What to know about ZIP 79085
ZIP code 79085 covers Summerfield, TX in Castro County.
It sits in telephone area code 806; U.S. House district TX-19; the AMARILLO media market.
Summerfield CDP, TX
ZIP Code 79085 — Summerfield CDP, TX Demographics & Data
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
Low Snow Area
Map, Quick Facts & Location
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At a glance
Overview of ZIP Code 79085
Climate risk and migration signals
FEMA’s National Risk Index rates natural-hazard risk for Summerfield CDP, TX as Very Low (composite score 34.4), which is relatively lower than many U.S. communities. The strongest component scores on US5 are wildfire (73.8) and flood (11.2). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.
Climate normals for Summerfield CDP, TX show little to no average snow and around 19.3 inches of annual precipitation.
Nearby (from this ZIP)
Airport CVN (38.8 miles (62.4 km)) · West Texas A & M University (37.9 miles (61.0 km)) · Alibates Flint Quarries National Monument (75.1 miles (120.9 km)) · VA: Clovis CBOC (44.1 miles (71.0 km))
Full lists and map pins are in the Infrastructure section below.