ZIP Code 92310 — Fort Irwin CDP, CA Demographics & Data

ZIP code 92310 covers Fort Irwin, CA in San Bernardino County with a population of about 8,791.

At a glance, the area shows median age of 23.4 versus a U.S. median of about 38.9.

It sits in telephone area codes 442, 760; U.S. House district CA-23; the LOS ANGELES media market.

Fort Irwin, CA reads as a military / base-oriented community on US5’s intent model (base-related place names in city/county context). Service members and families often look up Basic Allowance for Housing (BAH) rates, on-base mail (PSC / P.O. Box) addresses, and nearby ZIP demographics when relocating.

US5 shows 2026 DoD BAH locality rates for this ZIP’s Military Housing Area on this page (pay grade × with/without dependents). Treat the table as a planning reference and confirm entitlement with your finance office or the official DTMO BAH lookup.

Median household income in ZIP 92310 is about $66,964 — about 11% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 11.6%; unemployment rate near 9.2%; 30.7% of adults with a bachelor’s degree or higher (about 3.0 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Professional services, and Retail trade; about 5.8% of workers reporting work-from-home (about 9.4 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing tenure and rents show median gross rent around $1,548 (about 33% above the U.S. median rent ($1,163)), and owner-occupancy near 1.4% (about 64.0 points below the national owner-occupancy rate (65.4%)).

FEMA’s National Risk Index rates natural-hazard risk for Fort Irwin CDP, CA as Very High (composite score 99.8), which is among the highest nationally. The strongest component scores on US5 are wildfire (99.9) and flood (99.8). 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 Fort Irwin CDP, CA show little to no average snow and around 3.8 inches of annual precipitation.

IRS migration statistics show a net inflow of about 433 for ZIP 92310 (Fort Irwin CDP, 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.