Daylight through the yearLongest day (Jun 21): 15 h 27 min6:05 am – 9:31 pmShortest day (Dec 21): 8 h 56 min8:16 am – 5:12 pm
Sun todaySunrise –Sunset –
People41,325 residentsin the ZIP code areaMedian age 32.413,709 householdsMedian household income $68,427Median home value $346,100Median rent $1,124 a month69% of homes owner-occupiedMedian property tax $1,829 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting6.1% unemployment rate64% of adults are in the labour force, 18,804 employedMain industries: education and health care 21%, construction 13%, retail 12%Average commute 23 minutes74% drive alone, 12% car-pool, 3% walk or cycle, 11% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages15% of adults have a bachelor's degree or higher80% finished high school, 4% hold a graduate degreeLanguages at home: English only 69%, Spanish 28%12% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 93°F, lows 57°FColdest month January: highs 40°F, lows 23°F11 in of rain a year, on about 37 dayswettest month December10 in of snow a year, on about 10 days59 days above 90°F, 132 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Nampa Sugar Factory station, 6 mi away
Nearby landmarksThe College of Idahocollege · 1.5 miTreasure Valley Community College - Caldwell Centercollege · 1.9 miMcIntyre Hillpeak · 4.3 miNature Trailtrailhead · 7.1 miHistorical Trailtrailhead · 7.2 miLake Lowelllake · 7.5 miSource: USGS Geographic Names Information System
Parks and public landsAirport Access Sitestate recreation area · 1.9 miPipe Dream Parkrecreation area · under a mileGriffiths Parkrecreation area · 1.0 miCaldwell Ponds Access Sitestate recreation area · 3.3 miDuff Pond Access Sitestate recreation area · 3.8 miDeer Flat National Wildlife Refugenational wildlife refuge · 4.9 mi · 1,447 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes4 of magnitude 3 or more within 50 miles since 19700 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 3.7 on 20 Jul 198944 mi away, near Annex, OregonMost recent: magnitude 3.4 on 17 Nov 202244 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively LowCanyon County, ID, compared with all US countiesHigher-risk hazardsWinter weather Very HighLightning Relatively HighSource: FEMA National Risk Index (county level)
Air quality77% of days had good air in 2025280 of 363 days measured83 moderate daysMedian index 36, worst day 91main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, Canyon County monitors, ID
Internet at home92% of households have a broadband subscription69% have cable, fibre or DSL17% rely on a mobile data plan alone6% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterCity of Caldwellserves 74,000 people from ground waterNo health-based violations since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation2,414 ft736 m above sea levelSource: USGS 3D Elevation Program
Local servicesHospitalWest Valley Medical Center2.2 miPost officeCaldwell Post Office1.8 miTown hallCaldwell City Hall1.9 miPoliceCanyon County Sheriff's Office1.5 miFire stationCaldwell Fire Station 31.1 miSource: USGS National Structures Dataset
SchoolsWithin 2 mi9 schools4 elementary, 1 middle, 2 high, 2 otherMiddleSummitvue Middle Schoolunder a mileSchoolThomas Jefferson Charter Schoolunder a mileElementaryVan Buren Elementary Schoolunder a mileCollegeThe College of Idaho1.5 miSource: USGS National Structures Dataset
Getting aroundAirportBoise Air Terminal/Gowen Field BOI23 miInterstateI-84under a mileUS highwayUS 30under a mileCoachNampaNorthwestern Stage Lines6.0 miSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 83605 ZIP area.
