Lewiston is a city in Cache County, Utah, home to about 2,408 people across 26 square miles. Its ZIP code is 84320.
Homes sold for a median of $213 per square foot in the three months ending August 2026, a balanced market.
Mostly Lewiston; also Cove
Each card is that ZIP code’s whole market, including any part outside Lewiston. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Salt Lake City International Airport (SLC)82 miles away |
|---|---|
| Closer regional airport | Ogden Hinckley Airport (OGD)54 miles away |
| Nearest city of 250,000+ | Denver, CO396 miles away |
| Nearest city of 1 million+ | Phoenix, AZ580 miles away |
Straight-line distances from the center of Lewiston; 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.
Lewiston had 1,939 residents in the 2020 census, up 3% since 2000.
It’s the 120th largest of 325 towns in Utah by population.
Cache County grew from 18,139 residents in 1900 to 133,154 in 2020.
Cache County, 1900–2020
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 12°F. About 16.9 inches of rain and melted snow fall in a typical year, with about 49 inches of snow.
Source: NOAA 1991–2020 climate normals, Trenton, UT weather station (4 miles away).
56,328 jobs at 4,140 businesses in Cache County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
3 doctors and other health care providers list an office in Lewiston.
Nearest hospitals
Providers with an office here
| Specialist doctors | 1 |
|---|---|
| Nurse practitioners and physician assistants | 1 |
| Mental health providers | 1 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Grocery stores
Pharmacies
Libraries (1 nearby)
Counts are within about 3.5 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 Cache District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Lewiston SchoolLewiston | Pre-K–6 | 506 | Public | 1.3 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 Cove.
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.