Iowa›Floyd County

ColwellIA

A town of 53, settled in 1920.

Population

2025 Census estimate · −5.4% since 2020

Land area

0 sq mi

Is Colwell a good place to live?

No town among the 141 in Iowa we compare has a lower share of adults with a bachelor’s degree than Colwell. Colwell has fewer than 1,000 residents, too few for fair grades; the figures below are still real.

Small town

53 people, and everyone knows the way

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

Nearby towns

Bassett · 8 mi Charles City · 8 mi Floyd · 8 mi Alta Vista · 9 mi North Washington · 9 mi Elma · 10 mi

Getting set up

Moving to Colwell: who provides what

Who provides power, water and the rest in Colwell, and how to reach them.

The full setup list →

PowerMidAmerican Energy11.2¢/kWh · EIA 2025HIFLD · EIA

WaterCity of Colwell water systemNo health-based violations in 5 years · EPAEPA

Internet4 providers100% of addresses get 100/20 MbpsFCC

Trash & dumpNot on file yetWe don’t have Colwell’s trash rules yet

SchoolsCharles City 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 hereFloyd County AuditorFloyd County; contacts on the Handbook page.FVAP, Jul 2026

ZIP codes50620, 5061650620 98% · 50616 2%Census 2020

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

The data

Ordered by what stands out in Colwell.

Climate

A typical July afternoon in Colwell is cooler than in most of Iowa or the rest of the country

Expect cold, snowy winters and pleasant summers in Colwell. July afternoons reach 82°, January nights drop to 8° and about 38 inches of snow falls in a winter.

38″snow a winter

Typical low → high °F

Winter11–27°

Spring35–56°

Summer59–80°

Fall38–59°

Oct 6

typical first frost

Apr 30

typical last frost

+0.7°

vs. the 20th-century average

Full pageColwell’s climate pageOpen the page

A year of weatherJuly highs 82°, January lows 8°Rain & snow38″ of snow a winter · 38 inches of rain and snow a year Heating & coolingMostly a heating bill Then and now+0.7° vs. the 20th century · Warmer than the 20th-century average

NOAA U.S. Climate Normals, 1991–2020

Natural hazards

Colwell faces a high natural-hazard risk, led by inland flooding

Colwell’s FEMA hazard score is 64 of 100, above both the Iowa town median (40 of 100) and the median of U.S. towns (44 of 100). 43% of the town’s expected losses from natural hazards come from inland flooding, followed by drought at 20%. Households locally have drawn federal disaster aid once, in 2008.

64risk score of 100

FEMA risk score

Inland floodingDroughtTornadoes

federal disasters paid out here

Full pageColwell’s hazards pageOpen the page

What it facesHigh risk Flood claims0 paid flood claims · No paid flood claims on record Past disasters1 federal disaster · Paid out in Colwell Get ready1.8 events a year, on average · Ready for inland flooding

FEMA National Risk Index · OpenFEMA

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