Harford County property records for 68 addresses on S Union Ave, Havre De Grace, MD · Last verified October 2026
| Properties | 68 |
|---|---|
| Median Sale Price | $460,000 |
| Deeds and Mortgages on File | 79 |
| Median Price per Sqft | $184 |
| Owner Occupied | 66% |
| Median Annual Tax Bill | $3,051 |
| Median Year Built | 1935 |
| Median Ownership Tenure | 9 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
101 S Union Ave |
8,378 sqft built 1900 · 0.382 acres | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
112 S Union Ave |
2 ba · 2,674 sqft built 1858 · 0.275 acres | $210,000 Jun 2017 | $1,859 2026 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
115 S Union Ave |
2 ba · 3,643 sqft built 1883 · 0.275 acres | $540,000 Oct 2024 | $4,611 2026 | Assessor Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
116 S Union Ave |
2 ba · 2,817 sqft built 1750 · 0.137 acres | $400,000 Oct 2026 | $2,354 2026 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
120 S Union Ave |
3 ba · 3,525 sqft built 1900 · 0.319 acres | $650,000 Aug 2025 | $4,227 2026 | Assessor + 1 Document Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
123 S Union Ave |
2 ba · 2,704 sqft built 1888 · 0.275 acres | $120,000 Oct 1992 | $4,625 2026 | Assessor Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
131 S Union Ave |
3,946 sqft built 1963 · 0.057 acres | $435,000 Sep 2013 | $4,643 2026 | Assessor Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
200 S Union Ave |
4.5 ba · 5,778 sqft built 1896 · 0.385 acres | — Mar 2003 | $8,066 2026 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
201 S Union Ave |
2,238 sqft built 1961 · 0.084 acres | $275,000 Jan 2008 | $3,424 2026 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
205 S Union Ave |
2.5 ba · 2,180 sqft built 1935 · 0.054 acres | $413,000 May 2026 | $2,707 2026 | Assessor + 3 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
207 S Union Ave |
3 ba · 5,326 sqft built 1935 · 0.275 acres | $600,000 Mar 2025 | $4,948 2026 | Assessor + 2 Documents Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
212 S Union Ave |
3.5 ba · 4,002 sqft built 1838 · 0.275 acres | $950,000 Nov 2025 | $4,663 2026 | Assessor + 2 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
213 S Union Ave |
1 ba · 494 sqft built 1930 · 0.275 acres | — Dec 2008 | $7,597 2026 | Assessor Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
218 S Union Ave |
2,820 sqft built 1935 · 0.267 acres | $710,000 Feb 2026 | $6,097 2026 | Assessor + 2 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
223 S Union Ave |
0.275 acres | — Dec 2008 | $409 2026 | Assessor Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
226 S Union Ave |
2.5 ba · 3,340 sqft built 1935 · 0.151 acres | $548,000 Jun 2021 | $5,424 2026 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
227 S Union Ave |
1 ba · 2,236 sqft built 1950 · 0.275 acres | $2,735 2026 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
300 S Union Ave |
3 ba · 3,739 sqft built 1935 · 0.103 acres | $549,900 Jun 2021 | $5,555 2026 | Assessor + 2 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
301 S Union Ave |
9.5 ba · 5,789 sqft built 1886 · 0.55 acres | $500,000 Apr 2002 | $10,219 2026 | Assessor + 1 Document Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
307 S Union Ave |
2 ba · 2,378 sqft built 1935 · 0.289 acres | $525,000 Aug 2006 | $2,959 2022 | Assessor + 1 Document Updated Sep 2023 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
308 S Union Ave |
1.5 ba · 2,127 sqft built 1935 · 0.103 acres | $475,000 Nov 2024 | $2,679 2026 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
312 S Union Ave |
1 ba · 1,344 sqft built 1935 · 0.043 acres | $120,000 Apr 2018 | $1,320 2026 | Assessor + 4 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
314 S Union Ave |
1 ba · 1,248 sqft built 1935 · 0.043 acres | $240,000 Aug 2024 | $1,829 2026 | Assessor + 2 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
316 S Union Ave |
1 ba · 900 sqft built 1935 · 0.041 acres | $80,000 Oct 2025 | $1,139 2026 | Assessor + 1 Document Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
317 S Union Ave |
1.5 ba · 1,892 sqft built 1935 · 0.183 acres | $140,000 Oct 1999 | $2,939 2026 | Assessor + 1 Document Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
318 S Union Ave |
2 ba · 900 sqft built 1935 · 0.041 acres | $87,000 Dec 2023 | $1,133 2026 | Assessor + 5 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
319 S Union Ave |
2,448 sqft built 1970 · 0.229 acres | $100,000 Feb 2017 | $1,398 2026 | Assessor + 1 Document Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
320 S Union Ave |
1 ba · 1,504 sqft built 1935 · 0.054 acres | $200,000 Jun 2025 | $1,415 2026 | Assessor + 1 Document Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
322 S Union Ave |
1 ba · 1,504 sqft built 1935 · 0.075 acres | $149,900 Nov 2018 | $1,432 2026 | Assessor + 2 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
323 S Union Ave |
1,917 sqft built 1973 · 0.137 acres | $350,000 Sep 2017 | $3,523 2026 | Assessor + 3 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
324 S Union Ave |
1 ba · 1,700 sqft built 1900 · 0.041 acres | $10,000 May 1991 | $1,471 2026 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
326 S Union Ave |
1 ba · 1,744 sqft built 1935 · 0.041 acres | $198,000 Nov 2020 | $2,060 2026 | Assessor + 2 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
327 S Union Ave |
2.5 ba · 2,955 sqft built 1920 · 0.082 acres | $245,000 Nov 2020 | $4,068 2026 | Assessor + 2 Documents Updated Oct 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
