Contra Costa County property record for 9989 Alcosta Blvd, San Ramon, CA 94583
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,383 sqft · built 1971 |
| Lot Size | 0.168 acres (7,300 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $920,000 (Feb 2018) |
| Tax Bill | $12,181 (2025) |
| Deeds & Mortgages | Feb 2021 Mortgage Aug 2022 Line of Credit + 6 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 212-132-011-9 |
| Primary APN | 212-132-011-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 1,383 sqft Living Area |
| 1st Floor Area | 1,383 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1971 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 7,300 sqft (0.168 acres) |
| Lot Dimensions | 73 ft deep x 100 ft wide |
| Garage Type | Attached |
| Garage Area | 456 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 9989 ALCOSTA BLVD |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-3057 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 3840 LOT 108 EX MR |
| Legal Subdivision | SUBDIVISION 3840 |
| Legal Tract | 3840 |
| Legal Lot Number | 108 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3011 |
| Census Tract | 345103 |
9989 Alcosta Blvd is owned and occupied by two individuals who bought it in February 2018.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 9989 ALCOSTA BLVD, SAN RAMON, CA 94583-3057 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 |
|---|---|
| Feb 18, 2021 | Deed of Trust, Mortgage · Conventional Mortgage LOANDEPOT.COM LLC |
| Aug 23, 2022 | Deed of Trust, Mortgage · Line of Credit FIRST REPUBLIC BANK |
| Jul 23, 2019 | Deed of Trust, Mortgage · ARM PATELCO CU |
| Sep 28, 2020 | Deed of Trust, Mortgage · Conventional Mortgage WINNPOINTE CORPORATION |
| Apr 3, 2020 | Deed of Trust, Mortgage BANK OF AMERICA |
| Feb 12, 2019 | Deed of Trust, Mortgage GOLDEN 1 CU |
| Feb 14, 2018 | Grant Deed, Transfer · ARM MUFG UNION BANK NA |
| Aug 10, 2017 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 14, 2018 · Amount on File |
| Deed Sale | Feb 14, 2018 · Amount on File |
| Prior Sale | Oct 28, 1999 · Amount on File |
| Deed Document Number | 201823620 |
| Prior Transfer Date | Jul 27, 2017 |
| Prior Transfer Doc | 0000144353 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 9989 ALCOSTA BLVD, SAN RAMON, CA 94583-3057 |
| Transaction Type | Mortgage |
| Record Updated | Jun 8, 2026 |
| Title Company | AMERICAN SW TITLE, AMERICAN COAST TITLE |
| Name | Verified Name |
|---|---|
| Address | 9989 ALCOSTA BLVD, SAN RAMON, CA 94583-3057 |
| Document Number | 0000049952 |
|---|---|
| Date | Feb 18, 2021 |
| Instrument | 2021-049952 |
| Name | LOANDEPOT.COM LLC |
|---|---|
| Type | Mortgage Company |
| Address | FOOTHILL RANCH, CA 92610 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Mar 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 9989 ALCOSTA BLVD, SAN RAMON, CA 94583-3057 |
| Transaction Type | Mortgage |
| Record Updated | Jun 8, 2026 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 9989 ALCOSTA BLVD, SAN RAMON, CA 94583-3057 |
| Document Number | 0000129936 |
|---|---|
| Date | Aug 23, 2022 |
| Instrument | 2022-129936 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 300 Months |
| Due | Aug 26, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 9989 ALCOSTA BLVD, SAN RAMON, CA 94583-3057 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | PLACER TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000113870 |
|---|---|
| Date | Jul 23, 2019 |
| Instrument | 2019-113870 |
| Name | PATELCO CU |
|---|---|
| Type | Credit Union |
| Address | PLEASANTON, CA 94588 |
| Type | ARM |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Aug 1, 2049 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.25% |
| Type Change Date | Aug 1, 2026 |
| Change Frequency | Annually |
| Min Rate At Change | 2.25% |
| Max Rate At Change | 5.25% |
| Index | 1-Year CMT |
| Max Rate | 9.25% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 9989 ALCOSTA BLVD, SAN RAMON, CA 94583-3057 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | ORANGE COAST TITLE |
| Name | Verified Name |
|---|---|
| Address | 9989 ALCOSTA BLVD, SAN RAMON, CA 94583-3057 |
| Document Number | 0000217962 |
|---|---|
| Date | Sep 28, 2020 |
| Instrument | 2020-217962 |
