ZIP Code 61378 — West Brooklyn village, IL Demographics & Data

ZIP code 61378 covers West Brooklyn, IL in Lee County with a population of about 606.

At a glance, the area shows median age of 29.6 versus a U.S. median of about 38.9.

It sits in telephone area codes 779, 815; U.S. House district IL-16; the ROCKFORD media market.

Median household income in ZIP 61378 is about $84,464 — about 12% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 2.1%; unemployment rate near 0.4%; 27.6% of adults with a bachelor’s degree or higher (about 6.1 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Wholesale trade, Professional services, and Administrative support; about 26.4% of workers reporting work-from-home (about 11.2 points above the U.S. share (15.2%)); a mean commute of about 173.0 minutes (U.S. average near 26.8).

Median home value is about $171,600 — about 51% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $725 (about 38% below the U.S. median rent ($1,163)), and owner-occupancy near 68.0% (about 2.6 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 61378 in West Brooklyn, IL, a household would need roughly $47,000 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 $1,102. That sits below the local median household income ($84,464), 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 West Brooklyn village, IL as Relatively Low (composite score 54.4), which is near the middle of the national distribution. The strongest component scores on US5 are flood (62.5) and hurricane (15.7). 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 West Brooklyn village, IL show little to no average snow.

IRS migration statistics show a net inflow of about 34 for ZIP 61378 (West Brooklyn village, IL) 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.