Brentwood homeowners paid property taxes equal to 1.1% of their home values in the fourth quarter of 2025, a figure more than 1.2 times higher than the national average, data from BlockShopper.com shows.
According to information on 124 home sales in Brentwood during that quarter, the median property price was $720,000. The median property tax bill in the city for 2025 was $7,725, representing 1.1% of median taxed home values.
The average effective property tax rate across the United States was 0.888% for 2024.
Within Contra Costa County, East Contra Costa (Unincorporated), Oakley (Unincorporated), and Crockett (Unincorporated) reported the highest rates among area cities.
This analysis calculates the 2025 effective property tax rate using estimated inflation values and property tax data from 2023, as provided by the county. Actual effective rates may differ in some instances.
In the U.S., home prices advanced in 2025, with the national median price climbing to approximately $447,000 in June. Redfin notes this reflects a 1.13% rise over the year before. The report also identifies a pronounced supply and demand imbalance, with 36% more sellers than buyers, or a gap of 508,715 homes. A balanced market is defined by Redfin as having sellers and buyers within 10% of each other.
The table below contrasts the median effective property tax rate in East Contra Costa (Unincorporated) with several other Contra Costa County cities, using fourth-quarter 2025 sales and property tax data.
| City | Q4 2025 Sales | Q4 2025 Median Price | Median tax 2025 | Effective tax rate |
|---|---|---|---|---|
| East Contra Costa (Unincorporated) | 3 | $292,500 | $4,508 | 1.5% |
| Oakley (Unincorporated) | 2 | $402,500 | $4,741 | 1.2% |
| Crockett (Unincorporated) | 5 | $480,000 | $5,782 | 1.2% |
| Hercules | 30 | $654,500 | $7,448 | 1.1% |
| Brentwood | 124 | $720,000 | $7,725 | 1.1% |
| Oakley | 70 | $599,500 | $6,363 | 1.1% |
| Richmond | 197 | $625,000 | $6,477 | 1% |
| Discovery Bay (Unincorporated) | 34 | $842,000 | $8,542 | 1% |
| Clayton | 37 | $901,000 | $8,966 | 1% |
| Martinez (Unincorporated) | 20 | $566,000 | $5,544 | 1% |
| Orinda | 55 | $1,720,000 | $15,740 | 0.9% |
| Pleasant Hill | 77 | $767,000 | $7,209 | 0.9% |
| El Sobrante (Unincorporated) | 24 | $641,500 | $5,844 | 0.9% |
| Martinez | 81 | $729,000 | $6,338 | 0.9% |
| San Pablo | 27 | $540,000 | $4,858 | 0.9% |
| San Ramon | 121 | $1,312,500 | $11,558 | 0.9% |
| Antioch | 196 | $565,000 | $4,729 | 0.8% |
| El Cerrito | 54 | $1,052,500 | $8,705 | 0.8% |
| Pinole | 36 | $752,750 | $6,271 | 0.8% |
| Richmond (Unincorporated) | 18 | $723,500 | $5,979 | 0.8% |
| San Pablo (Unincorporated) | 26 | $590,000 | $4,998 | 0.8% |
| Danville (Unincorporated) | 40 | $2,112,500 | $16,899 | 0.8% |
| Bay Point (Unincorporated) | 26 | $480,000 | $3,994 | 0.8% |
| Concord (Unincorporated) | 5 | $709,500 | $5,897 | 0.8% |
| Rodeo (Unincorporated) | 14 | $694,250 | $5,788 | 0.8% |
| Concord | 283 | $700,000 | $5,505 | 0.8% |
| Pittsburg | 75 | $535,000 | $4,106 | 0.8% |
| Alamo (Unincorporated) | 41 | $2,250,000 | $17,266 | 0.8% |
| Kensington | 16 | $1,562,500 | $11,931 | 0.8% |
| San Ramon (Unincorporated) | 2 | $3,650,000 | $28,616 | 0.8% |
| Lafayette | 61 | $1,960,000 | $13,617 | 0.7% |
| Pleasant Hill (Unincorporated) | 3 | $1,450,000 | $10,487 | 0.7% |
| Danville | 115 | $1,700,000 | $11,598 | 0.7% |
| Moraga | 31 | $1,700,000 | $11,308 | 0.7% |
| Walnut Creek | 142 | $1,132,500 | $7,781 | 0.7% |
| Walnut Creek (Unincorporated) | 53 | $1,305,000 | $8,820 | 0.7% |
| Lafayette (Unincorporated) | 8 | $2,115,000 | $13,488 | 0.6% |
| Brentwood (Unincorporated) | 3 | $900,000 | $4,215 | 0.5% |
Details in this report were sourced from BlockShopper.com. The original data are available here.