Summit Grove

Built 1979–1996various builders

A 188-home subdivision in northeast Thornton with diverse home types — 2-story, multi-level, ranch, and tri-level — with 1,600–2,200 above-grade square feet and 2,000–3,000 finished square feet on generous 7,500 sq ft to quarter-acre lots with 2-car garages. Built 1979–1996 with mature landscaping. Average value ~$549K.

Price Range
$490K–$640K
Typical Lot
0.17–0.25 acres
single-family

Amenities

multiple home styles availablemature landscaping
  • large lots by Thornton standards

Nearby Schools

  • Adams 12 Five Star Schools
  • Horizon High School

Nearby Parks

  • Summit Grove area parks

Getting Around

5 min
I-25
E 128th Ave
Colorado Blvd

Research date: 2026-04-03 · Price source: direct · Amenity depth: moderate