Sebastopol is an incorporated city in Sonoma County, California.
Sonoma County · city
Sebastopol
Sebastopol is an incorporated city in Sonoma County, in the North Bay. About 7,380 residents (2023 Census estimate). 1.88 sq mi of land. Verify city vs county jurisdiction on the APN. Screen any APN in or near Sebastopol for zoning, FEMA flood, CAL FIRE / WUI wildfire hazard, soils, geology, and planning — every finding linked to the official source — then verify with Sebastopol or Sonoma County planning before you buy or entitle.
Updated 2026-08-29
Useful sources for searching Sebastopol: Official sources to verify buildability in Sebastopol ↓
About Sebastopol land diligence
Sebastopol is an incorporated city in Sonoma County, in the North Bay. About 7,380 residents (2023 Census estimate). 1.88 sq mi of land. Verify city vs county jurisdiction on the APN.
Confirm whether the lot is inside Sebastopol 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 Sebastopol, FEMA flood near Sebastopol, CAL FIRE hazard severity, APN lookup, and whether a vacant lot is buildable before you spend on surveys or design.
Community snapshot
Character: West county small city / apple country gateway.
Population: about 7,379 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 Sebastopol limits or unincorporated Sonoma County before relying on city zoning maps alone.
Housing & land patterns
Median home
$846k
Median income
$88k
Ownership
56%
Median year built
1975
vs California
+11%
Terrain
Coastal bluffs · Russian River · Santa Rosa Plain
Sebastopol — West county small city / apple country gateway with housing prices above the California ACS median, household incomes below the state average, a nearly even owner/renter split, and housing stock primarily built during the mid- to late-20th century.
Housing market
Median home value
$846k
$845,700
Somewhat higher than CA
Median rent
$1,902/mo
Median household income
$88k
$87,684
Somewhat lower than CA
Vacancy rate
2.4%
+11% vs California ACS median
Housing characteristics
1975
19202025
Typical home age signal — not a forecast of new construction.
Affordability & housing mix
Home value ÷ income
9.6×
ACS proxy — median home value divided by median household income
Rent ÷ income
26%
Annual median gross rent as share of median household income
Rent burden 30%+
39%
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 1975 — maintenance needs vary
- Walkability and healthcare access differ street to street
- Review HOA rules, insurance, and parcel hazards before buying
Investors
- Owner-heavy markets still need local rental comps
- ACS median gross rent about $1,902/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 Sebastopol, 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 Sebastopol
Parcel & APN
Boundary and assessor parcel number context so you can confirm you are looking at the right lot inside or near Sebastopol.
Zoning & land use
Reference zoning and general plan overlays from public GIS—verify final district with Sebastopol 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 Sebastopol.
Wildfire hazard
CAL FIRE Fire Hazard Severity Zones and WUI context for insurance and defensible-space diligence around Sebastopol.
Soils
USDA SSURGO map units for a first look at septic suitability, drainage, and grading constraints where mapped near Sebastopol.
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 Sebastopol.
- Sebastopol / 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 Sebastopol
Sebastopol is an incorporated city in Sonoma County, California.
Character: West county small city / apple country gateway.
Population: about 7,379 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 Sebastopol limits or unincorporated Sonoma County before relying on city zoning maps alone.
Wildfire, flood, and insurance diligence in Sebastopol
Hazard diligence is parcel-specific in Sebastopol, but community patterns matter for underwriting and timeline.
Wildfire: community screening level is moderate — West county wildland context — verify fringes.
Moderate / west-county context.
Flood: community screening level is moderate — Flood risk varies by floodplain, alluvial fan, and local drainage. Screen FEMA layers on the APN and ask about drainage history.
Seismic: California is seismically active. Review Alquist-Priolo / fault maps and local geologic hazards for the APN..
Coastal influence may add Local Coastal Program, tsunami, or coastal setback questions on some lots.
Insurance diligence often focuses on wildfire underwriting, defensible space, and flood determination where mapped.
FAIR Plan / insurance context: Homeowners insurance can be constrained by wildfire, brush, and sometimes flood. FAIR Plan appears more often in higher wildfire zones — verify early in diligence.
