Contra Costa County property record for 528 Iris Ln, San Ramon, CA 94582 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,871 sqft · built 1992 |
| Lot Size | 0.208 acres (9,040 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $805,000 (Aug 2012) |
| Tax Bill | $12,387 (2025) |
| Deeds & Mortgages | Jun 2021 Mortgage Feb 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 217-401-015-3 |
| Primary APN | 217-401-015-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 3,871 sqft Living Area |
| 1st Floor Area | 1,847 sqft |
| 2nd Floor Area | 2,024 sqft |
| Year Built | Built 1992 |
|---|---|
| Effective Year Built | Effective 1992 |
| Lot Area | 9,040 sqft (0.208 acres) |
| Garage Type | Attached |
| Garage Area | 594 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 528 IRIS LN |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94582-5539 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7015 L53 |
| Legal Subdivision | WEST BRANCH SUB 7015 |
| Legal Tract | 7015 |
| Legal Lot Number | 53 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | TASSAJARA |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 355121 |
Source: Contra Costa County records · APN 217-401-015-3
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 528 IRIS LN, SAN RAMON, CA 94582-5539 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Date | Document |
|---|---|
| Jun 24, 2021 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| Feb 06, 2020 | Deed of Trust, Mortgage · Conventional Mortgage BANK OF AMERICA |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Aug 14, 2012 · Amount on Record |
| Deed Sale | Aug 14, 2012 · Amount on Record |
| Deed Document Number | 2012195388 |
| Last Transfer Date | Jan 11, 2013 |
| Transfer Doc | 0000019970 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 528 IRIS LN, SAN RAMON, CA 94582-5539 |
| Transaction Type | Mortgage |
| Record Updated | Jun 08, 2026 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 528 IRIS LN, SAN RAMON, CA 94582-5539 |
| Investor | Possibly a Property Investor |
| Document Number | 0000181204 |
|---|---|
| Date | Jun 24, 2021 |
| Instrument | 2021-181204 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 241 Months |
| Due | Jul 01, 2041 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 528 IRIS LN, SAN RAMON, CA 94582-5539 |
| Document Number | 0000039152 |
| Instrument Date | Feb 06, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Mar 06, 2020 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 528 IRIS LN SAN RAMON CA 945825539, SAN RAMON, CA 94582-5539 |
| Document Number | 0000039152 |
|---|---|
| Date | Mar 02, 2020 |
| Instrument | 39152 |
| Name | BANK OF AMERICA |
|---|---|
| Type | Bank |
| Address | CHARLOTTE, NC 28255 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Mar 01, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.62% |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | San Ramon City |
| Unified School District | San Ramon Valley 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 | $1,011,112 (+2%) Land $602,900 Building $408,212 | |
| 2025 | $12,387.00 (+4.14%) Homeowner's exemption | $991,287 (+4.04%) Land $591,079 Building $400,208 |
| 2023 | $11,895.00 (+0.94%) Homeowner's exemption | $952,796 Land $568,128 Building $384,668 |
| 2022 | $11,784.00 |
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 |
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Wildfire Risk | Moderate above 54% of the US · above 32% of California |
|---|---|
| Wildfire Likelihood | About 1 in 714 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
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