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RANKING · 2020 CENSUS · 21 SHOWN OF 21

Highest Irish population share, Delaware cities · 2020

Delaware cities ranked by the share of all residents who are Irish ancestry (2020 American Community Survey). A concentration measure: Irish residents as a percentage of total population. This list covers the 21 cities in Delaware that qualify, ranked against each other statewide. The median across all 21 is 14.0%.

Irish Americans: full group profile →
DelawareAll statesPop > 5KAll rankings
SAME RANKING BYCountiesStatesMetros
Highest Irish population share by state
RANKPLACESTATEPOPIRISH SHAREVS 2010
01Hockessin, DEDE13,43920.2%−7.0 pts
02Millsboro, DEDE7,89018.5%+1.4 pts
03Elsmere, DEDE6,19618.0%−5.5 pts
04North Star, DEDE7,83417.1%−7.8 pts
05New Castle, DEDE5,72617.0%−1.6 pts
06Claymont, DEDE8,78616.2%−8.6 pts
07Pike Creek Valley, DEDE12,43115.9%−7.6 pts
08Pike Creek, DEDE7,12915.3%−17.5 pts
09Smyrna, DEDE13,34015.2%+0.2 pts
10Middletown, DEDE25,79814.1%−5.3 pts
11Seaford, DEDE9,16514.0%+2.7 pts
12Newark, DEDE30,35913.8%−7.0 pts
13Milford, DEDE14,72313.7%−2.5 pts
14Wilmington Manor, DEDE8,21410.9%−7.0 pts
15Brookside, DEDE15,11510.3%−8.9 pts
16Glasgow, DEDE15,54610.1%−6.8 pts
17Edgemoor, DEDE6,3499.9%−7.0 pts
18Dover, DEDE40,5929.9%−2.5 pts
19Bear, DEDE22,3708.6%−3.8 pts
20Wilmington, DEDE73,5127.3%−3.1 pts
21Georgetown, DEDE8,2915.9%−3.2 pts
SHOWING 1–21 OF 21

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS