21 Madison Street, Brooklyn

    A late-Victorian two-family townhouse held by the same family since 1996.

    Built in 1899, this two-unit townhouse has bypassed the operational paperwork of large rental buildings. The building itself stays out of municipal filings, but the surrounding blocks bring real street-level friction. Three things to know:

    Owned by the same family for three decades. Deeds show the home transferred to private owners in March 1996, and it has remained with the family since. This long-term stewardship avoids the rapid landlord turnover and cosmetic flipping common on this stretch of Madison Street.

    Parking and traffic complaints dominate the immediate blocks. There were 100 illegal-parking complaints within three blocks over the last year, with blocked crosswalks and sidewalks making up the bulk of those calls. It’s a pattern of quick-stop double parking, not long-term car storage.

    Late-night music and parties flare up nearby. Residents logged 96 residential-noise complaints within three blocks of the address last year, heavily dominated by party noise. The most recent of these was logged on August 2, 2026.

    Quieter signals on this building and the blocks around it:

    21 Madison Street is a two-family home in Brooklyn, New York City (BBL 3019870073). This building is associated with Antonia Hill. Brix does not yet have a current violation read for this property (not enough recent data), along with inspection history, DOB filings, tenant complaints, and rent stabilization status.

    Built in 1899, this two-family home sits in Brooklyn and is tracked by Brix using public NYC records from HPD, DOB, ACRIS, and 311.

    The building last changed hands on May 14, 2004 for $210,000, according to recorded deeds.

    Brix score: 100/100. View the Building Report on Brix.

    See every NYC building owned by Antonia Hill on the landlord portfolio page.

    Part of Crown Heights — see violations, complaints, and landlord activity across the whole neighborhood.

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