San Mateo County property records for 57 addresses on Countryside Dr, San Mateo, CA · Last verified October 2026
| Properties | 57 |
|---|---|
| Median Sale Price | $2,175,000 |
| Deeds and Mortgages on File | 101 |
| Median Price per Sqft | $1,025 |
| Owner Occupied | 79% |
| Median Annual Tax Bill | $15,611 |
| Median Year Built | 1963 |
| Median Ownership Tenure | 11 years |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3200 Countryside Dr |
10 bd · 6 ba · 5,848 sqft built 1963 · 0.182 acres | $15,611 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3206 Countryside Dr |
5 bd · 3 ba · 3,443 sqft built 1964 · 0.327 acres | $2,167,000 Oct 2023 | $28,563 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3207 Countryside Dr |
3 bd · 2 ba · 1,860 sqft built 1962 · 0.272 acres | $3,217 2025 | Assessor + 1 Document Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3212 Countryside Dr |
4 bd · 4 ba · 3,002 sqft built 1963 · 0.314 acres | $495,000 May 1998 | $11,306 2025 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3215 Countryside Dr |
3 bd · 2 ba · 2,530 sqft built 1963 · 0.224 acres | — Feb 2001 | $5,181 2025 | Assessor + 1 Document Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3218 Countryside Dr |
5 bd · 3.5 ba · 3,319 sqft built 1964 · 0.278 acres | $2,175,000 Nov 2021 | $29,135 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3221 Countryside Dr |
3 bd · 2 ba · 1,970 sqft built 1963 · 0.219 acres | $1,305,000 Jun 2014 | $19,947 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3224 Countryside Dr |
5 bd · 3 ba · 3,200 sqft built 1963 · 0.282 acres | $1,650,000 May 2017 | $25,350 2025 | Assessor + 5 Documents Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3227 Countryside Dr |
3 bd · 2.5 ba · 2,040 sqft built 1964 · 0.18 acres | $9,756 2025 | Assessor Updated Jul 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3230 Countryside Dr |
5 bd · 4 ba · 3,660 sqft built 1963 · 0.252 acres | $458,000 Aug 1993 | $12,774 2025 | Assessor Updated Jul 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3233 Countryside Dr |
4 bd · 2.5 ba · 2,440 sqft built 1964 · 0.156 acres | — Oct 2021 | $9,246 2025 | Assessor + 4 Documents Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3236 Countryside Dr |
5 bd · 4 ba · 4,093 sqft built 1964 · 0.295 acres | $500,000 Nov 1993 | $14,954 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3239 Countryside Dr |
4 bd · 3.5 ba · 2,470 sqft built 1964 · 0.166 acres | $2,100,000 Jun 2019 | $29,499 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3242 Countryside Dr |
4 bd · 4 ba · 3,230 sqft built 1963 · 0.375 acres | $5,220 2025 | Assessor + 2 Documents Updated Jul 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3245 Countryside Dr |
5 bd · 3.5 ba · 3,290 sqft built 1964 · 0.178 acres | $1,130,000 Mar 2005 | $31,689 2025 | Assessor + 6 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3248 Countryside Dr |
4 bd · 3.5 ba · 3,622 sqft built 1963 · 0.347 acres | $1,195,000 Oct 2007 | $21,080 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3251 Countryside Dr |
6 bd · 4 ba · 3,120 sqft built 1964 · 0.179 acres | $4,489 2025 | Assessor + 1 Document Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3254 Countryside Dr |
6 bd · 4 ba · 3,384 sqft built 1962 · 0.292 acres | $460,000 Mar 1994 | $12,928 2025 | Assessor Updated Sep 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3259 Countryside Dr |
3 bd · 2 ba · 1,990 sqft built 1964 · 0.179 acres | $1,014,000 Mar 2009 | $16,807 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3260 Countryside Dr |
5 bd · 4 ba · 4,379 sqft built 1964 · 0.289 acres | $2,175,000 Aug 2018 | $31,138 2025 | Assessor + 4 Documents Updated Aug 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3265 Countryside Dr |
5 bd · 3 ba · 2,530 sqft built 1963 · 0.207 acres | $4,274 2025 | Assessor + 1 Document Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3270 Countryside Dr |
4 bd · 5 ba · 4,134 sqft built 1964 · 0.255 acres | $2,900,000 Sep 2022 | $36,759 2025 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3271 Countryside Dr |
5 bd · 3 ba · 2,720 sqft built 1964 · 0.223 acres | $2,790,000 Aug 2023 | $33,904 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3277 Countryside Dr |
4 bd · 3 ba · 2,420 sqft built 1963 · 0.205 acres | $1,080,000 Aug 2009 | $17,736 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3280 Countryside Dr |
4 bd · 4 ba · 3,424 sqft built 1963 · 0.28 acres | $7,725 2025 | Assessor + 2 Documents Updated Jul 2026 | Owner on File |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3283 Countryside Dr |
3 bd · 2.5 ba · 2,040 sqft built 1963 · 0.179 acres | $980,000 Nov 2004 | $18,010 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3286 Countryside Dr |
4 bd · 4 ba · 3,304 sqft built 1963 · 0.29 acres | $1,855,000 Oct 2017 | $26,393 2025 | Assessor + 3 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3289 Countryside Dr |
3 bd · 2 ba · 1,990 sqft built 1962 · 0.194 acres | $1,800,000 May 2020 | $24,033 2025 | Assessor + 4 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3290 Countryside Dr |
