Contra Costa County property record for 6821 Johnston Rd, Pleasanton, CA 94588
| Property Type | Pasture |
|---|---|
| Details | 2,252 sqft · built 1989 |
| Lot Size | 19.9 acres (869,501 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $8,064 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 204-120-014-4 |
| Primary APN | 204-120-014-4 |
|---|---|
| Alternative APN |
|
| Total Rooms | 2 Rooms |
|---|---|
| Stories | 1 Story |
| Building Area | 2,252 sqft Gross Area |
| 1st Floor Area | 2,252 sqft |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 1989 |
| Lot Area | 869,501 sqft |
| Street Address | 6821 JOHNSTON RD |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583 |
| Property Category | Agriculture or Farming |
| Property Type | Agriculture / Farming > Pasture |
| Local Zoning Code | A20 |
| Legal Description | PCL MAP 134 PG 50 PCL A |
| Legal Subdivision | PM MS1-87 |
| Legal Tract | 134PM50 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | TASSAJARA |
| Census Block Group | 1 |
| Census Block | 1054 |
| Census Tract | 355112 |
6821 Johnston Rd, an agricultural property, is held in a trust since January 1994.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 6821 JOHNSTON RD, PLEASANTON, CA 94588-9591 |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Jan 14, 1994 |
| Transfer Doc | 0000027137 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 6821 Johnston Rd was $8,064.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | San Ramon Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $742,487 (+2%) Land $258,594 Building $483,893 | |
| 2025 | $8,064.00 | $727,929 Land $253,524 Building $474,405 |
| 2023 | $7,796.00 (+0.65%) | $699,664 Land $243,680 Building $455,984 |
| 2022 | $7,746.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 6821 Johnston Rd in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1982.
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 14 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 14 in force |
| Nearby Flood Claims | 2 (1982–2017) |
| Most Recent Claim | Jan 2017 · Severe Winter Storms, Flooding, And Mudslides |
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 6821 Johnston Rd is very high, ranking above 93% of the US, with a 2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Very High above 93% of the US · above 77% of California |
|---|---|
| Wildfire Likelihood | 2% annual chance |
| Exposure | Direct burnable vegetation |
Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 10 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
May also be available: AT&T, Etheric Networks, T-Mobile.
5G (outdoors only) and 4G LTE
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