New York City property record for 5509 Mill Ln, Brooklyn, NY 11234
| Property Type | Duplex |
|---|---|
| Details | 3,331 sqft · built 1920 |
| Lot Size | 0.13 acres (5,675 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $958,000 (Jan 2018) |
| Tax Bill | $9,607 (2025) |
| Deeds & Mortgages | Jan 2018 Sale & Mortgage |
| APN | 07900-0028 |
| Primary APN | 07900-0028 |
|---|---|
| Alternative APNs |
|
| Units | 2 Units |
|---|---|
| Stories | 2 Stories |
| Building Area | 3,331 sqft Living Area |
| 1st Floor Area | 782 sqft |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Architectural Style | Duplex Single |
| Lot Area | 5,675 sqft (0.13 acres) |
| Lot Dimensions | 139 ft deep x 36.8 ft wide |
| Account Number | 3-07900-0028 |
|---|---|
| Street Address | 5509 MILL LN |
| City | BROOKLYN |
| State | NY |
| Zip | 11234-4032 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R3-2 |
| Legal Block | 7900 |
| Legal Lot Number | 28 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 69000 |
5509 Mill Ln, a duplex, is owned and occupied by two individuals who bought it in January 2018.
Source: New York City records, as of May 4, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 5509 MILL LN, BROOKLYN, NY 11234-4032 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 Sale | Jan 16, 2018 · Amount on File |
| Deed Sale | Jan 16, 2018 · Amount on File |
| Prior Sale | Dec 21, 1999 · Amount on File |
| Deed Document Number | 201816522 |
| Prior Transfer Date | Dec 13, 2001 |
| Prior Transfer Doc | 5482001454 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Recording Date | Jan 16, 2018 |
| Property Address | 5509 MILL LN, BROOKLYN, NY 11234-4032 |
| Document Number | 0000016522 |
| Instrument Date | Dec 11, 2017 |
| Instrument | 16522 |
| Transaction Type | Transfer |
| Record Updated | Jan 23, 2018 |
| Title Company | CITI ABSTRACT INC |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $3,832.00 |
| Amount Accuracy | Confirmed |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 811 BROOKLYN AVE BROOKLYN NY 112032811, BROOKLYN, NY 11203-2811 |
| Document Number | 16523 |
|---|---|
| Date | Jan 16, 2018 |
| Instrument | 16523 |
| Name | FM HM LOANS |
|---|---|
| Address | BROOKLYN, NY 11210 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jan 15, 2048 |
The 2025 property tax bill for 5509 Mill Ln was $9,607.
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 | $105,120 Land $20,220 Building $84,900 | $1,752,000 Land $337,000 Building $1,415,000 | |
| 2025 | $9,607.00 | ||
| 2023 | $9,067.00 | $97,620 Land $20,220 Building $77,400 | $1,627,000 Land $337,000 Building $1,290,000 |
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.
FEMA has no flood map on file for 5509 Mill Ln; there have been 3 flood claims nearby since 1979.
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 | 3 in force |
| Nearby Flood Claims | 3 (1979–1982) |
| Most Recent Claim | Apr 1982 · tidal / storm surge |
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 5509 Mill Ln 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 1,759 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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