| Official Name: | Richmond Dale, Ohio |
| Settlement Type: | CDP |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Ohio |
| Subdivision Type2: | County |
| Subdivision Name2: | Ross |
| Subdivision Type3: | Township |
| Subdivision Name3: | Jefferson |
| Unit Pref: | Imperial |
| Area Total Km2: | 1.28 |
| Population As Of: | 2020 |
| Population Footnotes: | [1] |
| Population Total: | 386 |
| Population Density Km2: | auto |
| Population Density Sq Mi: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 594 |
| Coordinates: | 39.2042°N -82.8122°W |
| Postal Code Type: | ZIP |
| Postal Code: | 45673 |
| Blank Name: | FIPS code |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2628958 |
Richmond Dale (sometimes Richmondale) is a census-designated place in central Jefferson Township, Ross County, Ohio, United States. It has a post office with the ZIP code 45673.[2] It is located along U.S. Route 35 southeast of the county seat of Chillicothe. The population of the CPD was 386 at the 2020 census.
Richmond Dale was laid out in 1811.[3] The community derives its name from Richmond, Virginia, the native home of a first settler.[4] A post office called Richmond was established in 1814, and the name was changed to Richmond Dale in 1829.[5] The change in name was intended to prevent repetition with another Richmond, Ohio.[6]
Richmond Dale has a public library, a branch of the Chillicothe & Ross County Public Library.[7]