Dayton is a city in Franklin County, Idaho, home to about 500 people across 6.7 square miles. Its ZIP code is 83232, and parts of 83286 are in Dayton too.
Homes sold for a median of $143 per square foot in the three months ending August 2026.
Mostly Dayton
Mostly Weston; part is in Dayton
Each card is that ZIP code’s whole market, including any part outside Dayton. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Dayton’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Salt Lake City International Airport (SLC)90 miles away |
|---|---|
| Closer regional airport | Ogden Hinckley Airport (OGD)61 miles away |
| Nearest city of 250,000+ | Denver, CO404 miles away |
| Nearest city of 1 million+ | Phoenix, AZ588 miles away |
Straight-line distances from the center of Dayton; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Dayton had 510 residents in the 2020 census, up 15% since 2000.
It’s the 145th largest of 232 towns in Idaho by population.
Franklin County grew from 8,650 residents in 1920 to 14,194 in 2020.
Franklin County, 1920–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 89°F in summer, and winter lows average 15°F. About 17.3 inches of rain and melted snow fall in a typical year, with about 52 inches of snow.
Source: NOAA 1991–2020 climate normals, Preston, ID weather station (5 miles away).
2,839 jobs at 372 businesses in Franklin County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Grocery stores
Pharmacies
Libraries
Counts are within about 2 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by West Side Joint District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Harold B Lee Elementary SchoolDayton | Pre-K–5 | 373 | Public | 1.7 mi |
| Beutler Middle SchoolDayton | 6–8 | 177 | Public | 1.8 mi |
| West Side Senior High SchoolDayton | 9–12 | 248 | Public | 1.9 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Weston.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.