Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
ZIP code 85734 covers Tucson, AZ in Pima County with a population of about 5,028.
At a glance, the area shows median age of 35.9 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.
On socioeconomic markers, US5 shows a 2.3% of adults with a bachelor’s degree or higher (about 31.4 points below the national share (33.7%)).
FEMA’s National Risk Index rates natural-hazard risk for Tucson city, AZ as Relatively High (composite score 99.1), which is among the highest nationally. The strongest component scores on US5 are wildfire (99.7) and flood (99.5). 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 Tucson city, AZ show limited published climate normals on US5.
IRS migration statistics show a net inflow of about 169 for ZIP 85734 (Tucson city, 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.