21 Ave, Brooklyn, NY – property records

Last updated: October 31, 2026 · ZIP 11204, 11214

Summary

21 Ave in Brooklyn has 266 tax lots with 1,432 residential units in total (PLUTO). As of October 31, 2026, 136 lots on this street have at least one open DOB job, active DOB/ECB violation, open HPD violation or unpaid OATH ticket in NYC Open Data. (Source: NYC Open Data, compiled by NYC Property Facts.)

Open items on 21 Ave

Open item type (as of 2026-10-31)	Properties	Items
Open DOB jobs (permit issued, not signed off)	53	106
Active DOB violations	51	207
Active ECB violations	40	134
Open HPD violations	86	1,170
OATH tickets with unpaid balance	44	162

All 266 properties on 21 Ave

Address	Building class	Units	Built	Open items
5300 21st Avenue	W2 Educational building	0	1931	2
5312 21st Avenue	V0 Vacant land zoned residential	0	—	2
5611 21st Avenue	M9 Religious building	0	2012	5
5612 21st Avenue	B1 Two-family home, brick	2	1965	0
5614 21st Avenue	B1 Two-family home, brick	2	1965	0
5616 21st Avenue	B1 Two-family home, brick	2	1965	0
5618 21st Avenue	B1 Two-family home, brick	2	1965	0
5620 21st Avenue	B1 Two-family home, brick	2	1965	0
5622 21st Avenue	A5 One-family home, attached or semi-detached	1	1965	0
5701 21st Avenue	A9 One-family home, miscellaneous	1	1925	0
5702 21st Avenue	A1 One-family home, two stories, detached	1	1925	0
5703 21st Avenue	A9 One-family home, miscellaneous	1	1925	1
5705 21st Avenue	A1 One-family home, two stories, detached	1	1925	0
5706 21st Avenue	B2 Two-family home, frame	2	1925	12
5707 21st Avenue	B2 Two-family home, frame	2	1920	3
5710 21st Avenue	A1 One-family home, two stories, detached	1	1925	0
5715 21st Avenue	A2 One-family home, one story	1	1925	11
5721 21st Avenue	B2 Two-family home, frame	2	1920	0
5723 21st Avenue	B1 Two-family home, brick	2	1960	6
5806 21st Avenue	C3 Walk-up apartments, four families	4	1931	17
5808 21st Avenue	C0 Three-family walk-up	3	1931	1
5810 21st Avenue	A4 One-family city residence	1	1931	8
5811 21st Avenue	B2 Two-family home, frame	2	1925	0
5812 21st Avenue	C3 Walk-up apartments, four families	4	1931	5
5813 21st Avenue	B2 Two-family home, frame	2	1925	0
5815 21st Avenue	B2 Two-family home, frame	2	1925	0
5816 21st Avenue	C3 Walk-up apartments, four families	4	1931	0
5817 21st Avenue	B2 Two-family home, frame	2	1925	12
5819 21st Avenue	B2 Two-family home, frame	2	1925	0
5820 21st Avenue	S1 Mixed-use: one-family home with one store or office	1	1931	4
5821 21st Avenue	B2 Two-family home, frame	2	1925	7
5824 21st Avenue	C3 Walk-up apartments, four families	4	1931	11
5901 21st Avenue	C0 Three-family walk-up	3	1935	4
5902 21st Avenue	B2 Two-family home, frame	2	1920	0
5903 21st Avenue	A5 One-family home, attached or semi-detached	1	1935	0
5905 21st Avenue	B3 Two-family home converted from one-family	2	1935	0
5907 21st Avenue	A5 One-family home, attached or semi-detached	1	1935	0
5908 21st Avenue	A3 One-family home	1	1920	4
5909 21st Avenue	B3 Two-family home converted from one-family	2	1935	0
5911 21st Avenue	B3 Two-family home converted from one-family	2	1935	0
5912 21st Avenue	B1 Two-family home, brick	2	2005	4
5913 21st Avenue	C0 Three-family walk-up	3	1940	0
5915 21st Avenue	C0 Three-family walk-up	3	1940	6
5917 21st Avenue	C0 Three-family walk-up	3	1940	0
5921 21st Avenue	C0 Three-family walk-up	3	1940	14
5923 21st Avenue	A5 One-family home, attached or semi-detached	1	1940	14
