Montgomery County property records for 71 addresses on Carr Ave, Rockville, MD · Last verified October 2026
| Properties | 71 |
|---|---|
| Median Sale Price | $690,000 |
| Deeds and Mortgages on File | 87 |
| Median Price per Sqft | $361 |
| Owner Occupied | 93% |
| Median Annual Tax Bill | $8,629 |
| Median Year Built | 1963 |
| Median Ownership Tenure | 10 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
301 Carr Ave |
2 ba · 2,009 sqft built 1963 · 0.157 acres | $244,000 Dec 2000 | $8,147 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
305 Carr Ave |
2 ba · 1,515 sqft built 1958 · 0.229 acres | $1,986 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
306 Carr Ave |
4 ba · 2,556 sqft built 1955 · 0.278 acres | $660,000 Sep 2021 | $9,165 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
307 Carr Ave |
2.5 ba · 1,842 sqft built 1953 · 0.238 acres | $687,000 Sep 2025 | $8,993 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
308 Carr Ave |
3 ba · 2,746 sqft built 1922 · 0.309 acres | $465,000 Mar 2003 | $9,827 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
309 Carr Ave |
2 ba · 1,320 sqft built 1952 · 0.449 acres | — Dec 2009 | $9,087 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
310 Carr Ave |
1 ba · 925 sqft built 1953 · 0.309 acres | $305,000 Dec 2014 | Assessor Updated Oct 2023 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
311, #5 Carr Ave |
2 ba · 1,778 sqft built 1956 · 0.118 acres | — Apr 2007 | $6,261 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
312 Carr Ave |
4.5 ba · 3,561 sqft built 1953 · 0.206 acres | $335,000 Jun 2011 | $9,617 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
313 Carr Ave |
3 ba · 1,705 sqft built 1967 · 0.178 acres | $494,500 Dec 2014 | $7,998 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
502 Carr Ave |
2 ba · 2,415 sqft built 1963 · 0.289 acres | $785,000 Jul 2025 | $8,940 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
503 Carr Ave |
3.5 ba · 1,722 sqft built 1963 · 0.253 acres | $580,000 Oct 2021 | $7,879 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
504 Carr Ave |
2.5 ba · 1,998 sqft built 1963 · 0.281 acres | $680,000 Aug 2021 | $9,520 2025 | Assessor + 2 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
505 Carr Ave |
3 ba · 2,703 sqft built 1963 · 0.178 acres | $279,000 Oct 2001 | $9,623 2025 | Assessor + 3 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
506 Carr Ave |
2 ba · 1,506 sqft built 1963 · 0.281 acres | $835,000 May 2025 | $8,866 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
507 Carr Ave |
3 ba · 1,722 sqft built 1963 · 0.18 acres | $760,000 Jul 2024 | $9,444 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
508 Carr Ave |
2 ba · 1,935 sqft built 1963 · 0.281 acres | $820,000 Mar 2024 | $8,783 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
509 Carr Ave |
3 ba · 2,540 sqft built 1963 · 0.176 acres | $671,000 Dec 2017 | $9,830 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
510 Carr Ave |
2 ba · 2,250 sqft built 1963 · 0.281 acres | $628,500 Jun 2016 | $10,147 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
511 Carr Ave |
3 ba · 1,986 sqft built 1963 · 0.176 acres | $630,000 Nov 2020 | $9,276 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
512 Carr Ave |
2 ba · 2,324 sqft built 1963 · 0.281 acres | — May 2009 | $9,257 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
513 Carr Ave |
3 ba · 1,995 sqft built 1963 · 0.176 acres | $577,500 Apr 2020 | $8,127 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
514 Carr Ave |
5.5 ba · 5,724 sqft built 2010 · 0.281 acres | $357,000 Apr 2010 | $15,940 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
515 Carr Ave |
2 ba · 1,939 sqft built 1963 · 0.176 acres | $474,900 Dec 2012 | $7,854 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
516 Carr Ave |
2 ba · 1,936 sqft built 1963 · 0.281 acres | $625,000 Jun 2022 | $8,621 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
517 Carr Ave |
2 ba · 1,995 sqft built 1963 · 0.176 acres | $406,000 Jun 2004 | $7,690 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
518 Carr Ave |
3.5 ba · 3,135 sqft built 1963 · 0.281 acres | $10,898 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
519 Carr Ave |
3 ba · 1,886 sqft built 1963 · 0.176 acres | $580,000 Aug 2021 | $8,012 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
520 Carr Ave |
2.5 ba · 1,803 sqft built 1963 · 0.281 acres | $196,800 Jul 1993 | $8,302 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
521 Carr Ave |
3.5 ba · 1,995 sqft built 1963 · 0.176 acres | $605,000 Dec 2021 | $7,828 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
522 Carr Ave |
2 ba · 2,255 sqft built 1963 · 0.281 acres | $175,000 Nov 1995 | $9,009 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
523 Carr Ave |
2 ba · 1,935 sqft built 1963 · 0.176 acres | $700,000 May 2024 | $8,013 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
524 Carr Ave |
2 ba · 1,961 sqft built 1963 · 0.281 acres | $8,380 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
525 Carr Ave |
3 ba · 2,552 sqft built 1963 · 0.176 acres | $420,000 Jun 2008 | $9,661 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
526 Carr Ave |
2 ba · 1,935 sqft built 1963 · 0.281 acres | $239,900 Jul 2001 | $8,140 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
