{"source":"https://www2.census.gov/geo/docs/maps-data/data/gazetteer/2025_Gazetteer/2025_Gaz_counties_national.zip","populationSource":{"name":"U.S. Census Bureau Vintage 2025 county population estimates","url":"https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/counties/totals/co-est2025-alldata.csv","asOf":"2025-07-01","matched":3144,"sha256":"4f5a499d851e2cb48fd7a5405e5a9235453a8a66933657aacd10df0e264f35d5"},"records":[{"fips":"19141","name":"O'Brien County","state":"IA","stateName":"Iowa","slug":"o-brien-county","landSqMi":573.035,"waterSqMi":0.173,"latitude":43.083746,"longitude":-95.625624,"censusProfile":"https://data.census.gov/profile?g=050XX00US19141","population2025":14220}]}