Ranking of Kentucky Counties By 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. Among all Kentucky counties, Jefferson County had the highest population with Celtic ancestry (112), followed by Greenup County (91), and Boone County (59).

The chart and table below shows the top 10 counties with high number of people with 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 Population with Celtic Ancestry in 2021
Jefferson County
Greenup County
Boone County
Martin County
Kenton County
Rowan County
Campbell County
Madison County
Marshall County
Daviess County
Ranking of Kentucky Counties By Population with Celtic Ancestry in 2021
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Rank County Population
1 Jefferson County 112
2 Greenup County 91
3 Boone County 59
4 Martin County 41
5 Kenton County 35
6 Rowan County 32
7 Campbell County 28
8 Madison County 25
8 Marshall County 25
9 Daviess County 23
9 Russell County 23
10 Fayette County 21
10 Oldham County 21
11 Pike County 18
12 Powell County 14
13 Ohio County 12
13 Rockcastle County 12
14 Graves County 11
15 Bracken County 10
16 Laurel County 6
17 Ballard County 5
17 Estill County 5
17 Scott County 5
18 Boyd County 4
18 Owen County 4