Alton is a city in Oregon County, Missouri, home to about 744 people across 1.6 square miles. Its ZIP code is 65606.
Homes sold for a median of $82 per square foot in the three months ending August 2026, a balanced market.
Each card is that ZIP code’s whole market, including any part outside Alton. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Frederick W. Smith International Airport (MEM)139 miles away |
|---|---|
| Closer regional airport | Jonesboro Municipal Airport (JBR)73 miles away |
| Nearest city of 250,000+ | Memphis, TN135 miles away |
| Nearest city of 1 million+ | Dallas, TX407 miles away |
Straight-line distances from the center of Alton; 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.
Alton had 707 residents in the 2020 census, up 6% since 2000.
It’s the 432nd largest of 1,060 towns in Missouri by population.
Oregon County grew from 13,906 residents in 1900 to 8,635 in 2020.
Oregon County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 88°F in summer, and winter lows average 22°F. About 47.4 inches of rain and melted snow fall in a typical year, with about 4 inches of snow.
Source: NOAA 1991–2020 climate normals, Alton, MO weather station (about a mile away).
1,584 jobs at 178 businesses in Oregon County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2022 (private employers; jobs counted where people work).
6 doctors and other health care providers list an office in Alton.
Nearest hospitals
Providers with an office here
| Nurse practitioners and physician assistants | 4 |
|---|---|
| Mental health providers | 1 |
| Chiropractors | 1 |
| Pharmacies | 4 |
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 (2 nearby)
Libraries (1 nearby)
Counts are within about 1 mile 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 Alton R-IV. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Alton ElementaryAlton | Pre-K–5 | 290 | Public | 0.2 mi |
| Alton HighAlton | 6–12 | 281 | Public | 0.2 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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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.