Rohnert Park is an incorporated city in Sonoma County, California.
Sonoma County · city
Rohnert Park
Rohnert Park is an incorporated city in Sonoma County, in the North Bay. About 44,546 residents (2023 Census estimate). 7.29 sq mi of land. Verify city vs county jurisdiction on the APN. Screen any APN in or near Rohnert Park for zoning, FEMA flood, CAL FIRE / WUI wildfire hazard, soils, geology, and planning — every finding linked to the official source — then verify with Rohnert Park or Sonoma County planning before you buy or entitle.
Updated 2026-08-29
Useful sources for searching Rohnert Park: Official sources to verify buildability in Rohnert Park ↓
About Rohnert Park land diligence
Rohnert Park is an incorporated city in Sonoma County, in the North Bay. About 44,546 residents (2023 Census estimate). 7.29 sq mi of land. Verify city vs county jurisdiction on the APN.
Confirm whether the lot is inside Rohnert Park limits or unincorporated Sonoma County, then verify zoning on the official planning site. Most deals need both a fast multi-layer screen and a follow-up with local planners—especially where city limits, specific plans, hillside fire standards, or floodplain rules apply.
Search intents this page answers: zoning in Rohnert Park, FEMA flood near Rohnert Park, CAL FIRE hazard severity, APN lookup, and whether a vacant lot is buildable before you spend on surveys or design.
Community snapshot
Character: Planned suburban city between Santa Rosa and Petaluma.
Population: about 44,411 residents (2023 estimate).
Climate: Mediterranean — mild wet winters, warm dry summers (North Bay).
Regional context: wine-country influence can shape land use, tourism, and edge-lot values.
Jurisdiction check: confirm whether the APN is inside Rohnert Park limits or unincorporated Sonoma County before relying on city zoning maps alone.
Housing & land patterns
Median home
$666k
Median income
$99k
Ownership
50%
Median year built
1982
vs California
-12%
Terrain
Coastal bluffs · Russian River · Santa Rosa Plain
Rohnert Park — Planned suburban city between Santa Rosa and Petaluma with housing prices below the California ACS median, household incomes near the state average, a nearly even owner/renter split, and housing stock primarily built during the late 20th century.
Housing market
Median home value
$666k
$666,300
Somewhat lower than CA
Median rent
$2,279/mo
Median household income
$99k
$99,273
Near California average
Vacancy rate
3.5%
-12% vs California ACS median
Housing characteristics
1982
19202025
Typical home age signal — not a forecast of new construction.
Affordability & housing mix
Home value ÷ income
6.7×
ACS proxy — median home value divided by median household income
Rent ÷ income
28%
Annual median gross rent as share of median household income
Rent burden 30%+
40%
Share of renter households paying 30% or more of income on gross rent
Derived ACS ratios for market context — not a proprietary cost-of-living index or lender qualification standard.
Units-in-structure mix from ACS — shares of total housing units, not new construction pipeline.
Lifestyle & investment
Families
- Income levels vary — confirm school and commute fit locally
- Neighborhood amenities and lot hazards still decide fit
- Confirm attendance boundaries on the specific APN
Retirees
- Housing stock centered around 1982 — maintenance needs vary
- Walkability and healthcare access differ street to street
- Review HOA rules, insurance, and parcel hazards before buying
Investors
- Balanced tenure mix can support rental demand
- ACS median gross rent about $2,279/mo
- Zoning, ADU rules, and insurance drive outcomes more than ACS averages
Builders
- Valley lots can be gentle yet flood-exposed—pair topography with FEMA
- Verify zoning, setbacks, and utility access early
- Geotechnical and grading reviews are common on hillside lots
Terrain & geography
Sonoma County spans Pacific coast, foggy river valleys, volcanic highlands, and Mayacamas ridges. Petaluma and Santa Rosa flats sit near steep coastal and mountain terrain within the same county.
Elevation Sea level along the coast to roughly 4,000+ ft in the Mayacamas and Geysers area
01Coastal bluffsCoastal bluffs, terraces, and Sonoma Coast headlands
02Russian RiverRussian River and Petaluma River valleys and floodplains
03Santa Rosa PlainSanta Rosa Plain and other inland valley floors
04Mayacamas MountainsMayacamas Mountains, Sonoma Mountain, and volcanic highlands
Development checklist
- Slope and grading feasibility
- Flood exposure and drainage
- Wildfire / WUI hazard
- Liquefaction and geology where mapped
- Zoning, setbacks, and overlays
- Utility access (water, sewer/septic, power)
- Geotechnical conditions on hillside or fill lots
Screen slope and elevation on the APN in Parcel View, then confirm grading, driveway grades, and pad feasibility with Sonoma County planning and a licensed surveyor/engineer.
