16400 Porter Ave, Riverside, CA 92504 Property Records

Riverside County property record for 16400 Porter Ave, Riverside, CA 92504

Property Summary

Property Type	Triplex
Details	8 bd · 3.5 ba · 3,130 sqft · built 1933
Lot Size	1.16 acres (50,965 sqft)
Owner	2 Individual Names on Record
Tax Bill	$2,884 (2025)
Flood Zone	Zone D (undetermined)
APN	`274-110-001`

Property Details

APN / Parcel Number

Primary APN	`274-110-001`
Alternative APN	`114704012`

Interior

Bedrooms	8 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Units	3 Units
Stories	1 Story
Building Area	3,130 sqft Living Area
Gross Area	3,286 sqft
1st Floor Area	3,130 sqft

Exterior

Year Built	Built 1933
Effective Year Built	Effective 1938
Architectural Style	Triplex
Construction Type	Wood
Roof Material	Gravel
Lot Area	50,965 sqft
Garage Type	Detached
Garage Area	380 sqft
Parking Spaces	1 Parking Space
Total Buildings	3 Buildings

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Heating Fuel	Gas

Location & Zoning

Old Parcel Number	114704012
Street Address	16400 PORTER AVE
City	RIVERSIDE
State	CA
Zip	92504-6033
Property Category	Residential
Property Type	Residential > Multi-Unit > Triplex
Local Zoning Code	RA
Legal Description	1.17 ACRES IN LOT 35 MB 014/067 WOODCREST ACRES NO 3
Legal Subdivision	WOODCREST ACRES NO 3
Legal Lot Number	35
Jurisdiction	RIVERSIDE CA
Township / Civil Division	RIVERSIDE
Census Block Group	1
Census Block	1020
Census Tract	42004

Owner

Source: Riverside County records, as of July 29, 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 Record
Mailing Address	18320 AVENUE C, PERRIS, CA 92570-6589
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Jun 4, 2007
Transfer Doc	0000390950
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Riverside County assessment roll, as of July 29, 2026

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
2026		$263,528 (+2%) Land $58,548 Building $204,980
2025	$2,884.00 (+4.15%)	$258,361 (+4.04%) Land $57,400 Building $200,961
2023	$2,769.00 (+2.03%)	$248,330 Land $55,172 Building $193,158
2022	$2,714.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective October 14, 2026

FEMA Flood Zone	Zone D undetermined · not studied
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Moderate above 42% of the US · lower than 75% of California
Wildfire Likelihood	0.08% 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	WESTERN MWD serves 87,955 people · EPA ID CA3310049
Water Source	Purchased surface water from several systems
Last State Inspection	Dec 2023
Lead	1 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	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.

Internet Providers

Source: FCC Broadband Data Collection, based on 167 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20
AT&T DSL	100 / 20