{"found": true, "county": {"County_Seat": "Madill", "Year_Founded": "1907 ", "Land_Area": "371", "Population_Level": "15,312", "Population_Density": "41", "County_Government_Type": " County", "Governing_Authority": "Dillon's Rule", "Governing_Body": "Board of County Commissioners", "Board_Size": 3, "Full_Address": "1 County Court House<br>Madill, OK", "County_Website": "https://marshall.okcounties.org/", "County_Pop_25_64_Age": "47.47%", "County_Pop_Over_65_Age": "21.72%", "County_Labor_Force": "6,850", "County_Unemployment_Rate": "6.40%", "County_GDP": "$403.70 M", "Population_Change": "-3.33%", "Housing_Units": "8,709", "Pct_Housing_Units": "70.12%"}, "pop": {"1920": 14674, "1930": 11026, "1940": 12384, "1950": 8177, "1960": 7263, "1970": 7682, "1980": 10550, "1990": 10829, "2000": 13131, "2020": 15312, "2010": 15840}}