Contra Costa County property record for 812 Blarney Ave, Concord, CA 94518 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1961 |
| Square Footage | 1,482 sqft Living Area |
| Lot Size | 8,300 sqft (0.191 acres) |
| Garage | Attached, 456 sqft |
| Last Sale | $310,000 (2012) |
| Tax Bill | $5,310.00 (2025) |
Source: Contra Costa County records · APN 129-271-005-8
Assessment roll updated July 14, 2026 · Last verified July 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 | 812 BLARNEY AVE, CONCORD, CA 94518-2725 |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Mar 23, 2012 · Amount on Record |
| Deed Sale | Mar 23, 2012 · Amount on Record |
| Prior Sale | Aug 06, 1997 · Amount on Record |
| Deed Doc Number | 201266631 |
| Last Transfer Date | Jul 13, 2021 |
| Transfer Doc | 0000205584 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 21, 2021 |
| Property Address | 812 BLARNEY AVE, CONCORD, CA 94518-2725 |
| Document Number | 0000205584 |
| Map Reference | MB 79 PG 8 |
| Instrument Date | Jul 13, 2021 |
| Instrument | 2021-205584 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Living Trust |
| Address | 812 BLARNEY AVE, CONCORD, CA 94518-2725 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Concord City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $397,151 (+2%) Land $307,220 Building $89,931 | |
| 2025 | $5,310.00 (+4.96%) | $389,365 (+4.04%) Land $301,197 Building $88,168 |
| 2023 | $5,059.00 (+1.59%) | $374,248 Land $289,502 Building $84,746 |
| 2022 | $4,980.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
| Primary APN | 129-271-005-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Building Area | 1,482 sqft Living Area |
| Gross Area | 1,938 sqft Gross Area |
| 1st Floor | 1,482 sqft 1st Floor |
| Stories | 1 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1961 |
|---|---|
| Effective Year Built | Effective 1961 |
| Architectural Style | Ranch Style |
| Exterior Material | Stucco Exterior |
| Construction Type | Frame Construction |
| Roof Material | Wood Shingle Roof |
| Lot Area | 8,300 sqft (0.191 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 456 sqft Garage |
| Heating System | Forced Air with Air Conditioning Heating |
|---|---|
| Sewage | Municipal Sewage |
| Water Source | Commercial Water Source |
| Street Address | 812 BLARNEY AVE |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94518-2725 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | TRACT 2806 LOT 48 EX MR |
| Legal Subdivision | VISTA DIABLO UNIT #4 |
| Legal Tract | 2806 |
| Legal Lot Number | 48 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | CENTRAL CONTRA COSTA |
| Census Blockgroup | 4 |
| Census Block | 4006 |
| Census Tract | 337202 |
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