Contra Costa County property record for 800 Blarney Ave, Concord, CA 94518 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,265 sqft · built 1961 |
| Lot Size | 0.197 acres (8,600 sqft) |
| Owner | Company Name on File |
| Tax Bill | $3,645 (2025) |
| Deeds & Mortgages | Jan 2017 Line of Credit Jul 2019 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 129-271-027-2 |
| Primary APN | 129-271-027-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,265 sqft Living Area |
| 1st Floor Area | 1,265 sqft |
| Year Built | Built 1961 |
|---|---|
| Effective Year Built | Effective 1961 |
| Lot Area | 8,600 sqft (0.197 acres) |
| Garage Type | Attached |
| Garage Area | 456 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 800 BLARNEY AVE |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94518-2725 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 2806 POR LOT 50 EX MR |
| Legal Subdivision | SUBDIVISION 2806 |
| Legal Tract | 2806 |
| Legal Lot Number | 50 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4006 |
| Census Tract | 337202 |
Source: Contra Costa County records · APN 129-271-027-2
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 | 800 BLARNEY AVE, CONCORD, CA 94518-2725 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Jan 25, 2017 | Deed of Trust, Mortgage · Line of Credit CITIBANK NA |
| Jul 23, 2019 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Jul 12, 2019 |
| Transfer Doc | 0000114357 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 800 BLARNEY AVE, CONCORD, CA 94518-2725 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | OLD REPUBLIC TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000015216 |
|---|---|
| Date | Jan 25, 2017 |
| Instrument | 2017-015216 |
| Name | CITIBANK NA |
|---|---|
| Type | Bank |
| Address | SIOUX FALLS, SD 57104 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 23, 2019 |
| Property Address | 800 BLARNEY AVE, CONCORD, CA 94518-2725 |
| Document Number | 0000114357 |
| Instrument Date | Jul 12, 2019 |
| Instrument | 114357 |
| Transaction Type | Transfer |
| Record Updated | Jul 31, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 800 BLARNEY AVE DIABLO CA 94528, DIABLO, CA 94528 |
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 | $250,485 (+2%) Land $115,090 Building $135,395 | |
| 2025 | $3,645.00 (+5.62%) Homeowner's exemption | $245,575 (+4.04%) Land $112,834 Building $132,741 |
| 2023 | $3,451.00 (+1.95%) Homeowner's exemption | $236,041 Land $108,453 Building $127,588 |
| 2022 | $3,385.00 |
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 |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | 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.
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