330 S Union Ave |
3,048 sqft built 1940 · 0.078 acres | — Mar 2003 | $2,719 2026 | Assessor + 2 Documents Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
400 S Union Ave |
3 ba · 3,745 sqft built 1949 · 1.1 acres | $1,690,000 May 2026 | $9,058 2026 | Assessor + 2 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
401 S Union Ave |
5 ba · 4,574 sqft built 1910 · 0.275 acres | $300,000 Aug 2013 | $6,593 2026 | Assessor Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
407 S Union Ave |
1.5 ba · 2,720 sqft built 1903 · 0.275 acres | — Mar 2000 | $3,180 2026 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
415 S Union Ave |
1 ba · 1,332 sqft built 1935 · 0.275 acres | $94,737 Sep 1995 | $1,867 2026 | Assessor Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
419 S Union Ave |
1,652 sqft built 1900 · 0.275 acres | $425,000 Apr 2023 | $3,274 2026 | Assessor + 2 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
421 S Union Ave |
10,833 sqft built 1930 · 0.137 acres | $795,000 Jul 2025 | $9,332 2026 | Assessor + 2 Documents Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
501 S Union Ave |
7,720 sqft built 1971 · 1.36 acres | $1,100,000 Jun 1987 | $5,723 2026 | Assessor + 1 Document Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
600 S Union Ave |
1,440 sqft built 1953 · 0.017 acres | $153,000 Mar 2021 | $1,641 2026 | Assessor + 3 Documents Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
601 S Union Ave |
4,060 sqft built 1966 · 0.275 acres | $550,000 Jan 1987 | $9,252 2026 | Assessor + 1 Document Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
602 S Union Ave |
1,470 sqft built 1955 · 0.017 acres | — Aug 2004 | $1,179 2026 | Assessor + 1 Document Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
607 S Union Ave |
2,037 sqft built 1961 · 0.275 acres | $375,000 Jan 2022 | $2,616 2026 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
608 S Union Ave |
1,350 sqft built 1953 · 0.034 acres | $2,125 2026 | Assessor + 1 Document Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
611 S Union Ave |
1,426 sqft built 1961 · 0.137 acres | $260,000 Jul 2018 | $2,625 2026 | Assessor + 2 Documents Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
612 S Union Ave |
1 ba · 1,419 sqft built 1940 · 0.082 acres | — Jul 2009 | $1,612 2026 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
615 S Union Ave |
1,426 sqft built 1961 · 0.137 acres | $235,000 Jul 2026 | $2,682 2026 | Assessor + 1 Document Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
620 S Union Ave |
2,475 sqft built 2001 · 0.151 acres | $670,000 Aug 2025 | $5,114 2026 | Assessor + 1 Document Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
622 S Union Ave |
1,920 sqft built 1976 · 0.091 acres | $194,000 Jun 1999 | $3,580 2026 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
625 S Union Ave |
4 ba · 2,971 sqft built 1953 · 0.275 acres | $550,000 Oct 2021 | $6,416 2026 | Assessor + 3 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
700 S Union Ave |
2 ba · 1,020 sqft built 1971 · 0.172 acres | $182,000 Jun 1999 | $3,646 2026 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
704 S Union Ave |
2 ba · 1,320 sqft built 1932 · 0.206 acres | $107,000 Jun 1997 | $2,431 2026 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
712 S Union Ave |
3.5 ba · 1,928 sqft built 1930 · 0.292 acres | $110,000 Jun 1995 | $3,428 2026 | Assessor Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
717 S Union Ave |
3.5 ba · 2,568 sqft built 2004 · 0.129 acres | $460,000 Jun 2016 | $5,907 2026 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
719 S Union Ave |
2.5 ba · 2,452 sqft built 2004 · 0.129 acres | $727,000 Aug 2024 | $5,707 2026 | Assessor Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
728 S Union Ave |
1 ba · 2,012 sqft built 1930 · 0.227 acres | $156,000 Mar 1998 | $2,775 2026 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
800 S Union Ave |
2,027 sqft built 1932 · 0.137 acres | $395,000 Oct 2024 | $2,621 2026 | Assessor + 2 Documents Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
801 S Union Ave |
1.5 ba · 2,017 sqft built 1957 · 0.275 acres | $365,000 Aug 2010 | $3,412 2026 | Assessor + 2 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
805 S Union Ave |
6,357 sqft built 1989 · 0.413 acres | $27,500 Sep 1988 | $6,714 2026 | Assessor Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
806 S Union Ave |
2,488 sqft built 1983 · 0.275 acres | $460,000 May 2025 | $3,900 2026 | Assessor Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
810 S Union Ave |
1.5 ba · 1,672 sqft built 1940 · 0.275 acres | $270,000 Jun 2017 | $3,051 2026 | Assessor + 2 Documents Updated Sep 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
811 S Union Ave |
2.5 ba · 1,806 sqft built 1962 · 0.275 acres | $380,000 Jun 2018 | $3,747 2026 | Assessor + 4 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
812 S Union Ave |
1.5 ba · 1,672 sqft built 1940 · 0.275 acres | $2,853 2026 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
823 S Union Ave |
1 ba · 986 sqft built 1935 · 0.092 acres | $69,000 Jun 1988 | $1,765 2026 | Assessor + 1 Document Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
900 S Union Ave |
1.5 ba · 1,525 sqft built 1970 · 0.154 acres | $250,000 Sep 2015 | $2,832 2026 | Assessor Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
912 S Union Ave |
2 ba · 1,590 sqft built 1932 · 0.103 acres | $1,848 2026 | Assessor Updated Sep 2026 | Owner on File Owner Occupied |