Contra Costa County property record for 20 Belfast Pl, San Ramon, CA 94583
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,049 sqft · built 1969 |
| Lot Size | 0.176 acres (7,650 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $2,813 (2025) |
| Deeds & Mortgages | Dec 2020 Mortgage Mar 2022 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 212-112-020-4 |
| Primary APN | 212-112-020-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,049 sqft Living Area |
| 1st Floor Area | 1,257 sqft |
| 2nd Floor Area | 792 sqft |
| Year Built | Built 1969 |
|---|---|
| Effective Year Built | Effective 1982 |
| Lot Area | 7,650 sqft (0.176 acres) |
| Garage Type | Attached |
| Garage Area | 510 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 20 BELFAST PL |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-3111 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 3262 LOT 37 EX MR |
| Legal Subdivision | SUBDIVISION 3262 |
| Legal Tract | 3262 |
| Legal Lot Number | 37 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2009 |
| Census Tract | 345102 |
20 Belfast Pl is owned and occupied by two individuals who acquired it in May 2008.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 20 BELFAST PL, SAN RAMON, CA 94583-3111 |
| 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 |
|---|---|
| Dec 15, 2020 | Deed of Trust, Mortgage · Conventional Mortgage CMG MORTGAGE INC |
| Mar 31, 2022 | Deed of Trust, Mortgage · Line of Credit PATELCO CU |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | May 12, 2008 |
| Transfer Doc | 0000259336 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 20 BELFAST PL, SAN RAMON, CA 94583-3111 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE CO |
| Name | Verified Name |
|---|---|
| Address | 20 BELFAST PI, SAN RAMON, CA 94583-3111 |
| Document Number | 0000314389 |
|---|---|
| Date | Dec 15, 2020 |
| Instrument | 2020-314389 |
| Name | CMG MORTGAGE INC |
|---|---|
| Type | Mortgage Company |
| Address | SAN RAMON, CA 94583 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jan 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 20 BELFAST PL, SAN RAMON, CA 94583-3111 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Name | Verified Name |
|---|---|
| Address | 20 BELFAST PL, SAN RAMON, CA 94583-3111 |
| Document Number | 0000056988 |
|---|---|
| Date | Mar 31, 2022 |
| Instrument | 2022-056988 |
| Name | PATELCO CU |
|---|---|
| Type | Credit Union |
| Address | DUBLIN, CA 94568 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 302 Months |
| Due | Apr 30, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4% |
| Change Frequency | Monthly |
| Max Rate | 17% |
The 2025 property tax bill for 20 Belfast Pl was $2,813.
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 | $185,143 (+2%) Land $17,060 Building $168,083 | |
| 2025 | $2,813.00 | $181,514 Land $16,726 Building $164,788 |
| 2023 | $2,703.00 (+0.67%) | $174,468 Land $16,078 Building $158,390 |
| 2022 | $2,685.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 20 Belfast Pl in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 20 Belfast Pl is low, with a 0.02% 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 | 0.02% 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 613 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
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