RANKING · 2010 CENSUS · 22 SHOWN OF 22

Highest Romanian population share, Louisiana counties · 2010

Louisiana counties ranked by the share of all residents who are Romanian ancestry (2023 American Community Survey). A concentration measure: Romanian residents as a percentage of total population. This list covers the 22 counties in Louisiana that qualify, ranked against each other statewide.

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RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPROMANIAN SHAREVS 2000

01Washington Parish, LALA44,9370.2%–

02St. Tammany Parish, LALA279,1080.2%–

03Iberia Parish, LALA66,8460.1%–

04Union Parish, LALA20,5610.1%–

05Winn Parish, LALA14,9610.1%–

06Vernon Parish, LALA45,0910.1%–

07Natchitoches Parish, LALA36,0890.1%–

08Orleans Parish, LALA362,1540.1%–

09East Baton Rouge Parish, LALA456,1800.1%–

10Lafayette Parish, LALA257,9490.1%–

11St. James Parish, LALA18,9380.0%–

12Bossier Parish, LALA131,8670.0%–

13St. Landry Parish, LALA80,7650.0%–

14Beauregard Parish, LALA36,6730.0%–

15Calcasieu Parish, LALA208,4660.0%–

16Caddo Parish, LALA224,2260.0%–

17Jefferson Parish, LALA431,3980.0%–

18Rapides Parish, LALA125,8770.0%–

19Ouachita Parish, LALA158,5420.0%–

20Ascension Parish, LALA135,1050.0%–

21Terrebonne Parish, LALA104,1630.0%–

22Livingston Parish, LALA155,0360.0%–

SHOWING 1–22 OF 22

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES