ZIP Code 53045 — Brookfield city, WI Demographics & Data

ZIP code 53045 covers Brookfield, WI in Waukesha County with a population of about 23,072.

At a glance, the area shows median age of 46.0 versus a U.S. median of about 38.9.

It sits in telephone area code 262; U.S. House district WI-5; the MILWAUKEE media market.

Median household income in ZIP 53045 is about $116,541 — about 55% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 4.7%; unemployment rate near 3.1%; 61.9% of adults with a bachelor’s degree or higher (about 28.2 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Manufacturing, and Retail trade; about 18.2% of workers reporting work-from-home (about 3.0 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 $1,629 (about 40% above the U.S. median rent ($1,163)), and owner-occupancy near 76.0% (about 10.6 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 53045 in Brookfield, WI, 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 roughly in line with the local median household income ($116,541). 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 Brookfield city, WI as Relatively Moderate (composite score 88.9), which is elevated versus much of the country. The strongest component scores on US5 are flood (89.8) and wildfire (49.7). 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 Brookfield city, WI show little to no average snow and around 35.9 inches of annual precipitation.

IRS migration statistics show a net inflow of about 1,346 for ZIP 53045 (Brookfield city, WI) 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.