ZIP Code 66621 — Topeka city, KS Demographics & Data

ZIP code 66621 covers Topeka, KS in Shawnee County with a population of about 675.

At a glance, the area shows median age of 19.6 versus a U.S. median of about 38.9.

It sits in telephone area code 785; U.S. House district KS-2; the TOPEKA media market.

Topeka, KS sits in a university / college context (near washburn university (0.1 mi)). Expect stronger interest in student housing, rentals, walkability, transit, and a younger adult age mix versus typical suburban ZIPs.

On socioeconomic markers, US5 shows a unemployment rate near 31.1%; 100.0% of adults with a bachelor’s degree or higher (about 66.3 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Education, Food services, and Retail trade; about 36.3% of workers reporting work-from-home (about 21.1 points above the U.S. share (15.2%)); a mean commute of about 142.0 minutes (U.S. average near 26.8).

FEMA’s National Risk Index rates natural-hazard risk for Topeka city, KS as Relatively Moderate (composite score 88.0), which is elevated versus much of the country. The strongest component scores on US5 are flood (90.0) and wildfire (75.3). 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 Topeka city, KS show little to no average snow and around 37.3 inches of annual precipitation.

IRS migration statistics show a net inflow of about 37 for ZIP 66621 (Topeka city, KS) 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.