Key takeaways
- Use ACS medians as market context for Rohnert Park, then verify current listings locally.
- Terrain shifts across several landscapes — from coastal bluffs to mayacamas mountains.
- Parcel-specific screening for zoning, flood, wildfire, soils, and slope matters more than any countywide average.
What Parcel View checks in Rohnert Park
Parcel & APN
Boundary and assessor parcel number context so you can confirm you are looking at the right lot inside or near Rohnert Park.
Zoning & land use
Reference zoning and general plan overlays from public GIS—verify final district with Rohnert Park or Sonoma County planning.
FEMA flood
National Flood Hazard Layer zones across the parcel, including Special Flood Hazard Areas that affect insurance and building rules around Rohnert Park.
Wildfire hazard
CAL FIRE Fire Hazard Severity Zones and WUI context for insurance and defensible-space diligence around Rohnert Park.
Soils
USDA SSURGO map units for a first look at septic suitability, drainage, and grading constraints where mapped near Rohnert Park.
Geology & slope
Mapped liquefaction, fault, landslide, and terrain screens where the state publishes them for Sonoma County.
Verify locally
Parcel View is a first-pass public GIS screen. City or county planning makes official determinations for Rohnert Park.
- Rohnert Park / Sonoma planning ↗ — zoning, general plan, and permit rules.
- Sonoma County Assessor ↗ — parcel numbers and lot records.
- Sonoma County Parcel View page — county-wide layers and nearby context.
- Sonoma FEMA flood screen
- Sonoma wildfire hazard screen
- Sonoma zoning screen
- FEMA Map Service Center ↗ — flood zones and base flood elevations.
- CAL FIRE Fire Hazard Severity Zones ↗ — state wildfire hazard mapping.
Living and buying land in Rohnert Park
Rohnert Park is an incorporated city in Sonoma County, California.
Character: Planned suburban city between Santa Rosa and Petaluma.
Population: about 44,411 residents (2023 estimate).
Climate: Mediterranean — mild wet winters, warm dry summers (North Bay).
Regional context: wine-country influence can shape land use, tourism, and edge-lot values.
Jurisdiction check: confirm whether the APN is inside Rohnert Park limits or unincorporated Sonoma County before relying on city zoning maps alone.
Wildfire, flood, and insurance diligence in Rohnert Park
Hazard diligence is parcel-specific in Rohnert Park, but community patterns matter for underwriting and timeline.
Wildfire: community screening level is low — Generally lower WUI than hillside cities; still verify fringe parcels.
Generally lower than hillside Sonoma towns.
Flood: community screening level is moderate — Localized drainage / FEMA pockets — screen APN.
Seismic: California is seismically active. Review Alquist-Priolo / fault maps and local geologic hazards for the APN..
Insurance diligence often focuses on wildfire underwriting, defensible space, and flood determination where mapped.
Commute, transit, and utilities in Rohnert Park
Primary highway access: US-101.
SMART rail: Rohnert Park SMART station (verify current schedules and station names).
Commute screen: Often ~50–80 minutes via 101.
Walkability: Mixed — some village centers, mostly auto-oriented..
Downtown / village center: No traditional downtown; commercial strips / centers.
Major local employment anchors: Sonoma State University, Retail / services.
Visit the parcel at the hours you would actually commute — last-mile access varies street-by-street.
Water providers commonly referenced: City of Rohnert Park.
Sewer: City of Rohnert Park.
Sewer vs septic: Yes for most city lots..
Wells: Uncommon in city.
Electric/gas utility context is typically PG&E territory in this part of Sonoma County — confirm the serving utility on the meter.
Broadband availability varies by street — confirm cable, fiber, fixed wireless, or satellite for the exact address.
School attendance boundaries change — confirm with the district before treating any map as final.
College proximity: Sonoma State University campus.
Rohnert Park neighborhoods and subareas
Buyers often search Rohnert Park by neighborhood rather than citywide averages.
Areas commonly referenced: Southwest Rohnert Park, Southeast Rohnert Park, Sonoma State / University area.
Each pocket can differ on fire, flood, walkability, schools, and lot pattern — screen the specific APN.
Southwest Rohnert Park
Fire: low. Family score (screening): 7/10
Southeast Rohnert Park
Fire: low. Family score (screening): 7/10
Sonoma State / University area
Walk: Moderate. Family score (screening): 6/10
Lifestyle context for Rohnert Park
Parks often referenced: Crane Creek (nearby), City parks network.
Separate lifestyle preferences from lot-level buildability — a great street can still fail on fire insurance, flood zone, slope, or septic capacity.
Pets: Generally pet-friendly communities; confirm HOA/rental rules per property.
How to screen a parcel in Rohnert Park
Enter the address or APN on Screen and confirm jurisdiction (Rohnert Park city/town planning vs Sonoma County).
