| Official Name: | Hidden Lakes, Ohio |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Ohio#USA |
| Pushpin Label: | Hidden Lakes |
| Coordinates: | 40.5481°N -82.7633°W |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Ohio |
| Subdivision Type2: | County |
| Subdivision Name2: | Morrow |
| Subdivision Type3: | Township |
| Subdivision Name3: | Franklin |
| Area Footnotes: | [1] |
| Area Total Km2: | 0.66 |
| Area Land Km2: | 0.66 |
| Area Water Km2: | 0.0 |
| Population As Of: | 2020 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 1227 |
| Postal Code Type: | ZIP Code |
| Postal Code: | 43338 (Mount Gilead) |
| Area Code: | 419/567 |
| Blank Name: | FIPS code |
| Blank Info: | 39-35133 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2813338 |
Hidden Lakes is a census-designated place (CDP) in Morrow County, Ohio, United States. It was first listed as a CDP prior to the 2020 census.
The CDP is in central Morrow County, in the northwest part of Franklin Township. It is bordered to the north by Congress Township and very slightly by Gilead Township. It is a recreational community built around a small artificial lake and the headwaters of the Kokosing River, a southeast-flowing tributary of the Walhonding River and part of the Muskingum River watershed leading to the Ohio.
Hidden Lakes is 4miles east of Mount Gilead, the Morrow county seat, and southwest of Mansfield.