ZIP Code 85637 — Sonoita CDP, AZ Demographics & Data

ZIP code 85637 covers Sonoita, AZ in Santa Cruz County with a population of about 1,133.

At a glance, the area shows median age of 58.2 versus a U.S. median of about 38.9.

It sits in telephone area code 520; U.S. House district AZ-7; the TUCSON (SIERRA VISTA) media market.

Sonoita, AZ fits a retirement-oriented profile (high share of residents 65+ (39.8%)). Residents and relocators commonly research healthcare access, everyday amenities (dining, personal services), and housing costs rather than tech or campus life.

Median household income in ZIP 85637 is about $80,000 — about 6% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 5.9%; unemployment rate near 13.6%; 37.3% of adults with a bachelor’s degree or higher (about 3.6 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Public administration, Agriculture, and Healthcare; about 4.5% of workers reporting work-from-home (about 10.6 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Median home value is about $434,300 — about 25% above the U.S. median home value ($348,079).

Housing tenure and rents show owner-occupancy near 88.3% (about 22.9 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 85637 in Sonoita, AZ, a household would need roughly $120,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $2,790. That is about 50% above the local median household income ($80,000), so the median earner would likely stretch or need a larger down payment. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

FEMA’s National Risk Index rates natural-hazard risk for Sonoita CDP, AZ as Relatively Moderate (composite score 88.3), which is elevated versus much of the country. The strongest component scores on US5 are wildfire (98.1) and flood (87.4). 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 Sonoita CDP, AZ show little to no average snow.

IRS migration statistics show a net inflow of about 38 for ZIP 85637 (Sonoita CDP, AZ) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.