ZIP Code 94928 — Rohnert Park city, CA Demographics & Data

ZIP code 94928 covers Rohnert Park, CA in Sonoma County with a population of about 46,463.

At a glance, the area shows median age of 33.5 versus a U.S. median of about 38.9.

It sits in telephone area codes 369, 707; U.S. House district CA-4; the SAN FRANCISCO - OAK - SAN JOSE media market.

Rohnert Park, CA sits in a university / college context (near sonoma state university (1.0 mi)). Expect stronger interest in student housing, rentals, walkability, transit, and a younger adult age mix versus typical suburban ZIPs.

Median household income in ZIP 94928 is about $96,622 — about 29% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 10.2%; unemployment rate near 5.4%; 30.2% of adults with a bachelor’s degree or higher (about 3.5 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Retail trade, and Food services; about 10.9% of workers reporting work-from-home (about 4.3 points below 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 $634,700 — about 82% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $2,086 (about 79% above the U.S. median rent ($1,163)), and owner-occupancy near 50.6% (about 14.8 points below the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 94928 in Rohnert Park, CA, a household would need roughly $175,000 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 $4,077. That is about 81% above the local median household income ($96,622), so the median earner would likely stretch or need a larger down payment. 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 Rohnert Park city, CA as Relatively High (composite score 99.1), which is among the highest nationally. The strongest component scores on US5 are flood (99.2) and wildfire (98.2). 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 Rohnert Park city, CA show little to no average snow and around 31.5 inches of annual precipitation.

IRS migration statistics show a net inflow of about 2,287 for ZIP 94928 (Rohnert Park city, CA) 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.