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Snake Hill — Massachusetts modernist enclave
Snake Hill modernist home, Belmont — Unique Homes MA

Beginning in 1941, architect Carl Koch started a small neighborhood of modernist homes along the Belmont-Lincoln border in an area called Snake Hill. Today it is a mix of The Architects Collaborative (TAC) and Koch designs from the 1940s onward. Smaller and less unified than Six Moon Hill, it offers an approachable way into one of the earliest TAC clusters.

Koch built his own house on Snake Hill Road in 1941, before the war interrupted residential construction, and returned to add neighboring houses for friends and clients through the late 1940s and 1950s. Several TAC partners (most notably Norman Fletcher) designed houses here before the partnership consolidated its energies at Six Moon Hill. The hillside topography led to steeply sited, terraced layouts with full-height glazing facing the valley, anticipating moves Koch would later systematize in his Techbuilt prefab line and at Conantum. Koch also built Acorn and Deck House variants in the area before the Acorn line industrialized in nearby Lincoln.

Unlike Six Moon Hill, Five Fields, or Peacock Farm, Snake Hill never incorporated as a cooperative with shared deed restrictions. Houses were built one at a time over fifteen years, so the cluster is looser and a handful of teardown-and-rebuilds have occurred. The original Koch and TAC Mid-Century Modern houses that remain are still recognizable as the same architectural family. Modern Mass maintains the most thorough public catalog of the surviving inventory.

Last reviewed

National Historic Landmark

Federally designated as nationally significant — the highest U.S. historic recognition. Section 106 review applies to federal undertakings affecting the property.

National Register

Listed on the National Register of Historic Places. Owners may qualify for the 20% federal Historic Rehabilitation Tax Credit on certified rehabilitation work.

State Register

Listed on the Massachusetts State Register of Historic Places.

Local Historic District

Inside a Local Historic District. Exterior changes visible from a public way require approval from the local historic district commission.

Local Landmark

Individually designated by the town as a local landmark. Exterior alterations require commission approval.

MACRIS Inventory

Documented in MACRIS, the state historic inventory. Informational only — no regulatory constraints.

Article 85 (Boston)

Subject to Boston Article 85 demolition-delay review, which can pause demolition of buildings 50+ years old for up to 90 days.

Ch. 91 Waterways License

An active MassDEP permit for a dock, pier, seawall, or other structure on or over a Massachusetts waterway. Many older licenses are not digitized; this record is provided for reference only.

Massachusetts Great Pond

A Great Pond under M.G.L. Ch. 91 — the Commonwealth retains public rights to fish and navigate these state-designated waters. Private docks and other waterfront structures require a Waterways License from MassDEP.

Likely Great Pond

The MLS listing describes this property as being on a Great Pond, which would be a state-designated water body under M.G.L. Ch. 91. GIS data did not independently confirm the pond name — verification needed.