527 Carr Ave |
3 ba · 1,722 sqft built 1963 · 0.176 acres | $219,000 Aug 2000 | $7,607 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
528 Carr Ave |
2 ba · 1,935 sqft built 1963 · 0.281 acres | $785,000 May 2024 | $8,626 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
529 Carr Ave |
2 ba · 1,722 sqft built 1963 · 0.249 acres | — Jun 2007 | $8,415 2025 | Assessor + 2 Documents Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
530 Carr Ave |
3 ba · 3,735 sqft built 1963 · 0.171 acres | $485,000 May 2004 | $9,857 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
704 Carr Ave |
2 ba · 1,884 sqft built 1965 · 0.206 acres | $515,000 May 2015 | $2,282 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
706 Carr Ave |
2.5 ba · 1,869 sqft built 1966 · 0.206 acres | $755,000 Nov 2024 | $9,051 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
708 Carr Ave |
2 ba · 1,882 sqft built 1965 · 0.206 acres | $529,000 Jun 2018 | $7,869 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
709 Carr Ave |
2 ba · 1,440 sqft built 1965 · 0.229 acres | $400,500 Nov 2014 | $7,502 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
710 Carr Ave |
2.5 ba · 1,884 sqft built 1965 · 0.206 acres | $690,000 Jun 2024 | $8,749 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
711 Carr Ave |
2.5 ba · 1,966 sqft built 1965 · 0.229 acres | $800,000 Jul 2024 | $8,976 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
712 Carr Ave |
1 ba · 1,027 sqft built 1959 · 0.206 acres | $6,754 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
713 Carr Ave |
2.5 ba · 2,170 sqft built 1965 · 0.229 acres | $8,384 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
714 Carr Ave |
2 ba · 1,760 sqft built 1958 · 0.206 acres | $116,500 Mar 1992 | $9,625 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
715 Carr Ave |
2.5 ba · 1,648 sqft built 1984 · 0.221 acres | $370,000 Nov 2011 | $8,629 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
716 Carr Ave |
2.5 ba · 2,058 sqft built 1963 · 0.206 acres | $741,800 Aug 2023 | $8,719 2025 | Assessor + 4 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
717 Carr Ave |
2.5 ba · 1,800 sqft built 1954 · 0.237 acres | $377,000 Oct 2010 | $7,843 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
718 Carr Ave |
2 ba · 1,170 sqft built 1959 · 0.206 acres | $625,000 Sep 2022 | $7,713 2025 | Assessor + 2 Documents Updated Sep 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
719 Carr Ave |
2.5 ba · 2,128 sqft built 1966 · 0.229 acres | $575,000 Nov 2019 | $8,228 2025 | Assessor + 4 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
720 Carr Ave |
1.5 ba · 1,671 sqft built 1973 · 0.206 acres | $495,000 Oct 2014 | $7,357 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
721 Carr Ave |
2.5 ba · 2,128 sqft built 1966 · 0.229 acres | $565,000 Feb 2011 | $7,995 2025 | Assessor + 3 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
722 Carr Ave |
2 ba · 1,361 sqft built 1955 · 0.206 acres | $550,000 Feb 2026 | $7,156 2025 | Assessor + 3 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
723 Carr Ave |
4.5 ba · 5,327 sqft built 2019 · 0.229 acres | $1,140,000 Mar 2020 | $15,444 2025 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
724 Carr Ave |
2 ba · 1,306 sqft built 1958 · 0.206 acres | $450,000 Aug 2007 | $7,599 2025 | Assessor + 2 Documents Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
725 Carr Ave |
4.5 ba · 5,524 sqft built 2018 · 0.229 acres | $1,075,000 Jun 2018 | $15,432 2025 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
726 Carr Ave |
1 ba · 1,200 sqft built 1958 · 0.206 acres | — Sep 1999 | $7,510 2025 | Assessor + 2 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
727 Carr Ave |
4.5 ba · 4,837 sqft built 2006 · 0.203 acres | $850,000 Jan 2011 | $16,707 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
728 Carr Ave |
3 ba · 1,563 sqft built 1964 · 0.206 acres | $500,000 May 2019 | $8,824 2025 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
729 Carr Ave |
2 ba · 1,935 sqft built 1964 · 0.241 acres | $579,000 Jun 2005 | $8,119 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
730 Carr Ave |
2.5 ba · 2,056 sqft built 1993 · 0.206 acres | $215,000 Jan 1994 | $10,227 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
731 Carr Ave |
2.5 ba · 1,722 sqft built 1964 · 0.185 acres | $8,329 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
732 Carr Ave |
3 ba · 2,848 sqft built 1954 · 0.206 acres | $1,123,000 Aug 2024 | $11,176 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
733 Carr Ave |
2.5 ba · 1,536 sqft built 1964 · 0.3 acres | $180,000 Dec 1990 | $7,893 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
734 Carr Ave |
2 ba · 1,355 sqft built 1959 · 0.206 acres | $499,000 Feb 2016 | $6,849 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
736 Carr Ave |
3 ba · 2,156 sqft built 1937 · 0.206 acres | $825,301 Nov 2023 | $9,779 2025 | Assessor + 2 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
738 Carr Ave |
2 ba · 1,965 sqft built 1963 · 0.206 acres | $9,347 2025 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
740 Carr Ave |
2 ba · 1,935 sqft built 1963 · 0.254 acres | $603,000 Jul 2022 | $8,633 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |