Contra Costa County property record for 261 Hartz Ave, Danville, CA 94526
| Property Type | Retail Stores (Personal Services, Photography, Travel) |
|---|---|
| Details | 1,946 sqft · built 1900 |
| Lot Size | 0.184 acres (8,015 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $172,000 (Dec 1998) |
| Tax Bill | $23,026 (2025) |
| Deeds & Mortgages | Mar 2021 Transfer Feb 2021 Transfer + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 199-350-007-1 |
| Primary APN | 199-350-007-1 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 1,946 sqft Gross Area |
| 1st Floor Area | 1,946 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1985 |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 8,015 sqft (0.184 acres) |
| Heating System | HVAC |
|---|
| Street Address | 261 HARTZ AVE, 281 |
|---|---|
| City | DANVILLE |
| State | CA |
| Zip | 94526-3309 |
| Property Category | Commercial |
| Property Type | Commercial > Retail > Retail Stores (Personal Services, Photography, Travel) |
| Legal Description | POR RO SAN RAMON IN TOWN OF DANVILLE |
| Legal Subdivision | HARRISON ADD/DANVILLE |
| Legal Block | E |
| Legal Lot Number | 2 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3009 |
| Census Tract | 345203 |
261 Hartz Ave is held in a trust since February 2021.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 20 WHITSIDE CT, DANVILLE, CA 94526-4322 |
| 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.
| Date | Document |
|---|---|
| Mar 11, 2021 | Quit Claim Deed, Transfer Quitclaim |
| Feb 9, 2021 | Intrafamily Transfer, Transfer |
| May 30, 2018 | Loan Modification, Mortgage COMMUNITY BK/BAY |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 1, 1998 · Amount on File |
| Deed Sale | Dec 1, 1998 · Amount on File |
| Prior Sale | Mar 1, 1996 · Amount on File |
| Deed Document Number | 1998300273 |
| Last Transfer Date | Feb 8, 2021 |
| Transfer Doc | 0000074937 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Mar 11, 2021 |
| Property Address | 261 HARTZ AVE, DANVILLE, CA 94526-3309 |
| Document Number | 0000074937 |
| Map Reference | MB 1 PG 25 |
| Instrument Date | Feb 8, 2021 |
| Instrument | 2021-074937 |
| Transaction Type | Transfer |
| Record Updated | Dec 19, 2025 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 261 HARTZ AVE, DANVILLE, CA 94526-3309 |
| Name | Verified Name |
|---|
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Feb 9, 2021 |
| Property Address | 261 HARTZ AVE, DANVILLE, CA 94526-3309 |
| Document Number | 0000039160 |
| Map Reference | MB 1 PG 25 |
| Instrument Date | Feb 8, 2021 |
| Instrument | 2021-039160 |
| Transaction Type | Transfer |
| Record Updated | Dec 19, 2025 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 261 HARTZ AVE, DANVILLE, CA 94526-3309 |
| Document Type | Loan Modification |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 261 HARTZ AVE # 281, 281, DANVILLE, CA 94526-3309 |
| Document Number | 0000095594 |
| Instrument Date | May 30, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Jun 21, 2018 |
| Title Company | OLD REPUBLIC TITLE SF |
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 261 HARTZ AVE DANVILLE CA 945263309, DANVILLE, CA 94526-3309 |
| Document Number | 0000095594 |
|---|---|
| Date | Jun 15, 2018 |
| Instrument | 95594 |
| Name | COMMUNITY BK/BAY |
|---|---|
| Type | Bank |
| Address | OAKLAND, CA 94612 |
| Amount | Amount on Record |
|---|
The 2025 property tax bill for 261 Hartz Ave was $23,026.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Danville Town |
| Unified School District | San Ramon Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,894,435 (+2%) Land $407,346 Building $1,487,089 | |
| 2025 | $23,026.00 | $1,857,290 Land $399,359 Building $1,457,931 |
| 2023 | $21,995.00 (+4.83%) | $1,785,171 (+2%) Land $383,852 Building $1,401,319 |
| 2022 | $20,981.00 | $1,750,169 Land $376,326 Building $1,373,843 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 261 Hartz Ave in Zone X, an area of minimal flood risk.
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 |
| Nearby Flood Policies | 5 in force |
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 261 Hartz Ave is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
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 398 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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