RANKING · 2024 ACS · 336 SHOWN OF 336
Highest Irish population share, Illinois cities
Illinois cities ranked by the share of all residents who are Irish ancestry (2024 American Community Survey). A concentration measure: Irish residents as a percentage of total population. This list covers the 336 cities in Illinois that qualify, ranked against each other statewide. The median across all 336 is 12.0%. Biggest climber in the top 100 since 2020: Sugar Grove, IL, up 175 places to #35.
Irish Americans: full group profile →Highest Irish population share by state
All USAlaskaAlabamaArkansasArizonaCaliforniaColoradoConnecticutDelawareFloridaGeorgiaHawaiiIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaRhode IslandSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWashingtonWisconsinWest VirginiaWyoming
RANKPLACESTATEPOPIRISH SHAREVS 2010
SHOWING 1–336 OF 336
UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES