Sun Valley is a city in Blaine County, Idaho, home to about 1,460 people across 9.6 square miles. Its ZIP codes are 83353 and 83354, and parts of 83340 are in Sun Valley too.
Homes sold for a median of $1,048 per square foot across 2 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
All in Sun Valley
All in Sun Valley
Mostly Ketchum; part is in Sun Valley
Each card is that ZIP code’s whole market, including any part outside Sun Valley. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Sun Valley’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Boise Air Terminal/Gowen Field (BOI)94 miles away |
|---|---|
| Closer regional airport | Friedman Memorial Airport (SUN)13 miles away |
| Nearest city of 250,000+ | Reno, NV403 miles away |
| Nearest city of 1 million+ | Los Angeles, CA702 miles away |
Straight-line distances from the center of Sun Valley; 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.
Sun Valley had 1,783 residents in the 2020 census, up 25% since 2000.
It’s the 80th largest of 232 towns in Idaho by population.
Blaine County grew from 4,900 residents in 1900 to 24,272 in 2020.
Blaine County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 80°F in summer, and winter lows average 8°F. About 17.6 inches of rain and melted snow fall in a typical year, with about 102 inches of snow.
Source: NOAA 1991–2020 climate normals, Ketchum Rs, ID weather station (about a mile away).
13,208 jobs at 1,688 businesses in Blaine 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 Sun Valley’s ZIP codes.
Nearest hospitals
Providers with an office here
| Dentists | 1 |
|---|---|
| Mental health providers | 2 |
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.
Parks (6 nearby)
Grocery stores (2 nearby)
Libraries (2 nearby)
Museums (1 nearby)
Theaters and performance venues (3 nearby)
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.
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Sun Valley Community SchoolSun Valley | Pre-K–12 | 391 | Nonsectarian | 0.6 mi |
| Sun Valley Community School-MiddleSun Valley | Pre-K–12 | 397 | Nonsectarian | 0.6 mi |
| Sun Valley Community School-UpperSun Valley | Pre-K–12 | 397 | Nonsectarian | 0.6 mi |
Source: U.S. Department of Education, NCES: Common Core of Data for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Ketchum.
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.