Run a Parcel View screen on the APN for CAL FIRE, FEMA, soils, and geology overlays, then confirm with official maps and Sebastopol city/town planning.
Commute, transit, and utilities in Sebastopol
Primary highway access: CA-12, CA-116.
SMART rail: no station is listed in the current Sebastopol profile.
Commute screen: Often 75–110 minutes.
Walkability: Downtown walkable..
Downtown / village center: Yes.
Visit the parcel at the hours you would actually commute — last-mile access varies street-by-street.
Water providers commonly referenced: City of Sebastopol.
Sewer: City of Sebastopol.
Sewer vs septic: Yes in city; septic outside..
Wells: More common outside city limits.
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.
Sebastopol neighborhoods and subareas
Buyers often search Sebastopol by neighborhood rather than citywide averages.
Areas commonly referenced: Downtown Sebastopol, Westside.
Each pocket can differ on fire, flood, walkability, schools, and lot pattern — screen the specific APN.
Downtown Sebastopol
Fire: low · Walk: Good
Westside
Fire: moderate. Family score (screening): 7/10
Lifestyle context for Sebastopol
Parks often referenced: Ives Park, Barlow (nearby shopping/open space character).
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 Sebastopol
Enter the address or APN on Screen and confirm jurisdiction (Sebastopol 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
- 7,379 (2023)
- Character
- West county small city / apple country gateway
- Median home value (ACS)
- $845,700 (about 11% above the California statewide ACS median) · ACS 2020-2024
- Median gross rent (ACS)
- $1,902/mo · ACS 2020-2024
- Median household income (ACS)
- $87,684 · ACS 2020-2024
- Homeownership (ACS)
- 56% owner-occupied
- Housing stock age
- About 1975
- Market context
- Median home $845,700 (about 11% above the California statewide ACS median); vacancy about 2.4% · 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)
- moderate — West county wildland context — verify fringes
- Flood risk (community)
- moderate
- SMART rail
- No station mapped
- Commute to SF
- Often 75–110 minutes
- Sewer / septic
- City sewer in limits; septic very common in west county unincorporated
- ADU screening
- Verify city standards; west county septic often limits ADUs outside city
Common Sebastopol 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 $845,700 (about 11% above the California statewide ACS median); median gross rent about $1,902/mo. Neighborhoods vary — confirm current listings with a local agent.
Is it a buyer's market?
Median home $845,700 (about 11% above the California statewide ACS median); vacancy about 2.4% · ACS 2020-2024 context
Is it family friendly?
High household incomes (about $87,684) 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 1975 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 56% owner-occupied. Median gross rent about $1,902/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 $1,902/mo. Confirm vacancy, comps, and any rent-stabilization or STR rules before underwriting.
Is there new construction?
Typical stock ages to around 1975; newer tracts and Housing Element sites still need local planning maps. Check current applications with Sebastopol 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?
Moderate / west-county context.
Is there public sewer?
Yes in city; septic outside.
Are wells common?
More common outside city limits.
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?
Downtown walkable.
Does it have a downtown?
Yes.
Is it pet friendly?
Generally pet-friendly communities; confirm HOA/rental rules per property.
Screen a parcel in Sebastopol Local planning ↗ Sonoma County guide
Profile confidence: medium · Updated 2026-08-05. Informational screening only.
Frequently asked questions about Sebastopol parcels
Is land in Sebastopol buildable?
Buildability is not a single map label. Screen zoning, flood, wildfire hazard, access, and soils for the specific APN near Sebastopol, then ask Sebastopol planning whether your proposed use can be entitled and permitted.
How do I check zoning in Sebastopol?
Run a Parcel View screen for a first-pass zoning/general-plan reference, then confirm the controlling district with Sebastopol or Sonoma County planning. Overlays and specific plans can change what is allowed.
Does Sebastopol 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 Sebastopol?
Enter the address or APN in Parcel View. Confirm whether the lot is inside Sebastopol limits or unincorporated Sonoma County, then verify zoning on the official planning site.
Is Parcel View a substitute for Sebastopol planning?
No. It is a first-pass public GIS screen with source links. City or county planning makes official determinations.