By Whereig Editors, Reviewed by Mukesh Kumar| Updated On: May 02, 2026 | 20:16 ET
Map of Porter County - Porter County is a county located in the U.S. state of Indiana. Porter County Map showing cities, highways, important places and water bodies. Get Where is Porter County located in the map, major cities in Porter county, population, areas, and places of interest.
Map of Porter County, Indiana
About Porter County Map, Alabama: The map showing the county boundary, county seat, major cities, highways, water bodies and neighbouring counties.
Related Indiana Maps
About Porter County, Indiana
St. Joseph County is a county located in the U.S. state of Indiana. It`s county seat is South Bend. As per 2020 census, the population of St. Joseph County was 272212 and population density of St. Joseph was square miles. According to the United States Census Bureau, the county has a total area of 458 sq mi (1,186 km2). St. Joseph County was established on -25537.
Porter County Facts
| Continent | North America |
| Country | United States |
| State | Indiana |
| County Seat | Valparaiso |
| Largest City/Town | Portage |
| Established | 1836 |
| Total Area | 521 sq mi |
| Land Area | 418 sq mi |
| Water Area | 103 sq mi |
| Population | 189,510 (Census 2020) |
| Population Density | 453 people per sq mi |
| Time Zone | Central Time Zone (CT) |
| Major Highways | I-80, I-90, I-94, I-65, US-6, US-12, US-20, US-30 |
| Neighboring Counties | Lake County (west), LaPorte County (east), Starke County (south), Jasper County (southwest) |
| Famous For | Indiana Dunes, Lake Michigan shoreline, Valparaiso University |
| Top Attractions | Indiana Dunes National Park, Indiana Dunes State Park, Valparaiso University |
| Official Website | https://www.porterco.org/ |
Cities and Towns in Porter County, Indiana
- Portage – 37,926 (Census 2020)
- Valparaiso (county seat) – 34,151 (Census 2020)
- Chesterton – 14,241 (Census 2020)
- Hebron – 3,724 (Census 2020)
- Kouts – 2,028 (Census 2020)
- Burns Harbor – 1,156 (Census 2020)
- Porter – 4,999 (Census 2020)
- Beverly Shores – 613 (Census 2020)
- Ogden Dunes – 1,113 (Census 2020)
Roads and Highways in Porter County, Indiana
Porter County is a major transportation hub with several interstate highways connecting it to Chicago and across the Midwest.
- Interstate 80/90 (I-80/I-90) – Indiana Toll Road linking Chicago to Ohio
- Interstate 94 (I-94) – east-west route connecting the county to Chicago and Detroit
- Interstate 65 (I-65) – north-south route connecting the county to Indianapolis
- US Route 6 – east-west highway linking Valparaiso to Gary and South Bend
- US Route 12 – runs along Lake Michigan connecting coastal communities
- US Route 20 – major east-west route connecting Portage to South Bend and Chicago
- US Route 30 – connects Valparaiso to Merrillville and Plymouth
Neighboring Counties of Porter County
- Lake County (west)
- LaPorte County (east)
- Starke County (south)
- Jasper County (southwest)
Top Attractions in Porter County, Indiana
Porter County offers natural beauty, lakefront recreation, and cultural attractions.
- Indiana Dunes National Park – scenic dunes, beaches, and hiking trails
- Indiana Dunes State Park – popular park with beaches and outdoor activities
- Valparaiso University – private university with a scenic campus
- Portage Lakefront and Riverwalk – lakefront park with trails and views
- Taltree Arboretum & Gardens – nature preserve and gardens
- Downtown Valparaiso – shops, restaurants, and entertainment
Distance from Porter County to Nearby Cities
- Porter County to Chicago – 40 mi (64 km)
- Porter County to South Bend – 45 mi (72 km)
- Porter County to Indianapolis – 140 mi (225 km)
- Porter County to Milwaukee – 120 mi (193 km)
- Porter County to Detroit – 240 mi (386 km)
FAQs about Porter County
Where is Porter County located?
Porter County is located in northwestern Indiana along Lake Michigan.
What is the county seat of Porter County?
The county seat is Valparaiso, while Portage is the largest city.
What is Porter County known for?
It is known for Indiana Dunes, Lake Michigan beaches, and Valparaiso University.
Is Porter County part of the Chicago metropolitan area?
Yes, it is part of the Chicago metropolitan area.
What are the main highways in Porter County?
The county is served by I-65, I-80, I-90, I-94, and several U.S. highways.
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