Delaware County Map, Ohio

Delaware County Map Collection
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Delaware County, Ohio

Delaware County is just north of Columbus. It’s a place where history and progress collide in the best way possible. The county seat, Delaware, is home to Ohio Wesleyan University.
Anyone who loves the outdoors will enjoy Alum Creek State Park. It’s perfect for boating, fishing, and hiking. The county has seen rapid growth in recent years. New developments are popping up everywhere.
But don’t worry. There’s still plenty of farmland and open spaces. The Columbus Zoo and Aquarium sits in the southwest of the county. It has a hands-on tide pool, reptile house, kangaroo walkabout, and much more.
Category | Details |
---|---|
County Name | Delaware County |
County Seat | Delaware |
Population | Approximately 230,000 |
Cities, Towns, and Communities | Delaware, Sunbury, Powell, Lewis Center |
Interstates and Highways | U.S. Highway 36, U.S. Highway 23, State Route 315 |
FIPS Code | 39-041 |
Total Area | 459 square miles (land and water) |
Adjacent Counties | Morrow County (North), Knox County (Northeast), Licking County (East), Franklin County (South), Union County (West), Marion County (Northwest) |
Time Zone | Eastern Time Zone |
State | Ohio |
Coordinates | 40.2971° N, 83.0850° W |
Etymology | Named after the Delaware Native American tribe |
Major Landmarks | Alum Creek State Park, Delaware County Historical Society Museum |
Website | Delaware County Website |
TRANSPORTATION MAP
Delaware County Road Map
U.S. Route 23 and Interstate 71 cut down the middle, linking towns from north to south. State Routes 36 and 42 connect the rest of the area. But despite the growing population, traffic stays manageable.

SATELLITE IMAGERY
Delaware County Satellite Map
From above, you’ll spot a fast-growing suburban pattern. Delaware city and Polaris area shine with dense development. But not far from the sprawl, farmland and tree cover stretch for miles. Large reservoirs like William Lake and Delaware Lake stand out with wide, dark surfaces.

OUTLINE MAP
Delaware County Blank Map
Delaware County has a clean, rectangular shape, but it isn’t perfect. There are no state borders here. The Scioto River bends through the west, but it doesn’t form the edge. Most boundaries are straight, laid out in tidy survey lines.

Neighboring Counties
Here are the 6 neighboring counties of Delaware County: