South Hadley wraps around the south side of the Mount Holyoke Range in Hampshire County. The Connecticut River runs along the town’s western and southern boundaries, separating it from Holyoke proper across the South Hadley Falls dam. To the north is Hadley; to the east is Granby and Belchertown. The town has two distinct centers (South Hadley Center, near the college, and South Hadley Falls, on the river) and a population of about 18,000.
Mount Holyoke College
The town’s defining institution is Mount Holyoke College, founded in 1837 by Mary Lyon as the Mount Holyoke Female Seminary, the first institution chartered for the higher education of women in the United States, and the oldest such still operating. The campus occupies most of the town’s geographic center, about a mile and a half north of South Hadley Falls.
The Mount Holyoke College Art Museum on campus is free, with an unusually broad collection for a museum its size, but is closed for renovation until fall 2026.
South Hadley Falls
The river drops about sixty feet at South Hadley Falls, a natural fall that was the original power source for the early-19th- century South Hadley Canal, completed in 1795 and one of the first navigable canals built in North America.
The Hadley Falls Company built a wood-and-rock dam there in 1849 to power the new mills across the river in Holyoke; the current concrete dam, finished in 1900, generates hydropower for Holyoke Gas & Electric and is also the head-of-tide for the Connecticut River’s spring shad and herring runs. The falls are visible from the Robert Barrett Fishway observation room on the Holyoke side and from a small overlook park on the South Hadley side of the dam.
The Holyoke Range
The town’s northern third climbs into the western end of the Mount Holyoke Range. The summit of Mount Holyoke itself, with the historic Summit House, sits on the line between South Hadley and Hadley in J.A. Skinner State Park. The trails of the broader Holyoke Range State Park continue east from there along the ridge.
Other notes
- The Joseph Allen Skinner Museum, on campus at Mount Holyoke College, holds Skinner’s eclectic personal collection: early American glass, ceramics, tools, and the small one-room Old Kingdom Schoolhouse moved here from Prescott. It is closed for the foreseeable future.
- A dinosaur footprint discovered in South Hadley in 1802 by a young Pliny Moody (then about twelve), known by the Biblical-bird name Noah’s Raven, was the first dinosaur trackway recorded in North America (the tracks were not identified as dinosaurian until decades later). It is now in the Beneski Museum of Natural History at Amherst College, a few miles north.
Sources
- Town of South Hadley, Massachusetts
- South Hadley, Massachusetts — Wikipedia (2020 U.S. Census population: 18,150)
- Mount Holyoke College
- Mount Holyoke College Art Museum