| Name | WINNPOINTE CORPORATION |
|---|---|
| Type | Mortgage Company |
| Address | ORANGE, CA 92868 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Oct 1, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 9989 ALCOSTA BLVD, SAN RAMON, CA 94583-3057 |
| Document Number | 0000069189 |
| Instrument Date | Apr 3, 2020 |
| Transaction Type | Mortgage |
| Record Updated | May 4, 2020 |
| Title Company | STEWART TITLE |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 9989 ALCOSTA BLVD SAN RAMON CA 945833057, SAN RAMON, CA 94583-3057 |
| Document Number | 0000069189 |
|---|---|
| Date | Apr 13, 2020 |
| Instrument | 69189 |
| Name | BANK OF AMERICA |
|---|---|
| Type | Bank |
| Address | CHARLOTTE, NC 28255 |
| Amount | Amount on Record |
|---|---|
| Term | 360 Months |
| Due | Apr 12, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.37% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 9989 ALCOSTA BLVD, SAN RAMON, CA 94583-3057 |
| Document Number | 0000022795 |
| Instrument Date | Feb 12, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Mar 1, 2019 |
| Title Company | FIRST AMERICAN TITLE, FIRST AMERICAN TITLE (CONCORD) |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 9989 ALCOSTA BLVD SAN RAMON CA 945833057, SAN RAMON, CA 94583-3057 |
| Document Number | 0000022795 |
|---|---|
| Date | Feb 20, 2019 |
| Instrument | 22795 |
| Name | GOLDEN 1 CU |
|---|---|
| Type | Credit Union |
| Address | SACRAMENTO, CA 95826 |
| Amount | Amount on Record |
|---|---|
| Term | 360 Months |
| Due | Feb 19, 2049 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.5% |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Feb 14, 2018 |
| Property Address | 9989 ALCOSTA BLVD, SAN RAMON, CA 94583-3057 |
| Document Number | 0000023620 |
| Map Reference | MB 125 PG 42-47 |
| Instrument Date | Feb 12, 2018 |
| Instrument | 2018-023620 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 9989 ALCOSTA BLVD, SAN RAMON, CA 94583-3057 |
| Document Number | 0000023621 |
|---|---|
| Date | Feb 14, 2018 |
| Instrument | 2018-023621 |
| Name | MUFG UNION BANK NA |
|---|---|
| Type | Bank |
| Type | ARM |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Mar 1, 2048 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.87% |
| Type Change Date | Mar 1, 2025 |
| Change Frequency | Annually |
| Min Rate At Change | 2.25% |
| Max Rate At Change | 5.87% |
| Index | 1-Year LIBOR |
| Max Rate | 9.87% |
| Document Number | 0000023622 |
|---|---|
| Date | Feb 14, 2018 |
| Instrument | 2018-023622 |
| Name | MUFG UNION BANK NA |
|---|---|
| Type | Bank |
| Address | SAN DIEGO, CA 92121 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Feb 9, 2048 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 10, 2017 |
| Property Address | 9989 ALCOSTA BLVD, SAN RAMON, CA 94583-3057 |
| Document Number | 0000144353 |
| Instrument Date | Jul 27, 2017 |
| Instrument | 144353 |
| Transaction Type | Transfer |
| Record Updated | Aug 15, 2017 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 616 TIMPANOGOS LN DANVILLE CA 945261419, DANVILLE, CA 94526-1419 |
The 2025 property tax bill for 9989 Alcosta Blvd was $12,181.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | San Ramon City |
| Unified School District | San Ramon Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,067,731 (+2%) Land $783,392 Building $284,339 | |
| 2025 | $12,181.00 | $1,046,796 Land $768,032 Building $278,764 |
| 2023 | $11,753.00 (+0.73%) | $1,006,150 Land $738,209 Building $267,941 |
| 2022 | $11,668.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 9989 Alcosta Blvd in Zone X, an area of minimal flood risk, though there have been 1 flood claim 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 |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 4 in force |
| Nearby Flood Claims | 1 (1982) |
| Most Recent Claim | Jan 1982 · Severe Storms, Flood, Mudslides & High Tide |
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 9989 Alcosta Blvd is low, with a 0.05% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 93% of the US · lower than 96% of California |
|---|---|
| Wildfire Likelihood | 0.05% 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 182 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
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