21137 Bison Mesa Rd, Riverside, CA 92507 Property Records

Riverside County property record for 21137 Bison Mesa Rd, Riverside, CA 92507

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,093 sqft · built 2020
Lot Size	0.231 acres (10,062 sqft)
Owner	Company Name on File
Last Sale	$546,500 (Jan 2021)
Tax Bill	$11,137 (2025)
Deeds & Mortgages	Feb 2024 Second Mortgage Jan 2023 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`255-591-015`

Property Details

APN / Parcel Number

Primary APN	`255-591-015`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Stories	1 Story
Building Area	2,093 sqft Living Area
Gross Area	2,563 sqft
1st Floor Area	2,093 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2020
Effective Year Built	Effective 2020
Construction Type	Wood
Lot Area	10,062 sqft (0.231 acres)
Garage Type	Attached
Garage Area	418 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	21137 BISON MESA RD
City	RIVERSIDE
State	CA
Zip	92507-0025
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	ACRES 0.23098995 ACREAGEQUALCODE ML LOT 107 LOTTYPE L MAPPLATB 469 MAPPLATP 062 SUBDIVISIONNAME TR 29740
Legal Subdivision	TRACT NO 29740
Legal Tract	29740
Legal Lot Number	107
Jurisdiction	RIVERSIDE CA
Township / Civil Division	RIVERSIDE
Census Block Group	1
Census Block	1000
Census Tract	42214

Owner

21137 Bison Mesa Rd is owned by a company that bought it in January 2021 and is owner-occupied.

Source: Riverside County records, as of May 6, 2026

Owner of Record	Company Name on File
Mailing Address	21137 BISON MESA RD, RIVERSIDE, CA 92507-0025
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Borrower in Default

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Feb 1, 2024	Deed of Trust, Mortgage · Stand-Alone Second Mortgage SCHOOLSFIRST FCU
Jan 17, 2023	Intrafamily Transfer, Transfer
Jan 28, 2021	Grant Deed, Transfer · Conventional Mortgage KBHS HOME LOANS LLC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jan 28, 2021 · Amount on File
Deed Sale	Jan 28, 2021 · Amount on File
Deed Document Number	202159082
Record Updated	Jun 8, 2026

February 2024: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	RIVERSIDE CA
Property Address	21137 BISON MESA RD, RIVERSIDE, CA 92507-0025
Transaction Type	Mortgage
Record Updated	Feb 12, 2024
Title Company	STEWART TITLE, STEWART TITLE GUARANTY CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	21137 BISON MESA RD, RIVERSIDE, CA 92507-0025

Mortgage

Document Number	0000030594
Date	Feb 1, 2024
Instrument	2024-0030594

Lender

Name	SCHOOLSFIRST FCU
Type	Credit Union
Address	TUSTIN, CA 92780

Agreement

Type	Stand-Alone Second Mortgage
Amount	Amount on Record
Term	180 Months
Due	Feb 1, 2039

January 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	RIVERSIDE CA
Recording Date	Jan 17, 2023
Property Address	21137 BISON MESA RD, RIVERSIDE, CA 92507-0025
Document Number	0000012287
Map Reference	MB 469 PG 62
Instrument Date	Dec 16, 2022
Instrument	2023-0012287
Transaction Type	Transfer
Record Updated	Jun 7, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	21137 BISON MESA RD, RIVERSIDE, CA 92507-0025

January 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	RIVERSIDE CA
Recording Date	Jan 28, 2021
Property Address	21137 BISON MESA RD, RIVERSIDE, CA 92507-0025
Document Number	0000059082
Map Reference	MB 469 PG 62-76
Instrument Date	Sep 16, 2020
Instrument	2021-0059082
Transaction Type	Transfer
Record Updated	Oct 4, 2022
Title Company	FNTG BUILDER SERVICES

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	21149 BISON MESA RD, RIVERSIDE, CA 92507-0025
Investor	Possibly a Property Investor

Mortgage

Document Number	0000059083
Date	Jan 28, 2021
Instrument	2021-0059083

Lender

Name	KBHS HOME LOANS LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Feb 1, 2051

Tax Assessment & Valuation

The 2025 property tax bill for 21137 Bison Mesa Rd was $11,137 with a homeowner's exemption.

Source: Riverside County assessment roll, as of August 6, 2025

Property Jurisdictions

Type	Name
State	California
County	Riverside County
Unified School District	Riverside Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$11,137.00 Homeowner's exemption	$637,829 Land $81,181 Building $556,648
2023	$10,105.00 (+2.02%) Homeowner's exemption	$568,064 Land $78,030 Building $490,034
2022	$9,905.00
2021			$519,480

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 21137 Bison Mesa Rd 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

Wildfire risk around 21137 Bison Mesa Rd 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.

Drinking Water

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

Violations Reported to EPA

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.

Internet Providers

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.

Cell Coverage

5G (outdoors only) and 4G LTE

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