Utah Counties
Complete list of all 29 counties in Utah with population, area, median income, and county seats — plus a free printable blank map.
Labeled outline map of Utah counties. Download a printable version in SVG, PNG, or PDF.
All 28 Utah counties
| County | County Seat | Population ▼ | Area | Median Income | Cities |
|---|---|---|---|---|---|
| Salt Lake | — | 1,199,921 | 742 mi² | $101,884 | 11 |
| Utah | — | 701,070 | 2,003 mi² | $103,026 | 19 |
| Davis | — | 362,366 | 299 mi² | $111,374 | 10 |
| Weber | — | 278,206 | 576 mi² | $91,254 | 5 |
| Washington | — | 196,501 | 2,426 mi² | $82,999 | 19 |
| Cache | — | 140,046 | 1,165 mi² | $84,434 | 16 |
| Tooele | — | 79,434 | 6,941 mi² | $106,356 | 8 |
| Iron | — | 62,180 | 3,297 mi² | $66,712 | 9 |
| Box Elder | — | 61,126 | 5,746 mi² | $85,013 | 18 |
| Uintah | — | 33,850 | 4,480 mi² | $74,633 | 8 |
| Wasatch | — | 33,688 | 1,176 mi² | $113,674 | 3 |
| Sanpete | — | 30,024 | 1,590 mi² | $69,766 | 15 |
| Duchesne | — | 23,339 | 3,241 mi² | $77,931 | 12 |
| Sevier | — | 22,086 | 1,911 mi² | $73,684 | 12 |
| Carbon | — | 20,517 | 1,478 mi² | $57,751 | 6 |
How many counties does Utah have?
Utah has 29 counties covering 82,170 square miles and roughly 3,344,663 residents. The state was admitted to the Union in 1896 as the 45th state, and the current county boundaries reflect more than a century of administrative subdivision.
The largest county by land area is San Juan County at 7,820 square miles, home to about 12,847 residents. The most populous is Salt Lake County with approximately 1,199,921 residents — a density of about 1,617 people per square mile.
At the other end of the scale, Daggett County has only about 775 residents.
Salt Lake City is both the state capital and the largest city in Utah.
Related resources
Download a printable outline of Utah’s county boundaries from our blank map of Utah page — available in SVG, PNG, and PDF.
Use the What County Am I In? tool to detect which Utah county a GPS location or address falls in, or the Address to County Lookup for batch input.
For demographic radius analysis, the Find ZIP Codes in Radius and Population Within Radius tools let you draw a circle around any Utah address and see every ZIP code and the total population inside.
Two SimpleMapLab studies cover Utah specifically: the 100-mile radius around Salt Lake City measures how much of the state lives within 100 miles of its capitol, and the loneliest town in Utah ranks the state’s most isolated inhabited place. The county-counts blog post puts Utah’s 29 counties in national context.
Frequently asked questions
Population and demographics are aggregated from ZIP-code-level US Census data via the SimpleMaps dataset. Countiesboundaries are from the US Atlas TopoJSON build of the Census Bureau’s TIGER/Line shapefiles. Land area is from the Census Gazetteer. State counts follow the US Census Bureau’s definition of counties and county-equivalents (50 states + DC = 3,143). All sources are public domain.