6001 21st Avenue	B1 Two-family home, brick	2	1930	2
6003 21st Avenue	B1 Two-family home, brick	2	1930	0
6007 21st Avenue	B1 Two-family home, brick	2	1930	2
6009 21st Avenue	B1 Two-family home, brick	2	1930	0
6011 21st Avenue	B1 Two-family home, brick	2	1930	6
6015 21st Avenue	B1 Two-family home, brick	2	1930	5
6017 21st Avenue	B1 Two-family home, brick	2	1930	0
6019 21st Avenue	B1 Two-family home, brick	2	1930	2
6023 21st Avenue	B1 Two-family home, brick	2	1930	7
6302 21st Avenue	B3 Two-family home converted from one-family	2	1915	0
6304 21st Avenue	B3 Two-family home converted from one-family	2	1915	0
6308 21st Avenue	B3 Two-family home converted from one-family	2	1915	0
6310 21st Avenue	A5 One-family home, attached or semi-detached	1	1915	0
6314 21st Avenue	B3 Two-family home converted from one-family	2	1915	0
6316 21st Avenue	B3 Two-family home converted from one-family	2	1915	0
6320 21st Avenue	B3 Two-family home converted from one-family	2	1915	1
6322 21st Avenue	B3 Two-family home converted from one-family	2	1915	0
6411 21st Avenue	B3 Two-family home converted from one-family	2	1920	32
6702 21st Avenue	C3 Walk-up apartments, four families	4	1931	14
6704 21st Avenue	C3 Walk-up apartments, four families	4	1931	25
6708 21st Avenue	C3 Walk-up apartments, four families	4	1931	0
6712 21st Avenue	C3 Walk-up apartments, four families	4	1931	0
6714 21st Avenue	C3 Walk-up apartments, four families	4	1931	1
6717 21st Avenue	R3 Condominium	6	2000	3
6718 21st Avenue	C3 Walk-up apartments, four families	4	1931	0
6720 21st Avenue	C3 Walk-up apartments, four families	4	1931	17
6724 21st Avenue	C3 Walk-up apartments, four families	4	1931	7
6801 21st Avenue	D1 Elevator apartments, semi-fireproof, no stores	48	1931	84
6802 21st Avenue	C3 Walk-up apartments, four families	4	1931	1
6804 21st Avenue	C3 Walk-up apartments, four families	4	1931	0
6808 21st Avenue	C3 Walk-up apartments, four families	4	1931	0
6810 21st Avenue	C3 Walk-up apartments, four families	4	1931	18
6813 21st Avenue	C1 Walk-up apartments, more than six families, no stores	42	1926	64
6814 21st Avenue	C3 Walk-up apartments, four families	4	1931	0
6816 21st Avenue	C3 Walk-up apartments, four families	4	1931	10
6820 21st Avenue	C3 Walk-up apartments, four families	4	1931	0
6824 21st Avenue	C0 Three-family walk-up	3	1945	9
6901 21st Avenue	C1 Walk-up apartments, more than six families, no stores	38	1927	35
6902 21st Avenue	C3 Walk-up apartments, four families	4	1930	14
6904 21st Avenue	C3 Walk-up apartments, four families	4	1925	0
6908 21st Avenue	C3 Walk-up apartments, four families	4	1925	0
6912 21st Avenue	C3 Walk-up apartments, four families	4	1925	9
6914 21st Avenue	C3 Walk-up apartments, four families	4	1925	1
6918 21st Avenue	C3 Walk-up apartments, four families	4	1925	0
6922 21st Avenue	C3 Walk-up apartments, four families	4	1925	0
6924 21st Avenue	C3 Walk-up apartments, four families	4	1925	1
7000 21st Avenue	W1 Educational building	0	1936	3
7101 21st Avenue	B2 Two-family home, frame	2	1930	0
7102 21st Avenue	D1 Elevator apartments, semi-fireproof, no stores	41	1937	8
7103 21st Avenue	B2 Two-family home, frame	2	1930	0
7105 21st Avenue	A5 One-family home, attached or semi-detached	1	1930	0
7109 21st Avenue	A5 One-family home, attached or semi-detached	1	1930	0
7111 21st Avenue	B2 Two-family home, frame	2	1930	0
7113 21st Avenue	B2 Two-family home, frame	2	1930	0