3 bd · 2 ba · 1,920 sqft built 1962 · 0.232 acres | $1,982,000 Feb 2021 | $26,601 2025 | Assessor + 1 Document Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3295 Countryside Dr |
3 bd · 2 ba · 1,770 sqft built 1963 · 0.194 acres | $305,000 Jan 2019 | $14,142 2025 | Assessor + 8 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3300 Countryside Dr |
3 bd · 2 ba · 2,070 sqft built 1964 · 0.23 acres | $699,000 Aug 2002 | $14,473 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3301 Countryside Dr |
3 bd · 2 ba · 1,900 sqft built 1963 · 0.194 acres | $4,545 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3306 Countryside Dr |
4 bd · 2 ba · 2,050 sqft built 1964 · 0.24 acres | $3,459 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3307 Countryside Dr |
3 bd · 2 ba · 1,800 sqft built 1963 · 0.201 acres | $3,805 2025 | Assessor + 4 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3314 Countryside Dr |
3 bd · 2 ba · 1,930 sqft built 1963 · 0.261 acres | $2,100,000 May 2018 | $27,373 2025 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3315 Countryside Dr |
3 bd · 2 ba · 1,850 sqft built 1963 · 0.217 acres | $1,250,000 Sep 2013 | $19,254 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3320 Countryside Dr |
4 bd · 3.5 ba · 2,470 sqft built 1962 · 0.279 acres | $2,000,000 Jul 2019 | $28,314 2025 | Assessor + 1 Document Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3321 Countryside Dr |
3 bd · 2 ba · 1,930 sqft built 1962 · 0.223 acres | $606,000 Oct 1999 | $12,206 2025 | Assessor + 1 Document Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3326 Countryside Dr |
3 bd · 2 ba · 1,980 sqft built 1963 · 0.289 acres | $3,077 2025 | Assessor + 2 Documents Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3327 Countryside Dr |
3 bd · 2 ba · 1,880 sqft built 1963 · 0.223 acres | $1,970,000 Dec 2020 | $26,213 2025 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3332 Countryside Dr |
3 bd · 2 ba · 1,840 sqft built 1963 · 0.3 acres | $7,151 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3333 Countryside Dr |
3 bd · 2 ba · 2,040 sqft built 1963 · 0.223 acres | $1,635,000 Jun 2015 | $24,364 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3338 Countryside Dr |
3 bd · 2 ba · 2,030 sqft built 1963 · 0.3 acres | $1,020,000 Oct 2007 | $18,101 2025 | Assessor + 3 Documents Updated Sep 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3339 Countryside Dr |
3 bd · 2 ba · 1,960 sqft built 1962 · 0.223 acres | $4,486 2025 | Assessor Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3344 Countryside Dr |
3 bd · 2 ba · 1,850 sqft built 1964 · 0.299 acres | $1,898,000 Sep 2021 | $24,604 2025 | Assessor + 3 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3345 Countryside Dr |
2 bd · 2 ba · 1,850 sqft built 1964 · 0.223 acres | $2,400,000 Jul 2024 | $29,468 2025 | Assessor Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3350 Countryside Dr |
3 bd · 2.5 ba · 1,870 sqft built 1964 · 0.279 acres | $2,250,000 Jun 2023 | $28,218 2025 | Assessor + 4 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3351 Countryside Dr |
4 bd · 2.5 ba · 2,820 sqft built 1964 · 0.223 acres | $2,460,000 Jan 2024 | $31,279 2025 | Assessor + 2 Documents Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3356 Countryside Dr |
3 bd · 2.5 ba · 2,110 sqft built 1963 · 0.268 acres | $575,000 Sep 1999 | $12,520 2025 | Assessor + 2 Documents Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3357 Countryside Dr |
4 bd · 2.5 ba · 2,240 sqft built 1964 · 0.223 acres | $1,428,000 Jul 2013 | $22,116 2025 | Assessor + 4 Documents Updated Aug 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3362 Countryside Dr |
3 bd · 2 ba · 2,360 sqft built 1963 · 0.327 acres | $602,000 Jun 1999 | $13,365 2025 | Assessor Updated Jul 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3363 Countryside Dr |
4 bd · 2.5 ba · 2,260 sqft built 1964 · 0.223 acres | $545,000 Nov 1998 | $12,017 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3369 Countryside Dr |
5 bd · 3 ba · 2,520 sqft built 1964 · 0.223 acres | $810,000 Oct 2002 | $14,938 2025 | Assessor Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3370 Countryside Dr |
3 bd · 2 ba · 1,680 sqft built 1963 · 0.366 acres | $1,405,000 Dec 2015 | $20,813 2025 | Assessor + 2 Documents Updated Oct 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3375 Countryside Dr |
4 bd · 3 ba · 1,820 sqft built 1963 · 0.223 acres | $5,379 2025 | Assessor Updated Jul 2026 | Owner on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3381 Countryside Dr |
3 bd · 2.5 ba · 2,020 sqft built 1963 · 0.349 acres | $770,000 Nov 2003 | $14,491 2025 | Assessor + 1 Document Updated Oct 2026 | 2 Owners on File Owner Occupied |
| Address | Details | Last Sale | Tax Bill | Records | Owner |
|---|---|---|---|---|---|
3387 Countryside Dr |
3 bd · 2 ba · 2,250 sqft built 1964 · 0.347 acres | $3,443 2025 | Assessor + 3 Documents Updated Oct 2026 | Owner on File Owner Occupied |