Porter County
County
Porter County Courthouse in Valparaiso
Flag
Motto:  "Front Porch of the Dunes"
Location within the U.S. state of Indiana
Indiana's location within the U.S.
Coordinates: 41°51′N 87°07′W / 41.850°N 87.117°W / 41.850; -87.117
Country	United States
State	Indiana
Founded	5 February 1836 (authorized) 1837 (organized)
Named for	David Porter
Seat	Valparaiso
Largest city	Portage
Area
• Total	521.8 sq mi (1,351 km2)
• Land	418.2 sq mi (1,083 km2)
• Water	103.6 sq mi (268 km2)  19.9%
Population  (2020)[1]
• Total	173,215
• Density	407.4/sq mi (157.3/km2)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	1st
Website	Official Porter County website
Indiana county number 64

Porter County is a county in the U.S. state of Indiana. As of 2020, 173,215 people lived there.^[1] The county seat is Valparaiso.^[2]

v t e Chicago metropolitan area
Major city	Chicago
Cities (over 30,000 in 2010)	Aurora Berwyn Calumet City Chicago Heights Crystal Lake DeKalb Des Plaines Elgin Elmhurst Evanston Gary Hammond Joliet Kenosha Naperville North Chicago Park Ridge Portage St. Charles Valparaiso Waukegan Wheaton
Towns and villages (over 30,000 in 2010)	Addison Algonquin Arlington Heights Bartlett Bolingbrook Buffalo Grove Carol Stream Carpentersville Cicero Downers Grove Elk Grove Village Glendale Heights Glenview Gurnee Hanover Park Hoffman Estates Lombard Mount Prospect Mundelein Northbrook Oak Lawn Oak Park Orland Park Oswego Palatine Plainfield Romeoville Schaumburg Skokie Streamwood Tinley Park Wheeling Woodridge
Counties	Cook DeKalb DuPage Grundy Jasper Kane Kendall Kenosha Lake, IL Lake, IN McHenry Newton Porter Will
Regions	Great Lakes
Illinois, United States

v t e State of Indiana
Indianapolis (capital)
Topics	Index Geography Government Governor (List) Congressional districts (Delegations) History City nicknames National Historic Landmarks State parks Symbols Transportation Tourist attractions Index of Indiana-related articles Outline	Seal of Indiana
Society	Hoosiers Culture Crime Demographics Economy Education Ghostlore Politics Party strength Sports
Regions	Central Indiana East Central Indiana Wabash Valley Northern Indiana Northeast Indiana Northwest Indiana Michiana Southern Indiana Indiana Uplands Kentuckiana Southwestern Indiana
Largest cities	Anderson Bloomington Carmel Columbus Crown Point Elkhart Evansville Fishers Fort Wayne Gary Goshen Greenwood Hammond Indianapolis Jeffersonville Kokomo Lafayette Lawrence Michigan City Mishawaka Muncie New Albany Noblesville Portage Richmond South Bend Terre Haute Valparaiso Westfield West Lafayette
Largest towns	Avon Brownsburg Clarksville Highland Merrillville Munster Plainfield Saint John Schererville Zionsville
Counties	Adams Allen Bartholomew Benton Blackford Boone Brown Carroll Cass Clark Clay Clinton Crawford Daviess Dearborn Decatur DeKalb Delaware Dubois Elkhart Fayette Floyd Fountain Franklin Fulton Gibson Grant Greene Hamilton Hancock Harrison Hendricks Henry Howard Huntington Jackson Jasper Jay Jefferson Jennings Johnson Knox Kosciusko LaGrange Lake LaPorte Lawrence Madison Marion Marshall Martin Miami Monroe Montgomery Morgan Newton Noble Ohio Orange Owen Parke Perry Pike Porter Posey Pulaski Putnam Randolph Ripley Rush Saint Joseph Scott Shelby Spencer Starke Steuben Sullivan Switzerland Tippecanoe Tipton Union Vanderburgh Vermillion Vigo Wabash Warren Warrick Washington Wayne Wells White Whitley

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