Ranking of Utah Counties By Percentage of Population with Unclassified Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 661.52K people in Utah with Unclassified ancestry (20.47% of Utah population). Among all Utah counties, Morgan County had the highest percentage of its population with Unclassified ancestry (30.22%), followed by Uintah County (28.95%), and Daggett County (28.55%).

The chart and table below shows the top 10 counties with high percentage of its population having Unclassified ancestry.

You can see similar information for other states and for other ancestry groups in Utah.

Data Source: US Census Bureau.
Ranking of Utah Counties By Percentage of Population with Unclassified Ancestry in 2021
Morgan County
Uintah County
Daggett County
Duchesne County
Sevier County
Summit County
Tooele County
Weber County
Juab County
Wasatch County
Ranking of Utah Counties By Percentage of Population with Unclassified Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Morgan County 30.22
2 Uintah County 28.95
3 Daggett County 28.55
4 Duchesne County 28.52
5 Sevier County 28.28
6 Summit County 27.61
7 Tooele County 27.56
8 Weber County 26.09
9 Juab County 25.80
10 Wasatch County 25.02
11 Box Elder County 24.94
12 Sanpete County 23.22
13 Carbon County 22.43
14 Davis County 22.31
15 Millard County 20.38
16 Cache County 19.82
17 Utah County 19.77
18 Salt Lake County 18.49
19 Kane County 18.21
20 Emery County 18.14
21 Iron County 17.33
22 Piute County 16.25
23 Washington County 15.73
24 Garfield County 15.10
25 Beaver County 14.72
26 Rich County 14.64
27 Grand County 14.60
28 Wayne County 9.32
29 San Juan County 8.71