Buying or refinancing a manufactured home in Riverside starts with a question that is more useful here than in most cities: is the address inside the city limits, or in one of the unincorporated areas around it? Riverside is the county seat of Riverside County, and the city runs its own mobile home rent program. Step across the city line into an unincorporated community such as Woodcrest or Lake Mathews and a county ordinance applies instead, with different rules.
The second question is the one every California purchase turns on: is the home in a mobile home park, where you own the home and rent the space, or does the land transfer with it? Santiago Financial, Inc. finances both setups, and the California hub page explains the general difference between a park home and a home on owned land. This page covers what is specific to Riverside.
Which rent rules apply depends on which side of the city line the park is on
The City of Riverside’s Mobile Home Parks Rent Stabilization Program, Chapter 5.75 of the municipal code, applies to mobile home parks within the city limits. Riverside County’s Mobile Home Park Rent Stabilization Ordinance, Ordinance 760, applies to parks in the unincorporated area of the county; it does not cover spaces in parks built after January 1, 1990, or spaces first rented after that date.
Jurupa Valley, Moreno Valley and Perris are separate cities with their own policies. Neither program tells you what a space costs, and both can change, so ask the city or county which rules cover the park you like and get the current rent and its recent increases in writing. Statewide, park tenancies come under California’s Mobilehome Residency Law, and HCD runs a Mobilehome Residency Law Protection Program for certain disputes between homeowners and park management.
Who sets the space-rent rules for a Riverside-area park
| Where the park is | Whose rules | Where to check |
|---|---|---|
| Inside the City of Riverside | The city’s rent stabilization program (Chapter 5.75) | The city’s housing office |
| Woodcrest, Lake Mathews and other unincorporated areas | Riverside County Ordinance 760, with exemptions for newer parks and spaces | Riverside County Housing and Workforce Solutions |
| Jurupa Valley, Moreno Valley, Perris | Each city decides its own policy | That city’s housing or clerk’s office |
Title, taxes and county records for a Riverside home
California titles manufactured homes through HCD, not the DMV, and the hub page links the official title and transfer pages. Two county matters come into a Riverside transaction as well.
The Riverside County Assessor-County Clerk-Recorder is where a home installed on a foundation system has its HCD Form 433A recorded, and it explains that manufactured homes purchased new after June 30, 1980, and those on permanent foundations, are subject to property tax, while many older homes pay an in-lieu fee to HCD instead.
Ask early which tax system a home is on. It changes the clearance records a transfer needs and the monthly cost you should budget. California HCD title basics for buyers walks through the title side.
Heat, hills and the river: what to look up before you make an offer
Riverside summers are hot. In NOAA’s 1991 to 2020 climate normals, the average daily high at Riverside Municipal Airport is 93°F in July and 95°F in August, so cooling belongs in the monthly cost beside the loan payment and space rent. Ask the seller for a year of electricity bills, and have the air conditioning, ducts, insulation and skirting inspected.
The hills on several sides of the city carry zones on the state’s Fire Hazard Severity Zone maps, which were updated for local responsibility areas in 2025. The Riverside Fire Department links a map viewer for the city, and its adoption guide notes that the maps identify hazard potential rather than immediate risk, and that owners in High and Very High zones must keep defensible space and disclose the designation when they sell.
Treat a mapped zone as a reason to get a manufactured home insurance quote before you commit, because a lender generally requires acceptable coverage before closing.
The Santa Ana River runs along the city’s northwestern edge. Look up any address in FEMA’s Flood Map Service Center: lenders use those maps to decide whether flood insurance is required, and if it is, the premium joins the monthly cost.
Nearby areas
Riverside is the hub of a large county, and the local rules change from city to city. We also have pages for Corona, San Bernardino, Hemet, Calimesa and Beaumont and Yucaipa, and a guide to how the manufactured home areas of Riverside County compare.
Every application is reviewed individually, and all financing is subject to credit approval. Local rules change, so confirm them with the city or county; this page is general information, not legal or tax advice.