Local servicesHospitalWashington County Memorial Hospital11.9 miPost officeCaledonia Post Office1.2 miTown hallCaledonia City Hall1.0 miFire stationCaledonia Fire Protection Districtunder a mileSource: USGS National Structures Dataset
SchoolsWithin 2 mi2 schools1 elementary, 1 highElementaryValley Elementary School1.6 miHighValley Junior - Senior High School1.6 miSource: USGS National Structures Dataset
Getting aroundAirportSt. Louis Lambert International Airport STL72 miInterstateI-5535 miUS highwayUS 67 Bus16 miAmtrakArcadia, MO ACD14 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 63631 ZIP area.
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Local Information
Distances in these cards are measured from the centre of the 63631 ZIP area.
Daylight through the yearLongest day (Jun 21): 14 h 47 min5:41 am – 8:28 pmShortest day (Dec 21): 9 h 33 min7:14 am – 4:47 pm
Sun todaySunrise –Sunset –
People544 residentsin the ZIP code areaMedian age 56.1266 householdsMedian household income $74,211Median home value $127,500Median rent $790 a month83% of homes owner-occupiedMedian property tax $600 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting1.5% unemployment rate41% of adults are in the labour force, 199 employedMain industries: education and health care 23%, construction 17%, retail 14%Average commute 47 minutes82% drive alone, 16% car-pool, 1% walk or cycle, 2% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages14% of adults have a bachelor's degree or higher92% finished high school, 7% hold a graduate degreeLanguages at home: English only 99%Source: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 86°F, lows 67°FColdest month January: highs 40°F, lows 21°F45 in of rain a year, on about 73 dayswettest month May12 in of snow a year, on about 9 days23 days above 90°F, 103 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Potosi 4 Sw station, 10 mi away
Parks and public landsBootleg Accessstate recreation area · 4.1 mi · 289 acresBuford Mountain Conservation Areastate conservation land · 4.1 mi · 3,919 acresHughes Mountain Natural Areastate conservation land · 4.8 mi · 460 acresElephant Rocks State Parkstate park · 8.5 mi · 128 acresBismarck Conservation Areastate conservation land · 7.4 mi · 1,159 acresPotosi Towersitestate conservation land · 9.5 mi · 81 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes10 of magnitude 3 or more within 50 miles since 19701 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 4.2 on 11 Dec 197630 mi away, near Sullivan, MissouriMost recent: magnitude 3.2 on 5 Nov 202248 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively LowWashington County, MO, compared with all US countiesHighest-rated hazardsHeat wave Relatively ModerateCold wave Relatively ModerateSource: FEMA National Risk Index (county level)
Air quality73% of days had good air in 2025268 of 365 days measured93 moderate, 4 unhealthy for sensitive groups daysMedian index 42, worst day 150main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, nearest monitors: Jefferson County, MO, 37 mi away
Internet at home78% of households have a broadband subscription58% have cable, fibre or DSL9% rely on a mobile data plan alone20% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterCaledonia PWSserves 130 people from ground waterNo health-based violations since 20212 monitoring or reporting violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation960 ft293 m above sea levelSource: USGS 3D Elevation Program
