New York City property record for 503 Emerald St, Brooklyn, NY 11208
| Property Type | Duplex |
|---|---|
| Details | 1,440 sqft · built 1901 |
| Lot Size | 0.092 acres (4,000 sqft) |
| Owner | Company Name on File |
| Tax Bill | $4,231 (2025) |
| APN | 04473-0041 |
| Primary APN | 04473-0041 |
|---|---|
| Alternative APNs |
|
| Units | 2 Units |
|---|---|
| Stories | 2 Stories |
| Building Area | 1,440 sqft Living Area |
| 1st Floor Area | 540 sqft |
| Year Built | Built 1901 |
|---|---|
| Effective Year Built | Effective 1901 |
| Architectural Style | Duplex Single |
| Lot Area | 4,000 sqft (0.092 acres) |
| Lot Dimensions | 100 ft deep x 40 ft wide |
| Account Number | 3-04473-0041 |
|---|---|
| Street Address | 503 EMERALD ST |
| City | BROOKLYN |
| State | NY |
| Zip | 11208-4709 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R4 |
| Legal Block | 4473 |
| Legal Lot Number | 41 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 120803 |
Source: New York City records · APN 04473-0041
Assessment roll updated May 4, 2026 · Last verified May 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 File |
|---|---|
| Mailing Address | 503 EMERALD ST, BROOKLYN, NY 11208-4709 |
| Owner Type | Company |
| Vesting | Corporation |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Aug 29, 2011 |
| Deed Sale | Aug 29, 2011 |
| Prior Sale | Jan 22, 2010 |
| Deed Document Number | 2011305264 |
| Last Transfer Date | Oct 31, 2024 |
| Transfer Doc | 0000298624 |
| Record Updated | Jun 08, 2026 |
Source: New York City records · Assessment roll updated May 4, 2026 · Last verified May 2026
| Type | Name |
|---|---|
| State | New York |
| County | Kings County |
| Municipality | New York City |
| Unified School District | New York City Department Of Education (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $40,440 (-19.28%) Land $12,120 Building $28,320 | $674,000 (-19.28%) Land $202,000 Building $472,000 | |
| 2025 | $4,231.00 (+8.15%) | ||
| 2023 | $3,912.00 | $50,100 Land $12,120 Building $37,980 | $835,000 Land $202,000 Building $633,000 |
Source: FEMA National Flood Hazard Layer · FEMA OpenFEMA NFIP redacted claims and policies, census block group 360471208031, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 1 (2014) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Apr 2014 · other causes |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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: FCC Broadband Data Collection, availability as of December 31, 2025 · sampled at 889 locations within half a mile · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Communications Fiber · Cable | 8,000 / 8,000 |
| Verizon Fiber · Fixed Wireless in parts of the area | 2,300 / 2,300 |
May also be available: Spectrum, T-Mobile USA.
Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, March 2026 · Last verified October 2026
| Water System | NEW YORK CITY SYSTEM serves 8,271,000 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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