ZIP Code 52557 — Fairfield city, IA Demographics & Data

ZIP code 52557 covers Fairfield, IA in Jefferson County with a population of about 615.

At a glance, the area shows median age of 26.3 versus a U.S. median of about 38.9.

It sits in telephone area code 641; U.S. House district IA-1; the OTTUMWA - KIRKSVILLE media market.

Fairfield, IA sits in a university / college context (near maharishi international university (0.3 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 20.5%; 80.7% of adults with a bachelor’s degree or higher (about 47.0 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Education, Food services, and Retail trade; about 37.7% of workers reporting work-from-home (about 22.5 points above the U.S. share (15.2%)); a mean commute of about 147.0 minutes (U.S. average near 26.8).

FEMA’s National Risk Index rates natural-hazard risk for Fairfield city, IA as Very Low (composite score 27.1), which is relatively lower than many U.S. communities. The strongest component scores on US5 are wildfire (54.7) and flood (20.4). 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 Fairfield city, IA show little to no average snow and around 38.4 inches of annual precipitation.

IRS migration statistics show a net inflow of about 35 for ZIP 52557 (Fairfield city, IA) 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.