Wyandot County is a county in Ohio, United States, in the flat farm country of the state’s northwest quadrant, roughly midway between Toledo and Columbus. It had a population of 21,900 at the 2020 census and covers 408 square miles (1,060 km2), of which 407 square miles is land, centred near 40°51′N 83°18′W.
Upper Sandusky is the county seat, and its postal code is 43351. The county holds two incorporated cities and villages of any size — Upper Sandusky and Carey — alongside a scatter of smaller villages and unincorporated crossroads. Wyandot County sits in the Eastern time zone and carries the Ohio state FIPS code 39175.
Towns & Villages in Wyandot County
Upper Sandusky, the seat, anchors the county’s east-central section; Carey, the second-largest place, sits in the southwest near the Hancock County line. The rest of the county is made up of small villages platted along old rail lines and a set of unincorporated hamlets that never grew past a church, elevator and a few houses.
| Place | Type | Township | Pop. | ZIP |
|---|---|---|---|---|
| Upper Sandusky | City · seat | Crane | 6,698 | 43351 |
| Carey | Town | Crawford | 3,565 | 43316 |
| Nevada | Town | — | — | — |
| Sycamore | Town | — | — | — |
| Harpster | Town | — | — | — |
| Kirby | Town | — | — | — |
| Marseilles | Town | — | — | — |
| Wharton | Town | — | — | — |
| Little Sandusky | Unincorp. | — | — | — |
| Tymochtee | Unincorp. | Tymochtee | — | — |
| Wyandot | Unincorp. | — | — | — |
| Mexico | Unincorp. | — | — | — |
| Deunquat | Unincorp. | — | — | — |
| Belle Vernon | Unincorp. | — | — | — |
| Brownstown | Unincorp. | — | — | — |
| Crawford | Unincorp. | Crawford | — | — |
| Lovell | Unincorp. | — | — | — |
| Seal | Unincorp. | — | — | — |
| Smithville | Unincorp. | — | — | — |
| South Park | Unincorp. | — | — | — |
| Edenville | Unincorp. | Eden | — | — |
Townships
| Township | Pop. (2020) | Main settlements |
|---|---|---|
| Antrim | — | Wharton |
| Crane | — | Upper Sandusky |
| Crawford | — | Carey, Crawford |
| Eden | — | Edenville |
| Jackson | — | Deunquat |
| Marseilles | — | Marseilles |
| Mifflin | — | Belle Vernon |
| Pitt | — | Little Sandusky, Kirby |
| Richland | — | Wyandot |
| Ridge | — | Mexico |
| Salem | — | Harpster |
| Sycamore | — | Sycamore |
| Tymochtee | — | Tymochtee |
Wyandot County has 13 civil townships. Upper Sandusky and Carey are unattached to their host townships for local-government purposes but remain inside them geographically.
ZIP Codes
- 43351 — Upper Sandusky (also serves surrounding Crane Township)
- 43316 — Carey (also serves Crawford Township)
Smaller villages and unincorporated communities elsewhere in the county share ZIP codes with nearby post-office towns in Wyandot and adjoining counties; no confirmed individual codes are published for them here.
Geography
Wyandot County lies on the flat till plains of northwestern Ohio, drained by the Sandusky River, which runs north through Upper Sandusky, and by Tymochtee Creek, a Sandusky tributary that crosses the county’s western half. The terrain is almost entirely level to gently rolling farmland, with corn and soybeans covering most of the open ground and only small woodlots left standing.
The county’s 407 square miles of land carry just 0.7 square miles of water — 0.2 percent of the total — nearly all of it in the Sandusky River and its smaller feeder streams; there are no natural lakes of size.
Wyandot County borders five other Ohio counties: Seneca to the north, Crawford to the east, Marion to the south, Hardin to the southwest, and Hancock to the northwest.
Demographics
Wyandot County recorded a population of 21,900 at the 2020 census. Upper Sandusky (6,698) and Carey (3,565) are the two largest communities and together hold roughly half the county’s residents; the remainder is spread across small villages and open farmland, with about 70 percent of the county classified as rural.
Ohio’s 2023 ACS median household income was $67,769; Wyandot County, a mostly agricultural and manufacturing county with no large employment center of its own, has historically run close to but somewhat below that statewide figure. Population density works out to roughly 54 people per square mile of land, well under Ohio’s statewide average.
Economy & Local Life
Agriculture remains the backbone of Wyandot County’s economy — corn, soybeans and hogs dominate the farmland that covers most of the county — supplemented by small manufacturing and food-processing plants in and around Upper Sandusky and Carey. The county also hosts one of Ohio’s largest solar farms, an 80-acre, 12-megawatt array built near Wyandot County Airport outside Upper Sandusky.
Carey’s biggest annual event is the pilgrimage to the Basilica and National Shrine of Our Lady of Consolation each August, drawing large crowds for a Mass and a seven-mile procession that traces the route the town’s original Luxembourger settlers walked from nearby Frenchtown. The Wyandot County Fair, held each September in Upper Sandusky, is the county’s other major annual draw.
History
The Ohio legislature organized Wyandot County on February 3, 1845, carving it from parts of Crawford, Marion, Hardin and Hancock counties. The name honors the Wyandot people, who held a reservation around Upper Sandusky until their removal to Kansas in 1843 — the last Ohio Indian removal of its kind — just two years before the county itself was formed.
Upper Sandusky traces to an earlier Wyandot settlement of the same name and became the county seat in 1848. Carey, platted in 1843 by W. J. Buell and R. M. Shuler and named for local judge John Carey, grew around what later became a center of Luxembourgish Catholic settlement in Ohio. Sheriden Cave, near Carey, has yielded archaeological evidence of human presence in the area dating back roughly 11,000 BC.
Getting There
U.S. Route 23 runs north–south through the county and through Upper Sandusky, meeting State Routes 53, 67 and 199 there; U.S. Route 30 passes just south of the county seat. Wyandot County Airport, a small general-aviation field, sits about four nautical miles northwest of Upper Sandusky and has no scheduled commercial service.
- Findlay, Ohio — about 30 miles northwest
- Marion, Ohio — about 25 miles south
- Bucyrus, Ohio — about 20 miles east
- Toledo, Ohio — about 59 miles north
The nearest airport with regular commercial passenger service is John Glenn Columbus International Airport, roughly 65 miles south. The closest Amtrak service is in Toledo, on the Lake Shore Limited line, about 60 miles to the north; Wyandot County itself has no passenger rail.
Frequently Asked Questions
What is the Upper Sandusky postcode?
43351.
What county is Upper Sandusky, Ohio in?
Upper Sandusky is the seat of Wyandot County, in northwest Ohio.
How big is Wyandot County?
408 square miles (1,060 km2), with a population of 21,900 at the 2020 census.
What counties border Wyandot County?
Seneca to the north, Crawford to the east, Marion to the south, Hardin to the southwest, and Hancock to the northwest.
Where does the name Wyandot County come from?
It is named for the Wyandot people, who held a reservation near Upper Sandusky before their 1843 removal to Kansas, two years before the county was organized.
What is Carey, Ohio known for?
The Basilica and National Shrine of Our Lady of Consolation and its annual August pilgrimage, rooted in the town’s Luxembourger heritage.
How many townships does Wyandot County have?
Thirteen civil townships: Antrim, Crane, Crawford, Eden, Jackson, Marseilles, Mifflin, Pitt, Richland, Ridge, Salem, Sycamore and Tymochtee.
More counties in this state: Towns and villages in Ohio.