ZIP Code 66429 — Grantville CDP, KS Demographics & Data

ZIP code 66429 covers Grantville, KS in Jefferson County with a population of about 381.

At a glance, the area shows median age of 56.2 versus a U.S. median of about 38.9.

It sits in telephone area code 785; U.S. House district KS-1; the TOPEKA media market.

Grantville, KS fits a retirement-oriented profile (older median age or known retirement-community context). 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 66429 is about $66,432 — about 12% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 0.0%; unemployment rate near 0.0%; 13.8% of adults with a bachelor’s degree or higher (about 19.9 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Construction, Retail trade, and Food services; about 7.5% of workers reporting work-from-home (about 7.7 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 $165,300 — about 53% below the U.S. median home value ($348,079).

Housing tenure and rents show owner-occupancy near 100.0% (about 34.6 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 66429 in Grantville, KS, a household would need roughly $46,000 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 $1,062. That sits below the local median household income ($66,432), suggesting the typical household income is closer to a workable buy-in level under these assumptions. 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 Grantville CDP, KS as Very Low (composite score 19.7), which is relatively lower than many U.S. communities. The strongest component scores on US5 are wildfire (67.7) and flood (32.6). 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 Grantville CDP, KS show little to no average snow and around 36.5 inches of annual precipitation.

IRS migration statistics show a net inflow of about 21 for ZIP 66429 (Grantville CDP, 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.