| Official Name: | Limestone, Maine |
| Settlement Type: | Census-designated place |
| Pushpin Label: | Limestone |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location within the state of Maine |
| Mapsize: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Maine |
| Subdivision Type2: | County |
| Subdivision Name2: | Aroostook |
| Subdivision Type3: | Town |
| Subdivision Name3: | Limestone |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 6.86 |
| Area Land Km2: | 6.86 |
| Area Water Km2: | 0.00 |
| Area Total Sq Mi: | 2.65 |
| Area Land Sq Mi: | 2.65 |
| Area Water Sq Mi: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 874 |
| Population Density Km2: | 127.41 |
| Population Density Sq Mi: | 329.94 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation M: | 181 |
| Elevation Ft: | 594 |
| Coordinates: | 46.9125°N -67.8264°W |
| Postal Code Type: | ZIP codes |
| Postal Code: | 04750-04751 |
| Area Code: | 207 |
| Blank Name: | FIPS code |
| Blank Info: | 23-39265 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 0569589 |
Limestone is a census-designated place (CDP) comprising the main village within the town of Limestone in Aroostook County, Maine, United States. The population was 1,075 at the 2010 census,[2] out of a population of 2,314 for the entire town.
The Limestone CDP is located at 46.9125°N -67.8261°W (46.91258, −67.826376),[3] slightly east of the center of the town of Limestone. U.S. Route 1A runs north-south through the center of the CDP, intersecting Maine State Routes 229 and 89.
According to the United States Census Bureau, the CDP has a total area of 6.8sqkm, all land.[2]
| Languages (2000)[4] | Percent | |
|---|---|---|
| Spoke English at home | 89.07% | |
| Spoke French at home | 8.50% | |
| Spoke Spanish at home | 2.43% |
There were 420 households, of which 26.4% had children under the age of 18 living with them, 51.9% were married couples living together, 8.6% had a female householder with no husband present, and 35.2% were non-families. 31.7% of all households were made up of individuals, and 11.7% had someone living alone who was 65 years of age or older. The average household size was 2.27 and the average family size was 2.81.
Age distribution was 26.7% under the age of 18, 24.4% from 18 to 24, 17.0% from 25 to 44, 20.6% from 45 to 64, and 11.3% who were 65 years of age or older. The median age was 24 years. For every 100 females, there were 124.6 males. For every 100 females age 18 and over, there were 120.5 males.
The median household income was $33,600, and the median family income was $34,250. Males had a median income of $30,278 versus $15,948 for females. The per capita income for the CDP was $11,160. About 6.8% of families and 26.8% of the population were below the poverty line, including 15.4% of those under age 18 and none of those age 65 or over.