ZIP Code 78633 — Georgetown city, TX Demographics & Data

ZIP code 78633 covers Georgetown, TX in Williamson County with a population of about 28,877.

At a glance, the area shows median age of 67.9 versus a U.S. median of about 38.9.

It sits in telephone area codes 254, 512, 737; U.S. House district TX-31; the AUSTIN media market.

Georgetown, TX fits a retirement-oriented profile (high share of residents 65+ (56.3%)). 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 78633 is about $99,967 — about 33% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 3.3%; unemployment rate near 4.1%; 55.6% of adults with a bachelor’s degree or higher (about 21.9 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Professional services, Healthcare, and Education; about 31.3% of workers reporting work-from-home (about 16.1 points above 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 $443,500 — about 27% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,660 (about 43% above the U.S. median rent ($1,163)), and owner-occupancy near 91.1% (about 25.7 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 78633 in Georgetown, TX, a household would need roughly $122,000 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 $2,849. That is about 22% above the local median household income ($99,967), 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 Georgetown city, TX as Relatively Moderate (composite score 90.1), which is among the highest nationally. The strongest component scores on US5 are flood (91.3) and wildfire (87.8). 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 Georgetown city, TX show little to no average snow and around 37.1 inches of annual precipitation.

IRS migration statistics show a net inflow of about 1,362 for ZIP 78633 (Georgetown 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.