Casa Grande Village — Pima Ancestral Great House Compound
Casa Grande · Casa Grande Prehistoric Village · Gila River Casa Grande Village
Hohokam Colonial to Classic (750–1450 CE; peak 1350 CE)·Hohokam (Gila–Casa Grande community, Ancestral O'odham)·🇺🇸 Arizona, Pinal County, Gila River floodplain, Casa Grande Ruins vicinity, United States
About
About Casa Grande Village — Pima Ancestral Great House Compound
Casa Grande Village is a 60 ha Hohokam Classic compound village surrounding the Casa Grande Great House (NPS monument) excavated by T. Lyman Hayward and later E.W. Haury. Village compound 1350 CE adobe-walled enclosures with platform outlier, canal laterals 8 km to Gila River, and Great House 4-story caliche core 1350 CE astronomical walls. 700-year continuity from Snaketown Pioneer Pioneer founders to Casa Grande Classic collapse.
Why it mattersAlongside Snaketown and Pueblo Grande proves Gila Basin 700-year irrigation continuity; direct ancestry of Akimel O'odham.
Open questions
Mysteries & theories
Mysteries
- 01Function of Great House — elite residence vs observatory vs grain storage?
Theories
- 01Wilcox-Sternberg: Casa Grande as astronomical pre-Hopi aligned Great House before 1350 abandonment
Theories are interpretations, not findings. The seal above tells you how much scholarly weight the place carries.
History
How it came to be
- Built
- c.750 CE (Colonial)
- Period
- Hohokam Colonial to Classic (750–1450 CE; peak 1350 CE)
- Culture
- Hohokam (Gila–Casa Grande community, Ancestral O'odham)
- Builders
- Hohokam irrigators (O'odham ancestors)
- Purpose
- Riverine farming capital with great house administrative and astronomical observatory
- Abandoned
- c.1450 CE (Gila canal salinization depopulation)
- Rediscovered
- 1694 Eusebio Kino; 1892 Fewkes excavation then 1932 monument
- Excavation
- Partially excavated
1694
Kino records Great House standing 4 stories
1931–32
Pinkley compound photography and preservation roof
On the ground
Structures & features
33.0000° N · 111.7300° W · 440 m · 3 mapped features
Casa Grande Great House
great houseFour-story 1350 CE caliche Great House with sun apertures
33.0006° N · 111.7295° WCasa Grande Compound Wall
fortification1.8 km compound adobe perimeter wall with gatehouse
32.9993° N · 111.7292° WCasa Grande Lateral Canal 2
hydraulicGila River lateral 8 km with caliche headgate south
33.0010° N · 111.7306° W