Contra Costa County property record for 108 Post Rd, Alamo, CA 94507
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,310 sqft · built 1964 |
| Lot Size | 0.597 acres (25,984 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $678,000 (Oct 1998) |
| Tax Bill | $12,768 (2025) |
| Deeds & Mortgages | Mar 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 188-430-011 |
| Primary APN | 188-430-011 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 12 Rooms |
| Stories | 1 Story |
| Building Area | 3,310 sqft Living Area |
| Gross Area | 3,839 sqft |
| 1st Floor Area | 3,310 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Roof Material | Wood Shingle |
| Lot Area | 25,984 sqft (0.597 acres) |
| Lot Dimensions | 193 ft deep x 135 ft wide |
| Garage Type | Attached |
| Garage Area | 529 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 108 POST RD |
|---|---|
| City | ALAMO |
| State | CA |
| Zip | 94507-2619 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R20 |
| Legal Description | TRACT 3096 LOT 11 |
| Legal Subdivision | SUBDIVISION 3096 |
| Legal Tract | 3096 |
| Legal Lot Number | 11 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 6 |
| Census Block | 6016 |
| Census Tract | 334200 |
108 Post Rd is owned and occupied by two individuals who bought it in October 1998.
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 108 POST RD, ALAMO, CA 94507-2619 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 30, 1998 · Amount on File |
| Deed Sale | Oct 30, 1998 · Amount on File |
| Prior Sale | Oct 22, 1997 · Amount on File |
| Deed Document Number | 1998269783 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 108 POST RD, ALAMO, CA 94507-2619 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE |
| Name | Verified Name |
|---|---|
| Address | 108 POST RD, ALAMO, CA 94507-2619 |
| Document Number | 0000095877 |
|---|---|
| Date | Mar 30, 2021 |
| Instrument | 2021-095877 |
| Name | SUMMIT FUNDING INC |
|---|---|
| Type | Mortgage Company |
| Address | SACRAMENTO, CA 95815 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 397 Months |
| Due | Apr 1, 2054 |
The 2025 property tax bill for 108 Post Rd was $12,768 with a homeowner's exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Walnut Creek Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,084,150 (+2%) Land $419,745 Building $664,405 | |
| 2025 | $12,768.00 Homeowner's exemption | $1,062,893 Land $411,515 Building $651,378 |
| 2023 | $12,292.00 (+2.24%) Homeowner's exemption | $1,021,622 Land $395,537 Building $626,085 |
| 2022 | $12,023.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 108 Post Rd in Zone X, an area of minimal flood risk, though there have been 8 flood claims nearby since 1997.
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 File median of 62 policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 62 in force |
| Nearby Flood Claims | 8 (1997–2022) |
| Claims Outside the SFHA | 1 of 8 |
| Most Recent Claim | Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
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.
Wildfire risk around 108 Post Rd is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 66% of the US · lower than 80% of California |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Direct burnable vegetation |
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 316 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Sonic Telecom, T-Mobile.
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