New York City property record for 18 Agate Ct, Brooklyn, NY 11213
| Property Type | Duplex |
|---|---|
| Details | 2,169 sqft · built 1899 |
| Lot Size | 0.032 acres (1,401 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $4,115 (2025) |
| Deeds & Mortgages | Mar 2024 Mortgage Feb 2024 Sale |
| APN | 01871-0072 |
| Primary APN | 01871-0072 |
|---|---|
| Alternative APNs |
|
| Units | 2 Units |
|---|---|
| Stories | 2 Stories |
| Building Area | 2,169 sqft Living Area |
| 1st Floor Area | 723 sqft |
| Year Built | Built 1899 |
|---|---|
| Effective Year Built | Effective 1899 |
| Architectural Style | Duplex Single |
| Construction Type | Brick |
| Lot Area | 1,401 sqft (0.032 acres) |
| Lot Dimensions | 77.5 ft deep x 18.1 ft wide |
| Account Number | 3-01871-0072 |
|---|---|
| Street Address | 18 AGATE CT |
| City | BROOKLYN |
| State | NY |
| Zip | 11213-1001 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R6B |
| Legal Block | 1871 |
| Legal Lot Number | 72 |
| Jurisdiction | KINGS (BROOKLYN) NY |
| Township / Civil Division | BROOKLYN |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 27100 |
Source: New York City records, as of October 19, 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 | 244 5TH AVE, 2304, NEW YORK, NY 10001-7604 |
| Owner Type | Company |
| Vesting | Limited Liability Company |
| Date | Document |
|---|---|
| Mar 13, 2024 | Deed, Transfer RBI MORTGAGES, LLC |
| Feb 27, 2024 | Deed, Transfer |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 13, 2024 |
| Deed Sale | Mar 13, 2024 |
| Prior Sale | Feb 27, 2024 · Amount on Record |
| Deed Document Number | 202463577 |
| Prior Transfer Date | Dec 21, 2007 |
| Prior Transfer Doc | 0000016392 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Recording Date | Mar 13, 2024 |
| Property Address | 18 AGATE CT, BROOKLYN, NY 11213-1001 |
| Document Number | 0000063577 |
| Instrument Date | Feb 12, 2024 |
| Instrument | 2024000063577 |
| Transaction Type | Transfer |
| Record Updated | Mar 19, 2024 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 19 SPENCER PL, BROOKLYN, NY 11216-1806 |
| Name | Verified Name |
|---|---|
| Address | 244 5TH AVE # 2304, 2304, NEW YORK, NY 10001-7604 |
| Document Number | 0000063578 |
|---|---|
| Date | Mar 13, 2024 |
| Instrument | 2024000063578 |
| Name | RBI MORTGAGES, LLC |
|---|
| Amount | Amount Recorded |
|---|
| Document Number | 0000063579 |
|---|---|
| Date | Mar 13, 2024 |
| Instrument | 2024000063579 |
| Name | RBI MORTGAGES, LLC |
|---|---|
| Address | 19495 BISCAYNE BLVD STE 801, AVENTURA, FL 33180 |
| Amount | Amount Recorded |
|---|
| Document Type | Deed |
|---|---|
| Jurisdiction | KINGS (BROOKLYN) NY |
| Recording Date | Feb 27, 2024 |
| Property Address | 18 AGATE CT, BROOKLYN, NY 11213-1001 |
| Document Number | 0000049415 |
| Instrument Date | Jan 3, 2024 |
| Instrument | 2024000049415 |
| Transaction Type | Transfer |
| Record Updated | Mar 5, 2024 |
| Amount | Amount Recorded |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 16 COURT ST FL 28, 28, BROOKLYN, NY 11241-1028 |
| Name | Verified Name |
|---|---|
| Address | 19 SPENCER PL, BROOKLYN, NY 11216-1806 |
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 | $90,600 (+0.4%) Land $17,160 Building $73,440 | $1,510,000 (+0.4%) Land $286,000 Building $1,224,000 | |
| 2025 | $4,115.00 (+5.89%) | $90,240 (+13.34%) Land $17,160 Building $73,080 | $1,504,000 (+13.34%) Land $286,000 Building $1,218,000 |
| 2024 | $3,886.00 | ||
| 2023 | $3,886.00 | $79,620 Land $17,160 Building $62,460 | $1,327,000 Land $286,000 Building $1,041,000 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 | 2 in force |
| Nearby Flood Claims | 1 (2018) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Mar 2018 · 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 1,646 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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