Manchester
- Country: United States
- State: Connecticut
- Population: 30,577 (2010)
- Latitude: 41° 46.6' N (41.77593°)
- Longitude: 72° 31.3' W (-72.52148°)
- Elevation: 83 m/272 ft. above sea level
- Time zone: America/New_York (UTC -05:00); DST observed (UTC -04:00)
- Alternate names: Manchester CDP, Manchester Center