EntityQ574912· pop 44· linked from 1,463 articlesPontiacSign in to savecity in Illinois, USAKey factsCountryUnited StatesStateIllinoisCountyLivingstonMayorKelly EckhoffTotal8.65 sq mi (22.40 km )Land8.40 sq mi (21.75 km )Water0.25 sq mi (0.65 km )Elevation640 ft (200 m)Density1,327.8/sq mi (512.65/km )Time zoneUTC−6 ( CST )Summer dstUTC−5 ( CDT )Fips code17-61015Websitewww .pontiac .orgvia Wikipedia infoboxArticlePontiac is a city in Livingston County, Illinois, United States, and its county seat. The population was 11,150 in the 2020 census.HistoryRead full article (78 paragraphs)Connectionsrace and ethnicity in the United States CensusEntitylist of municipalities in IllinoisEntityCategories1837 establishments in IllinoisCities in IllinoisCities in Livingston County, IllinoisCounty seats in IllinoisMicropolitan statistical areas of IllinoisPontiac, IllinoisPopulated places in the United States established in 1837