New York City property record for 794 Union St, Brooklyn, NY 11215
| Property Type | Commercial Office |
|---|---|
| Details | 15,120 sqft · built 1920 |
| Lot Size | 0.093 acres (4,038 sqft) |
| Owner | Company Name on Record |
| Last Sale | $4,000,000 (Jul 2009) |
| Tax Bill | $157,297 (2025) |
| Deeds & Mortgages | Apr 2018 Mortgage |
| APN | 00957-0027 |
| Primary APN | 00957-0027 |
|---|---|
| Alternative APNs |
|
| Units | 4 Units |
|---|---|
| Stories | 3 Stories |
| Building Area | 15,120 sqft Gross Area |
| 1st Floor Area | 3,825 sqft |
| Office | 10,630 sqft |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 2018 |
| Lot Area | 4,038 sqft (0.093 acres) |
| Lot Dimensions | 95 ft deep x 42.5 ft wide |
| Account Number | 3-00957-0027 |
|---|---|
| Street Address | 794 UNION ST |
| City | BROOKLYN |
| State | NY |
| Zip | 11215-7583 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Local Zoning Code | R6A |
| Legal Block | 957 |
| Legal Lot Number | 27 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 15700 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Park Slope Historic District listed 1980 · 1,802 contributing resources · NRIS 80002636 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: New York City records, as of May 4, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 794 UNION ST, BROOKLYN, NY 11215-7583 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 2, 2009 · Amount on Record |
| Deed Sale | Jul 2, 2009 · Amount on Record |
| Prior Sale | Aug 28, 2002 |
| Deed Document Number | 2009202898 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Property Address | 794 UNION ST, BROOKLYN, NY 11215-7583 |
| Document Number | 0000136051 |
| Instrument Date | Apr 18, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Aug 31, 2018 |
| Title Company | COUNSEL ABSTRACT INC. |
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 230 5TH AVE #1207 NEW YORK NY 100017962, 1207, NEW YORK, NY 10001-7962 |
| Document Number | 0000136051 |
|---|---|
| Date | Apr 24, 2018 |
| Instrument | 136051 |
| Name | FLUSHING BK |
|---|---|
| Type | Federal Savings Bank |
| Address | 220 RXR PLZ, UNIONDALE, NY 11556-3825 |
| Amount | Amount Recorded |
|---|
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 | $2,276,100 (+48.46%) Land $172,800 Building $2,103,300 | $5,058,000 (+48.46%) Land $384,000 Building $4,674,000 | |
| 2025 | $157,297.00 (+12.64%) | ||
| 2023 | $139,645.00 | $1,533,150 Land $172,800 Building $1,360,350 | $3,407,000 Land $384,000 Building $3,023,000 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
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 | 6 units insured incl. 5 condo units |
| Nearby Flood Claims | 1 (1978) |
| Most Recent Claim | Feb 1978 · rainfall accumulation |
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.
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 2,080 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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