{"found": true, "county": {"County_Seat": "London", "Year_Founded": "1810 ", "Land_Area": "466", "Population_Level": "43,824", "Population_Density": "94", "County_Government_Type": " County", "Governing_Authority": "Dillon's Rule", "Governing_Body": "Board of Commissioners", "Board_Size": 3, "Full_Address": "PO BOX 618<br>County Courthouse<br>London, OH 43140-0618", "County_Website": "http://www.co.madison.oh.us", "County_Pop_25_64_Age": "56.04%", "County_Pop_Over_65_Age": "15.45%", "County_Labor_Force": "20,834", "County_Unemployment_Rate": "5.90%", "County_GDP": "$1.70 B", "Population_Change": "0.90%", "Housing_Units": "16,216", "Pct_Housing_Units": "93.94%"}, "pop": {"1920": 19665, "1930": 20256, "1940": 21814, "1950": 22304, "1960": 26458, "1970": 28323, "1980": 33009, "1990": 37073, "2000": 40210, "2020": 43824, "2010": 43435}}