ZIP Code 53555 — Lake Wisconsin CDP, WI Demographics & Data

ZIP code 53555 covers Lake Wisconsin, WI in Columbia County with a population of about 8,708.

At a glance, the area shows median age of 50.7 versus a U.S. median of about 38.9.

It sits in telephone area code 608; U.S. House district WI-6; the MADISON media market.

Median household income in ZIP 53555 is about $110,926 — about 48% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 2.5%; unemployment rate near 3.0%; 38.8% of adults with a bachelor’s degree or higher (about 5.1 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Manufacturing, and Professional services; about 16.9% of workers reporting work-from-home (about 1.7 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 $359,800 — about 3% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,055 (about 9% below the U.S. median rent ($1,163)), and owner-occupancy near 86.9% (about 21.5 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 53555 in Lake Wisconsin, WI, a household would need roughly $99,000 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 $2,311. That sits below the local median household income ($110,926), 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 Lake Wisconsin CDP, WI as Relatively Moderate (composite score 81.4), which is elevated versus much of the country. The strongest component scores on US5 are flood (75.6) and wildfire (42.3). 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 Lake Wisconsin CDP, WI show little to no average snow and around 39.2 inches of annual precipitation.

IRS migration statistics show a net inflow of about 508 for ZIP 53555 (Lake Wisconsin CDP, 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.