ZIP Code 83857 — Princeton CDP, ID Demographics & Data

ZIP code 83857 covers Princeton, ID in Latah County with a population of about 1,496.

At a glance, the area shows median age of 41.2 versus a U.S. median of about 38.9.

It sits in telephone area codes 208, 986; U.S. House district ID-1; the SPOKANE media market.

Median household income in ZIP 83857 is about $62,450 — about 17% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 3.1%; unemployment rate near 5.5%; 24.4% of adults with a bachelor’s degree or higher (about 9.3 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Manufacturing, Wholesale trade, and Education; about 16.7% of workers reporting work-from-home (about 1.5 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 $325,700 — about 6% below the U.S. median home value ($348,079).

Housing tenure and rents show owner-occupancy near 98.9% (about 33.5 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 83857 in Princeton, ID, a household would need roughly $90,000 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 $2,092. That is about 44% above the local median household income ($62,450), 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 Princeton CDP, ID as Very Low (composite score 33.3), which is relatively lower than many U.S. communities. The strongest component scores on US5 are wildfire (92.1) and flood (50.4). 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 Princeton CDP, ID show little to no average snow and around 24.5 inches of annual precipitation.

IRS migration statistics show a net inflow of about 98 for ZIP 83857 (Princeton CDP, ID) 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.