1657 EAST 21 STREET
1657 EAST 21 STREET is a Class B3 (two-family converted) building in Brooklyn (BBL 3067680078) built in 1920, with 2 residential units across 3 floors.
The building is in NYC community district 314, council district 48, zoning district R4-1, on a 4,000-square-foot lot with a building footprint of 2,368 square feet.
The current registered owner of record per NYC PLUTO is KIM, BU-KYUN.
The most recent ACRIS deed transfer for this BBL was recorded on November 26, 2025 when Kim, Min Shick; Kim, Bu-kyun conveyed the property to Bu-kyun And Min Shick Kim Revocable Living Trust; Min Shick Kim, Trustee; Bu-kyun Kim, Trustee for a non-disclosed consideration. The transaction was recorded as cash (no paired mortgage instrument).
Data sourced daily from NYC PLUTO (Department of City Planning), NYC ACRIS (Department of Finance), and NYC HPD housing-maintenance code violations.
Owner of record
Most recent deed
Activity timeline
Recent ACRIS documents (last 1)
Building stats
- Zoning:
- R4-1
- Lot size:
- 4,000 sqft
- Building area:
- 2,368 sqft
- Floors:
- 2.75
- Assessed value:
- $77K
- Community district:
- 314
- Council district:
- 48
HPD violations
Recent HPD violation details
Recent ACRIS activity
Frequently asked questions about 1657 EAST 21 STREET
Who owns 1657 EAST 21 STREET?
The current registered owner of record for 1657 EAST 21 STREET per NYC PLUTO is KIM, BU-KYUN. The most recent ACRIS deed transfer for this BBL was recorded on November 26, 2025 when the property was conveyed to Bu-kyun And Min Shick Kim Revocable Living Trust; Min Shick Kim, Trustee; Bu-kyun Kim, Trustee. PLUTO ownership is refreshed monthly by NYC Department of Finance; the registered owner may not reflect transactions recorded within the last 30 days.
When was 1657 EAST 21 STREET last sold?
The most recent ACRIS deed transfer for 1657 EAST 21 STREET was recorded on November 26, 2025, when Kim, Min Shick; Kim, Bu-kyun conveyed the property to Bu-kyun And Min Shick Kim Revocable Living Trust; Min Shick Kim, Trustee; Bu-kyun Kim, Trustee for a non-disclosed consideration. The transaction was recorded as cash (no paired mortgage instrument).
How many HPD violations does 1657 EAST 21 STREET have?
No open HPD housing-maintenance code violations are on record for 1657 EAST 21 STREET. The building is not registered with NYC HPD's landlord-registration system, which is typical for owner-occupied 1-2 family dwellings. HPD violation data is pulled daily from the NYC Open Data violations feed.
What is the assessed value of 1657 EAST 21 STREET?
NYC Department of Finance assesses 1657 EAST 21 STREET at $77K for the current tax year. NYC assesses property at a fraction of estimated market value (the assessment ratio varies by tax class — 6% for tax class 1 one-to-three-family dwellings, approximately 45% for tax class 2 rental apartment buildings), so the market value implied by this assessment is meaningfully higher. Assessment data is published by NYC Department of Finance.
What building class is 1657 EAST 21 STREET and what does that mean?
1657 EAST 21 STREET is NYC building class B3 — Two-family converted. A two-family dwelling that was converted from a one-family. Building class is assigned by NYC Department of Finance and recorded in PLUTO; it determines the property's tax class and the regulatory regime that applies.