Local servicesHospitalSonoma Valley Hospital5.0 miPost officeGlen Ellen Post Office1.1 miTown hallSonoma City Hall5.0 miPoliceSonoma County Sheriff's Office - Sonoma Valley Substation3.8 miFire stationEldridge Fire Departmentunder a mileSource: USGS National Structures Dataset
SchoolsWithin 2 miNo schools listedCollegeSanta Rosa Junior College Petaluma Campus8.5 miSource: USGS National Structures Dataset
Getting aroundAirportCharles M. Schulz Sonoma County Airport STS20 miMajor airportOakland San Francisco Bay Airport OAK46 miInterstateI-8021 miUS highwayUS 1019.3 miAmtrakSuisun-Fairfield, CA SUI27 miRailSMART Petaluma NorthSonoma Marin Area Rail Transit (SMART)9.4 miCoachPetalumaAmtrak Chartered Vehicle10 miTransit10 stops within a mileSonoma County Transit (SCT)Sources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 95431 ZIP area.
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Local Information
Distances in these cards are measured from the centre of the 95431 ZIP area.
Daylight through the yearLongest day (Jun 21): 14 h 50 min5:46 am – 8:37 pmShortest day (Dec 21): 9 h 30 min7:23 am – 4:53 pm
Sun todaySunrise –Sunset –
People43 residentsin the ZIP code areaMedian age 57.40 householdsSource: US Census Bureau, American Community Survey 2020-2024
ClimateWarmest month August: highs 86°F, lows 53°FColdest month December: highs 57°F, lows 38°F28 in of rain a year, on about 47 dayswettest month DecemberSnow is rare44 days above 90°F, 21 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Sonoma station, 5 mi away
Nearby landmarksSuttonfield Lakelake · under a mileFern Lakelake · 1.0 miJack London State Historic Park House of Happy Walls Visitor Center and Museumvisitor center · 1.4 miCA State Parks Trailheadtrailhead · 1.5 miMount Pisgahpeak · 3.0 miSonoma Mountainpeak · 3.7 miSource: USGS Geographic Names Information System
Parks and public landsJack London State Historic Parkstate historic site · 1.2 mi · 1,469 acresSonoma Valley Regional Parkpark · under a mile · 254 acresFairfield Osborn Preservestate conservation land · 3.6 mi · 448 acresErnie Smith Community Parkpark · 3.4 miSonoma State Historic Parkstate historic site · 4.5 mi · 66 acresTrione-Annadel State Parkstate park · 6.0 mi · 5,112 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes1,389 of magnitude 3 or more within 50 miles since 1970117 of magnitude 4+, 2 of magnitude 5+Largest: magnitude 6.0 on 24 Aug 201414 mi away, The 2014 South Napa, CaliforniaMost recent: magnitude 3.3 on 3 Sep 202615 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively HighSonoma County, CA, compared with all US countiesHigher-risk hazardsLandslide Relatively HighEarthquake Relatively HighDrought Relatively HighRiver flooding Relatively HighSource: FEMA National Risk Index (county level)
Air quality100% of days had good air in 2025365 of 365 days measuredNo moderate or unhealthy daysMedian index 9, worst day 39main pollutant: coarse particles (PM10)Source: US EPA Air Quality Index, Sonoma County monitors, CA
Drinking waterCity of Santa Rosaserves 175,396 people from ground waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system in the county
Elevation197 ft60 m above sea levelSource: USGS 3D Elevation Program
