | 295441 |
| Transaction Type | Transfer |
| Record Updated | Nov 4, 2020 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 125 ANAWANA LAKE RD MONTICELLO NY 127013254, MONTICELLO, NY 12701-3254 |
The 2025 property tax bill for 577 Union Ave was $3,435.
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 | $93,480 Land $6,480 Building $87,000 | $1,558,000 Land $108,000 Building $1,450,000 | |
| 2025 | $3,435.00 | ||
| 2023 | $3,216.00 | $49,620 Land $6,480 Building $43,140 | $827,000 Land $108,000 Building $719,000 |
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 577 Union Ave; there have been 36 flood claims nearby since 2011.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Flood Insurance Cost | Premium on File median of 37 individual policies |
| Nearby Flood Policies | 251 units insured incl. 214 condo units |
| Nearby Flood Claims | 36 (2011–2025) |
| Claims Outside the SFHA | 4 of 36 |
| Most Recent Claim | Oct 2025 · rainfall accumulation |
| Claims by Event |
|
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 577 Union 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 882 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Optimum, Starry.
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