7114 21st Avenue	C2 Walk-up apartments, five or six families	6	1925	2
7115 21st Avenue	B2 Two-family home, frame	2	1930	0
7117 21st Avenue	A5 One-family home, attached or semi-detached	1	1930	0
7118 21st Avenue	C2 Walk-up apartments, five or six families	6	1925	9
7120 21st Avenue	C2 Walk-up apartments, five or six families	6	1925	2
7121 21st Avenue	A5 One-family home, attached or semi-detached	1	1930	0
7123 21st Avenue	B1 Two-family home, brick	2	1930	0
7124 21st Avenue	C2 Walk-up apartments, five or six families	6	1925	0
7202 21st Avenue	C0 Three-family walk-up	3	1930	0
7204 21st Avenue	C0 Three-family walk-up	3	1930	2
7208 21st Avenue	C0 Three-family walk-up	3	1930	0
7212 21st Avenue	C0 Three-family walk-up	3	1930	21
7214 21st Avenue	C0 Three-family walk-up	3	1930	3
7218 21st Avenue	C0 Three-family walk-up	3	1910	4
7222 21st Avenue	C0 Three-family walk-up	3	1930	0
7224 21st Avenue	C0 Three-family walk-up	3	1930	7
7302 21st Avenue	B2 Two-family home, frame	2	1930	0
7304 21st Avenue	B2 Two-family home, frame	2	1930	1
7308 21st Avenue	B2 Two-family home, frame	2	1930	1
7312 21st Avenue	C0 Three-family walk-up	3	1930	0
7314 21st Avenue	D1 Elevator apartments, semi-fireproof, no stores	42	1936	30
7402 21st Avenue	C1 Walk-up apartments, more than six families, no stores	40	1929	19
7424 21st Avenue	C2 Walk-up apartments, five or six families	6	1927	91
7601 21st Avenue	C1 Walk-up apartments, more than six families, no stores	9	1927	1
7602 21st Avenue	D1 Elevator apartments, semi-fireproof, no stores	84	1930	13
7605 21st Avenue	C2 Walk-up apartments, five or six families	6	1927	2
7609 21st Avenue	C2 Walk-up apartments, five or six families	6	1927	5
7611 21st Avenue	C2 Walk-up apartments, five or six families	6	1927	0
7615 21st Avenue	C2 Walk-up apartments, five or six families	6	1927	0
7619 21st Avenue	C2 Walk-up apartments, five or six families	6	1927	6
7623 21st Avenue	C1 Walk-up apartments, more than six families, no stores	9	1927	4
7712 21st Avenue	A5 One-family home, attached or semi-detached	1	1910	0
7714 21st Avenue	A5 One-family home, attached or semi-detached	1	1910	0
7716 21st Avenue	B3 Two-family home converted from one-family	2	1910	0
7802 21st Avenue	C1 Walk-up apartments, more than six families, no stores	35	1922	4
7803 21st Avenue	C3 Walk-up apartments, four families	4	1931	1
7805 21st Avenue	C3 Walk-up apartments, four families	4	1931	0
7807 21st Avenue	C3 Walk-up apartments, four families	4	1931	6
7809 21st Avenue	C3 Walk-up apartments, four families	4	1931	5
7902 21st Avenue	B2 Two-family home, frame	2	1930	0
7908 21st Avenue	B2 Two-family home, frame	2	1930	0
7914 21st Avenue	B1 Two-family home, brick	2	1930	0
7918 21st Avenue	C0 Three-family walk-up	3	1930	7
7922 21st Avenue	B9 Two-family home, miscellaneous	2	1930	0
8002 21st Avenue	D1 Elevator apartments, semi-fireproof, no stores	59	1927	40
8005 21st Avenue	A1 One-family home, two stories, detached	1	1920	3
8014 21st Avenue	B3 Two-family home converted from one-family	2	1925	0
8015 21st Avenue	B3 Two-family home converted from one-family	2	1910	2
8018 21st Avenue	B2 Two-family home, frame	2	1925	0
8021 21st Avenue	B3 Two-family home converted from one-family	2	1910	0
8022 21st Avenue	B2 Two-family home, frame	2	1925	2
8102 21st Avenue	A1 One-family home, two stories, detached	1	1920	0
8108 21st Avenue	A1 One-family home, two stories, detached	1	1920	0
