Summit County, Utah
Summit County, Utah, has 43,141 residents (July 2025 estimate). Its county seat is Coalville. It uses Mountain Time and covers 1,871 sq mi (4,845 km²) of land.
- Resident population, July 2025
- 43,141
- Land area
- 1,871 sq mi (4,845 km²)
- County seat or government
- Coalville
- Time zone
- Mountain TimeUTC-07:00 in January; UTC-06:00 in July
- Median household income
- $138,114 ± $7,368
- Median home value
- $1,067,700 ± $52,708
- Median rent, with utilities
- $1,987 ± $189
- Homes lived in by their owners
- 80.2% ± 1.7 points
- County type
- County
- Metro or micro area
- Heber, UT micro areaCentral county
- Water area
- 10.1 sq mi (26 km²)
- State
- Utah
- County code (FIPS)
- 49043
- Coordinates (central point)
- 40.872060, -110.968486
These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.
Time zones in Summit County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| Mountain TimeAmerica/Denver | UTC-07:00 in January; UTC-06:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.
ZIP Code areas, largest first
- 8409820,357 people
- 8293014,435 people
- 840369,241 people
- 840608,619 people
- 840174,417 people
- 840551,584 people
- 840331,109 people
- 84061422 people
- 8402483 people
9 ZIP Code areas overlap Summit County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.
Official county information
Summit County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
School districts in Summit County, largest first
- Park City School District27,307 people
- South Summit School District9,504 people
- North Summit School District6,159 people
Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.
Cities, towns and communities, largest first
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Summit Park, Utah (CDP)8,537 people
- Park City, Utah (city)8,362 people
- Snyderville, Utah (CDP)5,948 people
- East Basin, Utah (CDP)4,002 people
- Kamas, Utah (city)2,096 people
- Francis, Utah (town)1,989 people
- Coalville, Utah (city)1,881 people
- Oakley, Utah (city)1,638 people
- Silver Summit, Utah (CDP)1,476 people
- Hideout, Utah (town)1,253 people
- Henefer, Utah (town)1,005 people
- Marion, Utah (CDP)830 people
All 18
- Hoytsville, Utah (CDP)800 people
- Woodland, Utah (CDP)625 people
- Peoa, Utah (CDP)203 people
- Wanship, Utah (CDP)165 people
- Echo, Utah (CDP)83 people
- Samak, Utah (CDP)29 people
Bordering areas, nearest first
Distances are straight lines between map points.
- Morgan County, Utah35 mi northwest
- Uinta County, Wyoming36 mi northeast
- Wasatch County, Utah38 mi south
- Duchesne County, Utah49 mi southeast
- Salt Lake County, Utah52 mi west
- Rich County, Utah54 mi north
- Daggett County, Utah76 mi east
- Sweetwater County, Wyoming122 mi northeast
Before using this answer on a form
Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.
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