ZIP Code 75231 — Dallas city, TX Demographics & Data

ZIP code 75231 covers Dallas, TX in Dallas County with a population of about 37,695.

At a glance, the area shows median age of 32.0 versus a U.S. median of about 38.9.

It sits in telephone area codes 214, 469, 945, 972; U.S. House district TX-32; the DALLAS - FT. WORTH media market.

Dallas, TX sits in a university / college context (near bakke graduate university (1.5 mi)). Expect stronger interest in student housing, rentals, walkability, transit, and a younger adult age mix versus typical suburban ZIPs.

Median household income in ZIP 75231 is about $54,884 — about 27% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 19.1%; unemployment rate near 3.9%; 39.4% of adults with a bachelor’s degree or higher (about 5.7 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Retail trade, Healthcare, and Professional services; about 11.5% of workers reporting work-from-home (about 3.7 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 $466,200 — about 34% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,117 (about 4% below the U.S. median rent ($1,163)), and owner-occupancy near 18.7% (about 46.7 points below the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 75231 in Dallas, TX, a household would need roughly $128,000 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 $2,995. That is about 133% above the local median household income ($54,884), 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 Dallas city, TX as Very High (composite score 99.7), which is among the highest nationally. The strongest component scores on US5 are flood (99.6) and wildfire (80.3). 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 Dallas city, TX show little to no average snow and around 38.3 inches of annual precipitation.

IRS migration statistics show a net inflow of about 1,778 for ZIP 75231 (Dallas city, TX) 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.