Largest Nigerian population, US counties
US counties ranked by the number of residents who are Nigerian ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. Harris County, Texas leads at 40,440. 1,431 counties qualify in total. Texas carries 6 of the top 25 entries.
UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which county has the highest nigerian population?
Harris County, Texas ranks #1 with 40,440 (2024 American Community Survey).
What are the top 5 counties by nigerian population?
Harris County, Texas, Prince George's County, Maryland, Cook County, Illinois, Fort Bend County, Texas, Los Angeles County, California.
How many counties are in this ranking?
1,431 counties qualify after filtering for population minimums and data availability. The ranking covers 2024 ACS 5-year data.
How is nigerian population measured?
Number of residents who are Nigerian ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2024).