ZIP Code 48820 — DeWitt city, MI Demographics & Data

ZIP code 48820 covers DeWitt, MI in Clinton County with a population of about 18,109.

At a glance, the area shows median age of 43.7 versus a U.S. median of about 38.9.

It sits in telephone area code 517; U.S. House district MI-7; the LANSING media market.

Median household income in ZIP 48820 is about $106,651 — about 42% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 3.6%; unemployment rate near 2.8%; 45.2% of adults with a bachelor’s degree or higher (about 11.5 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Education, Public administration, and Finance and insurance; about 19.0% of workers reporting work-from-home (about 3.8 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 $318,400 — about 9% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $954 (about 18% below the U.S. median rent ($1,163)), and owner-occupancy near 85.4% (about 20.0 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 48820 in DeWitt, MI, a household would need roughly $88,000 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 $2,045. That sits below the local median household income ($106,651), 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 DeWitt city, MI as Relatively Low (composite score 47.0), which is near the middle of the national distribution. The strongest component scores on US5 are flood (51.5) and hurricane (34.3). 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 DeWitt city, MI show little to no average snow and around 33.3 inches of annual precipitation.

IRS migration statistics show a net inflow of about 709 for ZIP 48820 (DeWitt city, MI) 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.