Iona is a city in Bonneville County, Idaho, United States. It is part of the Idaho Falls, Idaho Metropolitan Statistical Area. The population was 2,717 at the 2020 census.

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

How Iona ranks

All →

#6Most active in ID #7Fastest growing in ID #7Fewest uninsured in ID All ID rankings →

Town numbers

ZIP code83427

Area code208

Living in Iona

Housing in Iona

$439K▲ 2% in a year Typical home value · Zillow

The typical Iona home is worth about $439,000, up 2% in a year, 8% below the Idaho typical home.

Only 3 sales in May 2026, too few for a market read. The typical value is the steadier guide.

Zillow Home Value Index · Redfin Data CenterHousing market →

Work & commute in Iona

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Most working residents leave Iona for work: only 1% work in town. The top destinations are Idaho Falls (51%), Ammon (7%) and Rexburg (3%). Half commute less than 6 miles.

Idaho Falls

51%

Ammon

Rexburg

Boise City

1%Work in townlive and work in Iona 6 miWhere do people commute?the commute map 299Jobs based herea commuter town

Census LEHD 2023 · ACSWork & commute in Iona →

Health in Iona

Health Grade A

Healthier than 89% of U.S. towns on seven CDC estimates.

Compared with Idaho

14better than ID

of 32 measures CDC estimates. The other 18 are too close to call.

Conditions 8▲ 4 close Habits 1▲ 3 close Care 1▲ 6 close Mind 2▲ 3 close Everyday needs 2▲ 2 close

BetterToo close to callWorse

What stands out

7.4%Fewer older adults who have lost all their teethID 16.2% · better 4.6%Fewer adults with heart diseaseID 6.2% · better

Care nearby

Mountain View HospitalIdaho Falls · 4.8 mi · ER

Community Family Clinic Idaho FallsIdaho Falls · 4.3 mi · sliding-scale fees

Primary careNo shortage

DentalNo shortage

Mental healthShortage · county-wide

CDC PLACES 2025 · modeled estimates for adults · CDC's estimate for Iona · CMS · HRSAHealth in Iona →

Natural hazards in Iona

Moderate

Expected storm and flood damage is higher than in 43% of U.S. communities.

🌊 Inland flooding🥶 Cold waves🏚️ Earthquakes

0Does Iona flood?no paid flood claims on record NoneDisasters that paid out hereof 5 declared for Bonneville County

FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Iona →

Climate in Iona

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Iona has cold, snowy winters and warm summers, with very little rain. A typical July afternoon reaches 86°, a January night drops to 13°, and about 66 inches of snow falls in a normal winter.

31° / 14°Winter

57° / 32°Spring

82° / 49°Summer

59° / 32°Fall

How much snow does Iona get?About 66 inches a winter.Rain & snow →When is the first frost?Around Sep 20, with the last in spring around May 23.Frost dates →Is it warmer than it used to be?+1.5° vs. the 20th century.Then & now →

NOAA U.S. Climate Normals, 1991–2020Climate in Iona →

Schools in Iona

All Iona schools →

School Grade B

The public schools Iona’s kids attend, from kindergarten through graduation, outperform 64% of Idaho’s districts on state tests and graduation. Among towns with similar incomes, they sit near the middle.

#23Best public schoolsof 63 in ID

DistrictBONNEVILLE JOINT DISTRICTSchools1

Iona Elementary School BElementary · Grades PK–6 · 661 students

School data from the U.S. Department of Education (NCES, EDFacts). The School Grade is our own summary of state test results and graduation rates, graded within ID. Ratings are from neighbors.