Solano County property record for 421 Mills Dr, Benicia, CA 94510 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,569 sqft · built 1977 |
| Lot Size | 0.19 acres (8,276 sqft) |
| Owner | Company Name on File |
| Tax Bill | $4,794 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0086-211-010 |
| Primary APN | 0086-211-010 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 6 Rooms |
| Stories | 3 Stories |
| Building Area | 2,569 sqft Living Area |
| 1st Floor Area | 1,444 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1977 |
| Lot Area | 8,276 sqft (0.19 acres) |
| Garage Area | 440 sqft |
| Parking Spaces | 2 Parking Spaces |
| Patio Area | 169 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 421 MILLS DR |
|---|---|
| City | BENICIA |
| State | CA |
| Zip | 94510-1434 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | SOUTHAMPTON 18 SUB BK-BG 31-12 LOT 258 |
| Legal Subdivision | SOUTHAMPTON 18 |
| Legal Lot Number | 258 |
| Legal Unit | 18 |
| Jurisdiction | SOLANO CA |
| Township / Civil Division | VALLEJO |
| Census Block Group | 2 |
| Census Block | 2005 |
| Census Tract | 252106 |
Source: Solano County records · APN 0086-211-010
Assessment roll updated August 13, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 421 MILLS DR, BENICIA, CA 94510-1434 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Nov 21, 2012 |
| Transfer Doc | 0000121494 |
| Record Updated | Sep 20, 2026 |
Source: Solano County records · Assessment roll updated August 13, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| Municipality | Benicia City |
| County | Solano County |
| Unified School District | Benicia Unified School District (KG - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $428,772 (+2%) Land $95,702 Building $333,070 | ||
| 2025 | $4,794.00 (-1.11%) Homeowner's exemption | $420,366 (+4.04%) Land $93,826 Building $326,540 | |
| 2024 | $4,848.00 (+2.52%) | ||
| 2023 | $4,729.00 (+1.92%) Homeowner's exemption | $404,045 Land $90,184 Building $313,861 | $891,090 |
| 2022 | $4,640.00 |
Source: FEMA National Flood Hazard Layer, Solano County (06095C), updated June 25, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060952521062, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Claims | 2 (1982) |
| Most Recent Claim | Jan 1982, rainfall accumulation, Severe Storms, Flood, Mudslides & High Tide |
| Claims By Storm |
|
| Wildfire Risk | Low above 32% of the US · above 19% of California |
|---|---|
| Wildfire Likelihood | About 1 in 4,762 per year |
| Exposure | Direct burnable vegetation at the parcel |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 373 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: Verizon, Unwired. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G (outdoors only) and 4G LTE
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