Contra Costa County property record for 235 Tunnel Ave, Richmond, CA 94801
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,182 sqft · built 1902 |
| Lot Size | 0.11 acres (4,800 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $603,000 (Sep 2016) |
| Tax Bill | $11,468 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 558-110-009-5 |
| Primary APN | 558-110-009-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,182 sqft Living Area |
| 1st Floor Area | 982 sqft |
| 2nd Floor Area | 200 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1902 |
|---|---|
| Effective Year Built | Effective 1942 |
| Architectural Style | Victorian |
| Lot Area | 4,800 sqft (0.11 acres) |
| Porch | Porch |
| Heating System | Forced Air with A/C |
|---|
| Street Address | 235 TUNNEL AVE |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94801-3939 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RMD |
| Legal Description | NICHOLL SUBN 7 F |
| Legal Subdivision | NICHOLL SUB |
| Legal Block | F |
| Legal Lot Number | 7 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2025 |
| Census Tract | 378000 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the Point Richmond Historic District listed 1979 · 339 contributing resources · NRIS 79000472 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 235 TUNNEL AVE, RICHMOND, CA 94801-3939 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 15, 2016 · Amount on Record |
| Deed Sale | Sep 15, 2016 · Amount on Record |
| Prior Sale | Dec 11, 2001 · Amount on Record |
| Deed Document Number | 2016188747 |
| Prior Transfer Date | Jun 25, 2001 |
| Prior Transfer Doc | 0000190079 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Richmond City |
| Unified School District | West Contra Costa Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $713,824 (+2%) Land $520,868 Building $192,956 | |
| 2025 | $11,468.00 (+3.75%) | $699,828 (+4.04%) Land $510,655 Building $189,173 |
| 2023 | $11,053.00 (+1.66%) | $672,655 Land $490,827 Building $181,828 |
| 2022 | $10,873.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 64 policies |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 64 in force |
| Nearby Flood Claims | 2 (2005–2017) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Apr 2017 |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.8% of the US · lower than 99.8% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 297 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Etheric Networks, GeoLinks, T-Mobile.
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