Review zoning, FEMA flood, CAL FIRE / WUI, soils, geology, and slope/elevation overlays.
Short-term rentals: STR rules vary by city and often require permits — verify with the local code enforcement / planning desk.
- Population
- 44,411 (2023)
- Character
- Planned suburban city between Santa Rosa and Petaluma
- Median home value (ACS)
- $666,300 (about 12% below the California statewide ACS median) · ACS 2020-2024
- Median gross rent (ACS)
- $2,279/mo · ACS 2020-2024
- Median household income (ACS)
- $99,273 · ACS 2020-2024
- Homeownership (ACS)
- 50% owner-occupied
- Housing stock age
- About 1982
- Market context
- Median home $666,300 (about 12% below the California statewide ACS median); vacancy about 3.5% · ACS 2020-2024 context
- County elevation range
- Sea level along the coast to roughly 4,000+ ft in the Mayacamas and Geysers area
- Fire risk (community)
- low — Generally lower WUI than hillside cities; still verify fringe parcels
- Flood risk (community)
- moderate — Localized drainage / FEMA pockets — screen APN
- SMART rail
- Rohnert Park SMART station
- Commute to SF
- Often ~50–80 minutes via 101
- Sewer / septic
- Rare inside city
- ADU screening
- State law + local standards — verify
- Downtown
- Limited traditional downtown; commercial centers
- Major employers
- Sonoma State University, Retail / services
- Region
- North Bay
Common Rohnert Park buyer questions
Short screening answers for searches buyers actually type. These are community-level notes — confirm on the parcel and with local city planning.
Is this area expensive?
Median owner-occupied home value is about $666,300 (about 12% below the California statewide ACS median); median gross rent about $2,279/mo. Neighborhoods vary — confirm current listings with a local agent.
Is it a buyer's market?
Median home $666,300 (about 12% below the California statewide ACS median); vacancy about 3.5% · ACS 2020-2024 context
Is it family friendly?
High household incomes (about $99,273) suggest a relatively affluent community, but school quality, commute, parks, and parcel hazards still decide family fit. Confirm attendance boundaries and screen fire/flood on the APN.
Is it good for retirees?
Housing built around 1982 means maintenance needs vary. Walkability, healthcare access, HOA rules, and insurance costs should be reviewed before purchasing.
Is it good for investors?
Tenure mix is about 50% owner-occupied. Median gross rent about $2,279/mo. Rental demand may help, but zoning, ADU rules, STR ordinances, and insurance ultimately determine investment potential.
Are rentals in demand?
Median gross rent is about $2,279/mo. Confirm vacancy, comps, and any rent-stabilization or STR rules before underwriting.
Is there new construction?
Typical stock ages to around 1982; newer tracts and Housing Element sites still need local planning maps. Check current applications with Rohnert Park city/town planning (or Sonoma County if the APN is outside city limits).
Can I build an ADU?
California ADU law is strong; confirm city ordinance standards and parcel hazards with planning.
Is it wildfire prone?
Generally lower than hillside Sonoma towns.
Is there public sewer?
Yes for most city lots.
Are wells common?
Uncommon in city.
Are short-term rentals allowed?
STR rules vary by city and often require permits — verify with the local code enforcement / planning desk.
Is it walkable?
Mixed — some village centers, mostly auto-oriented.
Does it have a downtown?
No traditional downtown; commercial strips / centers.
Is it pet friendly?
Generally pet-friendly communities; confirm HOA/rental rules per property.
Screen a parcel in Rohnert Park Local planning ↗ Sonoma County guide
Profile confidence: medium · Updated 2026-08-05. Informational screening only.
Frequently asked questions about Rohnert Park parcels
Is land in Rohnert Park buildable?
Buildability is not a single map label. Screen zoning, flood, wildfire hazard, access, and soils for the specific APN near Rohnert Park, then ask Rohnert Park planning whether your proposed use can be entitled and permitted.
How do I check zoning in Rohnert Park?
Run a Parcel View screen for a first-pass zoning/general-plan reference, then confirm the controlling district with Rohnert Park or Sonoma County planning. Overlays and specific plans can change what is allowed.
Does Rohnert Park have FEMA flood risk?
Flood risk is parcel-specific. Parcel View intersects the FEMA National Flood Hazard Layer with the lot polygon. Always verify Special Flood Hazard Areas and base flood elevations on the FEMA Map Service Center before financing or building.
How do I screen a parcel in Rohnert Park?
Enter the address or APN in Parcel View. Confirm whether the lot is inside Rohnert Park limits or unincorporated Sonoma County, then verify zoning on the official planning site.
Is Parcel View a substitute for Rohnert Park planning?
No. It is a first-pass public GIS screen with source links. City or county planning makes official determinations.