8112 21st Avenue	B3 Two-family home converted from one-family	2	1920	0
8118 21st Avenue	S2 Mixed-use: two-family home with one store or office	2	1920	0
8121 21st Avenue	O5 Office building	0	2022	81
8200 21st Avenue	A1 One-family home, two stories, detached	1	1920	0
8204 21st Avenue	B1 Two-family home, brick	2	1920	13
8206 21st Avenue	B1 Two-family home, brick	2	1920	1
8210 21st Avenue	B1 Two-family home, brick	2	1920	0
8214 21st Avenue	M3 Religious building	0	1932	1
8220 21st Avenue	C3 Walk-up apartments, four families	4	1923	4
8301 21st Avenue	C2 Walk-up apartments, five or six families	6	1922	5
8305 21st Avenue	C2 Walk-up apartments, five or six families	6	1922	31
8307 21st Avenue	C2 Walk-up apartments, five or six families	6	1922	1
8311 21st Avenue	C2 Walk-up apartments, five or six families	6	1922	0
8313 21st Avenue	C2 Walk-up apartments, five or six families	6	1922	9
8317 21st Avenue	C2 Walk-up apartments, five or six families	6	1922	3
8321 21st Avenue	C2 Walk-up apartments, five or six families	6	1922	7
8410 21st Avenue	C1 Walk-up apartments, more than six families, no stores	16	1915	7
8411 21st Avenue	C1 Walk-up apartments, more than six families, no stores	34	1924	22
8416 21st Avenue	C1 Walk-up apartments, more than six families, no stores	16	1915	2
8501 21st Avenue	S5 Mixed-use: five- or six-family home with one store or office	5	1929	7
8502 21st Avenue	S4 Mixed-use: four-family home with one store or office	4	1928	30
8504 21st Avenue	S2 Mixed-use: two-family home with one store or office	2	1928	22
8505 21st Avenue	S2 Mixed-use: two-family home with one store or office	2	1930	2
8506 21st Avenue	S2 Mixed-use: two-family home with one store or office	2	1931	39
8507 21st Avenue	S2 Mixed-use: two-family home with one store or office	2	1930	11
8508 21st Avenue	S2 Mixed-use: two-family home with one store or office	2	1930	20
8509 21st Avenue	S2 Mixed-use: two-family home with one store or office	2	1930	6
8510 21st Avenue	S2 Mixed-use: two-family home with one store or office	2	1931	7
8511 21st Avenue	S2 Mixed-use: two-family home with one store or office	2	1930	1
8601 21st Avenue	K2 Store building	0	1928	3
8607 21st Avenue	S1 Mixed-use: one-family home with one store or office	1	1899	15
8615 21st Avenue	C0 Three-family walk-up	3	1960	0
8616 21st Avenue	RM Condominium	45	2015	10
8617 21st Avenue	C0 Three-family walk-up	3	1960	0
8620 21st Avenue	B3 Two-family home converted from one-family	2	1899	0
8635 21st Avenue	D7 Elevator apartments, semi-fireproof, with stores	120	1962	42
8636 21st Avenue	A1 One-family home, two stories, detached	1	1899	4
8638 21st Avenue	B1 Two-family home, brick	2	1960	3
8640 21st Avenue	B1 Two-family home, brick	2	1960	0
8642 21st Avenue	B1 Two-family home, brick	2	1960	0
8646 21st Avenue	B1 Two-family home, brick	2	1960	0
8648 21st Avenue	B1 Two-family home, brick	2	1960	0
8650 21st Avenue	B3 Two-family home converted from one-family	2	1899	0
8656 21st Avenue	C0 Three-family walk-up	3	1992	18
8660 21st Avenue	C0 Three-family walk-up	3	1992	5
8662 21st Avenue	C3 Walk-up apartments, four families	4	1926	49
8663 21st Avenue	C0 Three-family walk-up	3	1960	19
8665 21st Avenue	C0 Three-family walk-up	3	1968	0
8666 21st Avenue	C3 Walk-up apartments, four families	4	1937	4
8667 21st Avenue	B9 Two-family home, miscellaneous	2	1960	0
8669 21st Avenue	B9 Two-family home, miscellaneous	2	1960	0
