| Official Name: | Jonesport, Maine |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Maine#USA |
| Pushpin Label: | Jonesport |
| Pushpin Label Position: | bottom |
| Coordinates: | 44.5303°N -67.6097°W |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Name1: | Maine |
| Subdivision Type2: | County |
| Subdivision Name2: | Washington |
| Subdivision Type3: | Town |
| Subdivision Name3: | Jonesport |
| Area Footnotes: | [1] |
| Area Total Sq Mi: | 2.23 |
| Area Land Sq Mi: | 1.59 |
| Area Water Sq Mi: | 0.63 |
| Area Total Km2: | 5.76 |
| Area Land Km2: | 4.13 |
| Area Water Km2: | 1.63 |
| Population As Of: | 2020 |
| Population Density Km2: | 147.24 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 50 |
| Postal Code Type: | ZIP Code |
| Postal Code: | 04649 |
| Area Code: | 207 |
| Blank Name: | FIPS code |
| Blank Info: | 23-35975 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2806292 |
| Population Total: | 608 |
| Unit Pref: | Imperial |
| Population Density Sq Mi: | 381.43 |
Jonesport is a census-designated place (CDP) comprising the villages of Jonesport and West Jonesport in the town of Jonesport, Washington County, Maine, United States. It is in southern Washington County, on the north shore of Moosabec Reach, a tidal channel separating the mainland from Beals Island. The town of Beals is to the south across the channel, connected to Jonesport by a road bridge.
Maine State Route 187 is Jonesport's Main Street. The highway leads northwest to U.S. Route 1 near Columbia Falls and northeast the same distance to Route 1 near Jonesboro.
Jonesport was first listed as a CDP prior to the 2020 census.