Riverside County property record for 21188 Mill Valley Ct, Riverside, CA 92507
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,629 sqft · built 2020 |
| Lot Size | 0.209 acres (9,134 sqft) |
| Owner | Individual Name on File |
| Last Sale | $592,500 (Feb 2021) |
| Tax Bill | $11,382 (2025) |
| Deeds & Mortgages | Feb 2021 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 255-591-008 |
| Primary APN | 255-591-008 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 1 Story |
| Building Area | 2,629 sqft Living Area |
| Year Built | Built 2020 |
|---|---|
| Construction Type | Wood |
| Lot Area | 9,134 sqft (0.209 acres) |
| Garage Type | Attached |
| Garage Area | 422 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | 255591008 |
|---|---|
| Street Address | 21188 MILL VALLEY CT |
| City | RIVERSIDE |
| State | CA |
| Zip | 92507-0035 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ACRES 0.20969791 ACREAGEQUALCODE ML LOT 100 LOTTYPE L MAPPLATB 469 MAPPLATP 062 SUBDIVISIONNAME TR 29740 |
| Legal Tract | 29740 |
| Legal Lot Number | 100 |
| Jurisdiction | RIVERSIDE CA |
| Township / Civil Division | RIVERSIDE |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 42214 |
21188 Mill Valley Ct is owned and occupied by an individual who bought it in February 2021.
Source: Riverside County records, as of October 13, 2025
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 21188 MILL VALLEY CT, RIVERSIDE, CA 92507-0035 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 26, 2021 · Amount on File |
| Deed Sale | Feb 26, 2021 · Amount on File |
| Deed Document Number | 2021-0127304 |
| Record Updated | Jun 8, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | RIVERSIDE CA |
| Recording Date | Feb 26, 2021 |
| Property Address | 21188 MILL VALLEY CT, RIVERSIDE, CA 92507-0035 |
| Document Number | 0000127304 |
| Map Reference | MB 469 PG 62-76 |
| Instrument Date | Sep 23, 2020 |
| Instrument | 2021-0127304 |
| Transaction Type | Transfer |
| Record Updated | Oct 4, 2022 |
| Title Company | FNTG BUILDER SERVICES |
| 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 |
|---|---|
| Address | 21188 MILL VALLEY CT, RIVERSIDE, CA 92507-0035 |
| Document Number | 0000127305 |
|---|---|
| Date | Feb 26, 2021 |
| Instrument | 2021-0127305 |
| Name | KBHS HOME LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Mar 1, 2051 |
The 2025 property tax bill for 21188 Mill Valley Ct was $11,382.
Source: Riverside County assessment roll, as of July 1, 2025
| Type | Name |
|---|---|
| State | California |
| County | Riverside County |
| Unified School District | Riverside Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $11,382.00 | $652,917 Land $81,181 Building $571,736 |
| 2023 | $10,715.00 (+2%) | $616,095 Land $78,030 Building $538,065 |
| 2022 | $10,505.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 21188 Mill Valley Ct in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2003.
Source: FEMA National Flood Hazard Layer, effective October 14, 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 | 1 in force |
| Nearby Flood Claims | 2 (2003–2015) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Jul 2015 · rainfall accumulation |
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 21188 Mill Valley Ct is high, ranking above 80% of the US, with a 0.6% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 80% of the US · above 58% of California |
|---|---|
| Wildfire Likelihood | 0.6% annual chance |
| Exposure | Direct burnable vegetation |
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 | RIVERSIDE HIGHLAND WATER COMPANY private · serves 19,053 people · EPA ID CA3610057 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jan 2025 |
| Lead | 2 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 134 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
May also be available: Verizon.
5G (outdoors only) and 4G LTE
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