New York City property record for 307 E 51st St, Brooklyn, NY 11203
| Property Type | Duplex |
|---|---|
| Details | 1,900 sqft · built 1920 |
| Lot Size | 0.069 acres (3,000 sqft) |
| Owner | Individual Name on File |
| Last Sale | $950,000 (Feb 2026) |
| Tax Bill | $7,187 (2025) |
| Deeds & Mortgages | Feb 2026 Sale & Mortgage May 2024 Mortgage + 2 more |
| APN | 04657-0041 |
| Primary APN | 04657-0041 |
|---|---|
| Alternative APNs |
|
| Units | 2 Units |
|---|---|
| Stories | 2 Stories |
| Building Area | 1,900 sqft Living Area |
| 1st Floor Area | 988 sqft |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Architectural Style | Duplex Single |
| Construction Type | Frame |
| Lot Area | 3,000 sqft (0.069 acres) |
| Lot Dimensions | 100 ft deep x 30 ft wide |
| Account Number | 3-04657-0041 |
|---|---|
| Street Address | 307 E 51ST ST |
| City | BROOKLYN |
| State | NY |
| Zip | 11203-3501 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R6 |
| Legal Block | 4657 |
| Legal Lot Number | 41 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 86800 |
Source: New York City records · APN 04657-0041
Assessment roll updated May 4, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 242 E 54TH ST, BROOKLYN, NY 11203-3608 |
| Owner Type | Individual |
| Vesting | Individual(s) |
| Date | Document |
|---|---|
| Feb 19, 2026 | Deed, Transfer HANOVER COMMUNITY BANK |
| May 13, 2024 | Deed of Trust, Mortgage MORTGAGE ELECTRONIC REGISTRATION SYSTEMS |
| Jun 27, 2023 | Deed of Trust, Mortgage ROCKET MORTGAGE LLC |
| May 01, 2023 | Intrafamily Transfer, Transfer |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Feb 19, 2026 · Amount on Record |
| Deed Sale | Feb 19, 2026 · Amount on Record |
| Prior Transfer Date | Apr 18, 2023 |
| Prior Transfer Doc | 0000106889 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Recording Date | Feb 19, 2026 |
| Property Address | 307 E 51ST ST, BROOKLYN, NY 11203-3501 |
| Document Number | 0000050966 |
| Instrument Date | Feb 11, 2026 |
| Instrument | 2026000050966 |
| Transaction Type | Transfer |
| Record Updated | Mar 03, 2026 |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 5152 BRICKELLIA DR, DALLAS, TX 75209-6245 |
| Name | Verified Name |
|---|---|
| Address | 242 E 54TH ST, BROOKLYN, NY 11203-3608 |
| Document Number | 0000050967 |
|---|---|
| Date | Feb 19, 2026 |
| Instrument | 2026000050967 |
| Name | HANOVER COMMUNITY BANK |
|---|
| Amount | Amount Recorded |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Property Address | 307 E 51ST ST, BROOKLYN, NY 11203-3501 |
| Transaction Type | Mortgage |
| Record Updated | May 21, 2024 |
| Name | Verified Name |
|---|
| Document Number | 0000122478 |
|---|---|
| Date | May 13, 2024 |
| Instrument | 2024000122478 |
| Name | MORTGAGE ELECTRONIC REGISTRATION SYSTEMS |
|---|---|
| Address | 11819 MIAMI ST, OMAHA, NE 68164 |
| Amount | Amount Recorded |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Property Address | 307 E 51ST ST, BROOKLYN, NY 11203-3501 |
| Transaction Type | Mortgage |
| Record Updated | Jan 04, 2024 |
| Name | Verified Name |
|---|
| Document Number | 0000160434 |
|---|---|
| Date | Jun 27, 2023 |
| Instrument | 2023000160434 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | 11819 MIAMI ST, OMAHA, NE 68164 |
| Amount | Amount Recorded |
|---|
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Recording Date | May 01, 2023 |
| Property Address | 307 E 51ST ST, BROOKLYN, NY 11203-3501 |
| Document Number | 0000106889 |
| Instrument Date | Apr 18, 2023 |
| Instrument | 2023000106889 |
| Transaction Type | Transfer |
| Record Updated | May 09, 2023 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 3000 BLACKBURN ST APT 1903, 1903, DALLAS, TX 75204-2211 |
| Name | Verified Name |
|---|---|
| Address | 3000 BLACKBURN ST APT 1903, 1903, DALLAS, TX 75204-2211 |
Source: New York City records · Assessment roll updated May 4, 2026 · Last verified July 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, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $53,580 (+10.52%) Land $20,400 Building $33,180 | $893,000 (+10.52%) Land $340,000 Building $553,000 | |
| 2025 | $7,187.00 (+6%) | $48,480 (-0.25%) Land $20,400 Building $28,080 | $808,000 (-0.25%) Land $340,000 Building $468,000 |
| 2024 | $6,780.00 (+6%) | ||
| 2023 | $6,396.00 | $48,600 Land $20,400 Building $28,200 | $810,000 Land $340,000 Building $470,000 |
Source: FEMA National Flood Hazard Layer · FEMA OpenFEMA NFIP redacted claims and policies, census block group 360470868002, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Claims | 1 (1981) |
| Most Recent Claim | Feb 1981 · rainfall accumulation |
| 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 as of December 31, 2025 · 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 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: Starry.
Based on FCC filings for 1,415 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System, water system NY7003493, as of 2026 Q3 · EPA water system boundaries as of 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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