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Iowa›Harrison County

California JunctionIA

169 people live in this town, settled in 1878.

Is California Junction a good place to live?

Of the 141 Iowa towns we compare, none has a higher owner-occupancy rate than California Junction. California Junction has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

Small town

169 people, and everyone knows the way

In a town this size, neighbors are the best guide. Ask them anything.

Nearby towns

The data

Ordered by what stands out in California Junction.

Climate

In California Junction, expect four seasons and pleasant summers

29″snow a winter

Among 141 Iowa towns, just 5 have a higher typical July afternoon high than California Junction. July afternoons reach 86°, January nights drop to 13° and about 29 inches of snow falls in a winter.

Typical low → high °F

Winter16–35°
Spring39–62°
Summer63–84°
Fall41–64°
Oct 17
typical first frost
Apr 22
typical last frost
+1.0°
vs. the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Health

California Junction stands out in Iowa and nationally, with more of its adults who had a checkup this year

Among adults in California Junction, 29% feel lonely, below both Iowa’s towns (32%) and U.S. towns (33%). In California Junction, 5.2% of adults 18 to 64 have no health insurance. Of 32 CDC measures, California Junction beats the Iowa average on 11 and trails it on 2. 30% of adults in California Junction sleep under 7 hours; 15% report frequent mental distress.

California JunctionIowa townsU.S. towns
Feel lonely (CDC PLACES)29%32%33%
Sleep under 7 hours (CDC PLACES)30%32%36%
Frequent mental distress (CDC PLACES)15%16%17%
Yearly checkup (CDC PLACES)81%78%79%
32 measures vs. Iowa
11 better19 too close to call2 worse
What stands outCalifornia JunctionIA
Fewer older adults who have lost all their teeth7%11.6%
Fewer adults facing food insecurity8.3%12%
More adults who have had cancer11.7%8.7%
CHI Health Missouri Valley
5.7 mi away · emergency room
None
primary care, dental or mental-health shortage

CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA

Natural hazards

Moderate risk in California Junction, with inland flooding at the top

56risk score of 100

Storm and flood damage is expected to run higher than in 56% of U.S. communities. FEMA puts 41% of California Junction’s expected hazard losses down to inland flooding, and 16% to drought.

FEMA risk score
56Moderate riskLowerHigher
Inland floodingDroughtHail

FEMA National Risk Index · OpenFEMA

Keep exploring

Everything we know about California Junction

15pages on California Junction
Nearby attractions

Loess Hills and 23 more within 40 miles

Museums, parks, gardens and other places to visit around California Junction. Close and well known come first.

All 27 attractions →
Sources: National Park Service · ski areas © OpenSkiMap / OpenStreetMap contributors · Wikidata · Wikipedia readership · photos via Wikimedia Commons
Photo credits

Loess Hills: Bill Whittaker, CC BY-SA 3.0 · Omaha’s Henry Doorly Zoo and Aquarium: OmahaZoo, Public domain · Fort Atkinson: Unknown, Public domain · Joslyn Art Museum: akasped, CC BY 2.0 · USS Hazard: Dave Aldworth / Oldfarm at English Wikipedia, Public domain · Pottawattamie County Jail: Smallbones, CC0

Getting set up

Moving to California Junction: who provides what

California Junction is unincorporated, so Harrison County and regional agencies provide most services.

PowerMidAmerican Energy11.2¢/kWh · EIA 2025HIFLD · EIA
InternetProviders and speedsData pending · D4
Trash & county servicesHarrison CountyHarrison County provides services here
SchoolsMissouri Valley Community School DistrictWhich school depends on your addressNCES
Register to voteOnlineIn Iowa you can register online until 15 days before Election Day, in person up to and including Election Day, or by mail (postmarked 15 days before).vote.gov
Who runs elections hereHarrison County AuditorHarrison County; contacts on the Handbook page.FVAP, Nov 2025
ZIP code5155551555 100%Census 2020

EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.

After high school

Colleges nearby

None within 15 miles of California Junction; the nearest are

Questions about California Junction

Short answers, built from the data on this page.

Is California Junction, IA a good place to live?

California Junction has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

California Junction is in here

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