Ranking of New York Cities and Places 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 2.07K people in New York with Celtic ancestry (0.01% of New York population). Among all New York cities and places with a population of at least 10K, Islip CDP had the highest percentage of its population with Celtic ancestry (0.56%), followed by Hicksville CDP (0.28%), and Fort Drum CDP (0.13%).

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

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

Data Source: US Census Bureau.
Ranking of New York Cities and Places By Percentage of Population with Celtic Ancestry in 2021
Islip CDP
Hicksville CDP
Fort Drum CDP
Plattsburgh city
Roessleville CDP
Lockport city
Mount Kisco village
Sayville CDP
Stony Point CDP
Hampton Bays CDP
Ranking of New York Cities and Places By Percentage of Population with Celtic Ancestry in 2021
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Rank Ciy or Place Percentage of Pop. (%)
1 Islip CDP 0.56
2 Hicksville CDP 0.28
3 Fort Drum CDP 0.13
4 Plattsburgh city 0.12
4 Roessleville CDP 0.12
5 Lockport city 0.11
6 Mount Kisco village 0.09
7 Sayville CDP 0.07
7 Stony Point CDP 0.07
8 Hampton Bays CDP 0.06
9 Babylon village 0.05
9 Poughkeepsie city 0.05
10 Hauppauge CDP 0.04
11 Plainview CDP 0.03
12 Sleepy Hollow village 0.01