Ranking of Kentucky Counties By Percentage of Population with Celtic Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 642 people in Kentucky with Celtic ancestry (0.01% of Kentucky population). Among all Kentucky counties, Martin County had the highest percentage of its population with Celtic ancestry (0.36%), followed by Greenup County (0.25%), and Rowan County (0.13%).

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

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

Data Source: US Census Bureau.
Ranking of Kentucky Counties By Percentage of Population with Celtic Ancestry in 2021
Martin County
Greenup County
Rowan County
Russell County
Bracken County
Powell County
Marshall County
Rockcastle County
Ballard County
Ohio County
Ranking of Kentucky Counties By Percentage of Population with Celtic Ancestry in 2021
0 of 0
Rank County Percentage of Pop. (%)
1 Martin County 0.36
2 Greenup County 0.25
3 Rowan County 0.13
3 Russell County 0.13
4 Bracken County 0.12
5 Powell County 0.11
6 Marshall County 0.08
7 Rockcastle County 0.07
8 Ballard County 0.06
9 Ohio County 0.05
10 Boone County 0.04
10 Estill County 0.04
10 Owen County 0.04
11 Campbell County 0.03
11 Graves County 0.03
11 Madison County 0.03
11 Oldham County 0.03
11 Pike County 0.03
12 Daviess County 0.02
12 Kenton County 0.02
13 Boyd County 0.01
13 Fayette County 0.01
13 Jefferson County 0.01
13 Laurel County 0.01
13 Scott County 0.01