Guernsey County, Ohio
| Inception | 31 Gusooka 1810  | |
|---|---|---|
| Named after | Guernsey | |
| Egwanga | Amereka | |
| Capital | Cambridge | |
| Located in the administrative territorial entity | Ohio | |
| Coordinate location | 40°3′0″N 81°30′0″W | |
| Geoshape | link | |
| Authority | government of Guernsey County | |
| Obunji bw'abantu | 38,438 | |
| Number of households | 16,244±339 | |
| Contains the administrative territorial entity | Cambridge | |
| Water as percent of area | 1.1 % | |
| Headquarters location | Cambridge | |
| Shares border with | Tuscarawas County, Noble County, Harrison County, Belmont County, Muskingum County, Coshocton County | |
| Area | 1,368 km² | |
| Official website | www.guernseycounty.org | |
| List of monuments | National Register of Historic Places listings in Guernsey County, Ohio | |
| Per capita income | 25,878 United States dollar | |
| Vehicle registration plate code | 30 | |
| Tabular data series | Data:US presidential elections by county/Guernsey County, Ohio.tab | |
Guernsey County, Ohio ye ssaza erisangibwa mu ssaza ly’e Ohio mu nsi ya United States of America.
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