Homeowners in San Martin paid an effective property tax rate of 0.6% during the fourth quarter of 2025, which is under 0.7 times the national average, according to BlockShopper.com.
San Martin’s median home sales price for the fourth quarter of 2025 was $1,500,000 based on seven properties sold in that period. The city’s median property tax bill that year came in at $8,998, reflecting 0.6% of the median assessed value.
The national average effective property tax rate stood at 0.888% in 2024.
Within Santa Clara County, Gilroy reported the highest property tax rate.
This article’s calculations for San Martin’s 2025 effective property tax rate use estimated inflation adjustments and county-supplied 2021 tax data. Actual rates may vary in certain instances.
Data from Redfin show U.S. home prices rising in 2025, with the national median at approximately $447,000 in June—a 1.13% increase compared to the prior year. The statistics also reveal a considerable difference in supply and demand, as there were 36% more sellers than buyers (a gap of 508,715 homes). Redfin defines a balanced market as having seller and buyer numbers within a 10% margin.
The table below compares Gilroy and other Santa Clara County cities by their median effective property tax rate, based on sales and property tax data from the fourth quarter of 2025.
| City | Q4 2025 Sales | Q4 2025 Median Price | Median tax 2025 | Effective tax rate |
|---|---|---|---|---|
| Gilroy | 85 | $950,000 | $8,281 | 0.9% |
| Lexington Hills | 4 | $1,014,000 | $8,124 | 0.8% |
| Burbank | 8 | $1,075,000 | $8,317 | 0.8% |
| Morgan Hill | 86 | $1,207,000 | $9,228 | 0.8% |
| Los Altos Hills | 24 | $5,095,000 | $35,273 | 0.7% |
| Milpitas | 85 | $1,280,000 | $8,613 | 0.7% |
| Alum Rock | 8 | $965,000 | $6,521 | 0.7% |
| East Foothills | 13 | $1,500,000 | $10,197 | 0.7% |
| San Jose | 1,343 | $1,400,000 | $9,139 | 0.7% |
| Mountain View | 134 | $1,705,000 | $11,275 | 0.7% |
| Fruitdale | 2 | $1,247,500 | $8,209 | 0.7% |
| Campbell | 69 | $1,680,000 | $10,338 | 0.6% |
| Los Gatos | 66 | $2,222,500 | $14,293 | 0.6% |
| Monte Sereno | 10 | $4,277,500 | $24,139 | 0.6% |
| San Martin | 7 | $1,500,000 | $8,998 | 0.6% |
| Loyola | 11 | $4,300,000 | $25,195 | 0.6% |
| Palo Alto | 138 | $3,200,000 | $15,267 | 0.5% |
| Sunnyvale | 173 | $1,830,000 | $9,601 | 0.5% |
| Saratoga | 62 | $4,137,500 | $19,271 | 0.5% |
| Cupertino | 73 | $2,850,000 | $13,570 | 0.5% |
| Cambrian Park | 4 | $2,300,000 | $9,799 | 0.4% |
| Los Altos | 56 | $4,562,500 | $19,687 | 0.4% |
| Santa Clara | 26 | $2,225,000 | $8,768 | 0.4% |
