| Official Name: | Plainfield, Vermont |
| Settlement Type: | Census-designated place |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Vermont |
| Subdivision Type2: | County |
| Subdivision Name2: | Washington |
| Area Total Km2: | 0.60 |
| Area Land Km2: | 0.59 |
| Area Water Km2: | 0.01 |
| Population As Of: | 2010 |
| Population Total: | 401 |
| Population Density Km2: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation M: | 230.2 |
| Coordinates: | 44.2775°N -72.4244°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 05667 |
| Area Code: | 802 |
| Blank Name: | FIPS code |
| Blank Info: | 50-55750[1] |
Plainfield is a census-designated place (CDP) comprising the main village of the town of Plainfield, Washington County, Vermont, United States. The population of the CDP was 401 at the 2010 census.[2]
According to the United States Census Bureau, the Plainfield CDP has a total area of 0.6sqkm, of which 0.59sqkm is land and 0.01sqkm, or 2.18%, is water.[3] The village is located in the northern corner of the town of Plainfield along U.S. Route 2, 10miles east of Montpelier, the state capital, and west of St. Johnsbury. Goddard College is located just to the west of the CDP.
Plainfield is located on the Winooski River.