8671 21st Avenue	B9 Two-family home, miscellaneous	2	1960	0
8672 21st Avenue	C3 Walk-up apartments, four families	4	1926	0
8674 21st Avenue	C0 Three-family walk-up	3	1901	21
8686 21st Avenue	C0 Three-family walk-up	3	1940	1
8688 21st Avenue	C0 Three-family walk-up	3	1940	0
8690 21st Avenue	B1 Two-family home, brick	2	1940	0
8694 21st Avenue	B9 Two-family home, miscellaneous	2	1940	0
8696 21st Avenue	B9 Two-family home, miscellaneous	2	1940	0
8697 21st Avenue	C0 Three-family walk-up	3	1925	2
8700 21st Avenue	C0 Three-family walk-up	3	1970	0
8701 21st Avenue	A1 One-family home, two stories, detached	1	1925	0
8702 21st Avenue	C0 Three-family walk-up	3	1970	0
8704 21st Avenue	C0 Three-family walk-up	3	1970	6
8705 21st Avenue	C0 Three-family walk-up	3	1965	0
8707 21st Avenue	C0 Three-family walk-up	3	1975	0
8709 21st Avenue	C0 Three-family walk-up	3	1975	0
8714 21st Avenue	D1 Elevator apartments, semi-fireproof, no stores	66	1926	148
8717 21st Avenue	C7 Walk-up apartments, more than six families, with stores	9	1992	6
8725 21st Avenue	A1 One-family home, two stories, detached	1	1925	0
8728 21st Avenue	C0 Three-family walk-up	3	1925	0
8730 21st Avenue	C0 Three-family walk-up	3	1986	9
8731 21st Avenue	B2 Two-family home, frame	2	1925	1
8732 21st Avenue	C0 Three-family walk-up	3	1986	0
8733 21st Avenue	B3 Two-family home converted from one-family	2	1925	0
8734 21st Avenue	C0 Three-family walk-up	3	1987	6
8736 21st Avenue	C0 Three-family walk-up	3	1925	0
8738 21st Avenue	C0 Three-family walk-up	3	1987	6
8739 21st Avenue	A1 One-family home, two stories, detached	1	1935	0
8741 21st Avenue	A1 One-family home, two stories, detached	1	1935	0
8743 21st Avenue	B1 Two-family home, brick	2	1935	0
8746 21st Avenue	B1 Two-family home, brick	2	1935	0
8747 21st Avenue	C0 Three-family walk-up	3	1935	2
8751 21st Avenue	C0 Three-family walk-up	3	1970	0
8753 21st Avenue	C0 Three-family walk-up	3	1970	0
8755 21st Avenue	C0 Three-family walk-up	3	1970	3
8761 21st Avenue	B3 Two-family home converted from one-family	2	1930	1
8771 21st Avenue	C0 Three-family walk-up	3	1910	0
8772 21st Avenue	C0 Three-family walk-up	3	1920	0
8778 21st Avenue	C0 Three-family walk-up	3	1975	0
8779 21st Avenue	V1 Vacant land zoned commercial	0	2019	2
8780 21st Avenue	B9 Two-family home, miscellaneous	2	1975	0
8782 21st Avenue	C0 Three-family walk-up	3	1975	0
8783 21st Avenue	C0 Three-family walk-up	3	1935	51
8784 21st Avenue	C0 Three-family walk-up	3	1920	5
8785 21st Avenue	C0 Three-family walk-up	3	1935	0
8787 21st Avenue	C0 Three-family walk-up	3	1935	0
8790 21st Avenue	B2 Two-family home, frame	2	1920	1
8791 21st Avenue	C0 Three-family walk-up	3	1970	1
8795 21st Avenue	C0 Three-family walk-up	3	1970	12
8797 21st Avenue	C0 Three-family walk-up	3	1935	0
8798 21st Avenue	C1 Walk-up apartments, more than six families, no stores	16	1915	86
8799 21st Avenue	C0 Three-family walk-up	3	1935	8
8801 21st Avenue	C0 Three-family walk-up	3	1935	0
8804 21st Avenue	C0 Three-family walk-up	3	1975	0
8806 21st Avenue	C0 Three-family walk-up	3	1975	0
8807 21st Avenue	C0 Three-family walk-up	3	1910	28
8808 21st Avenue	C0 Three-family walk-up	3	1975	0
8809 21st Avenue	C2 Walk-up apartments, five or six families	6	1930	37
8810 21st Avenue	C0 Three-family walk-up	3	1975	0
8812 21st Avenue	C0 Three-family walk-up	3	1975	0
8814 21st Avenue	C0 Three-family walk-up	3	1975	0
8818 21st Avenue	C0 Three-family walk-up	3	1975	5