Montgomery County property records for 15 addresses on Philmont Dr, Gaithersburg, MD · Last verified October 2026
| Properties | 37 |
|---|---|
| Median Sale Price | $269,000 |
| Deeds and Mortgages on File | 30 |
| Median Price per Sqft | $249 |
| Owner Occupied | 73% |
| Median Annual Tax Bill | $2,743 |
| Median Year Built | 1987 |
| Median Ownership Tenure | 11 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
501 Philmont Dr |
2.5 ba · 1,660 sqft built 1986 · 0.102 acres | — Nov 2005 | $4,908 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
502 Philmont Dr |
12 units · 864 sq ft Built 1987 | $170,000 Oct 2018 | $2,612 2025 |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
503 Philmont Dr |
3 ba · 1,620 sqft built 1986 · 0.05 acres | $237,550 May 2003 | $4,978 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
504 Philmont Dr |
12 units · 872 sq ft Built 1987 | $269,000 May 2025 | $2,743 2025 |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
505 Philmont Dr |
3 ba · 1,800 sqft built 1986 · 0.05 acres | $485,000 Nov 2023 | $4,552 2025 | Assessor + 1 Document Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
507 Philmont Dr |
2.5 ba · 1,540 sqft built 1986 · 0.05 acres | $384,000 Nov 2021 | $4,894 2025 | Assessor + 2 Documents Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
509 Philmont Dr |
2.5 ba · 1,800 sqft built 1986 · 0.05 acres | $344,000 Mar 2020 | $5,244 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
511 Philmont Dr |
3 ba · 1,660 sqft built 1986 · 0.102 acres | $165,000 May 2001 | $4,680 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
521 Philmont Dr |
3 ba · 1,660 sqft built 1985 · 0.102 acres | $140,000 Feb 1999 | $4,384 2025 | Assessor Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
523 Philmont Dr |
3 ba · 1,320 sqft built 1985 · 0.05 acres | $329,000 Oct 2013 | $4,293 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
525 Philmont Dr |
1.5 ba · 1,140 sqft built 1985 · 0.05 acres | $435,000 Feb 2026 | $3,763 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
527 Philmont Dr |
1.5 ba · 1,120 sqft built 1985 · 0.05 acres | $207,000 Jun 2003 | $4,336 2025 | Assessor Updated Aug 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
529 Philmont Dr |
2 ba · 1,540 sqft built 1985 · 0.05 acres | $210,000 May 2016 | $4,922 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
531 Philmont Dr |
3 ba · 1,620 sqft built 1985 · 0.05 acres | $172,000 May 2001 | $4,349 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
533 Philmont Dr |
3.5 ba · 1,860 sqft built 1985 · 0.101 acres | $395,000 May 2019 | $2,245 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |