| Official Name: | Pleasant Grove, Ohio |
| Settlement Type: | CDP |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Ohio |
| Subdivision Type2: | County |
| Subdivision Name2: | Muskingum |
| Subdivision Type3: | Township |
| Subdivision Name3: | Washington |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 8.35 |
| Area Land Km2: | 8.33 |
| Area Water Km2: | 0.02 |
| Area Total Sq Mi: | 3.22 |
| Area Land Sq Mi: | 3.21 |
| Area Water Sq Mi: | 0.01 |
| Population As Of: | 2020 |
| Population Total: | 1726 |
| Population Density Km2: | 207.29 |
| Population Density Sq Mi: | 536.86 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 951 |
| Coordinates: | 39.9511°N -81.9594°W |
| Blank Name: | FIPS code |
| Blank Info: | 39-63478[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2393189 |
Pleasant Grove is a census-designated place (CDP) in Muskingum County, Ohio, United States. The population was 1,726 at the 2020 census.
According to the United States Census Bureau, the CDP has a total area of 3.2sqmi, of which 3.2sqmi is land and 0.31% is water.
As of the census of 2000, there were 2,016 people, 728 households, and 516 families residing in the CDP. The population density was 631.4sp=usNaNsp=us. There were 765 housing units at an average density of 239.6sp=usNaNsp=us. The racial makeup of the CDP was 96.18% White, 2.48% African American, 0.10% Native American, 0.25% Asian, 0.10% Pacific Islander, 0.20% from other races, and 0.69% from two or more races. Hispanic or Latino of any race were 0.35% of the population.
There were 728 households, out of which 30.8% had children under the age of 18 living with them, 54.1% were married couples living together, 11.4% had a female householder with no husband present, and 29.0% were non-families. 23.4% of all households were made up of individuals, and 7.3% had someone living alone who was 65 years of age or older. The average household size was 2.39 and the average family size was 2.81.
In the CDP, the population was spread out, with 20.0% under the age of 18, 7.7% from 18 to 24, 24.2% from 25 to 44, 23.7% from 45 to 64, and 24.4% who were 65 years of age or older. The median age was 43 years. For every 100 females, there were 87.4 males. For every 100 females age 18 and over, there were 83.2 males.
The median income for a household in the CDP was $34,728, and the median income for a family was $46,250. Males had a median income of $32,379 versus $19,034 for females. The per capita income for the CDP was $16,761. About 12.6% of families and 11.3% of the population were below the poverty line, including 13.2% of those under age 18 and 6.5% of those age 65 or over.