ZIP Code 98351 — Longbranch CDP, WA Demographics & Data

ZIP code 98351 covers Longbranch, WA in Pierce County with a population of about 1,832.

At a glance, the area shows median age of 52.9 versus a U.S. median of about 38.9.

It sits in telephone area code 253; U.S. House district WA-6; the SEATTLE - TACOMA media market.

Longbranch, WA reads as a military / base-oriented community on US5’s intent model (elevated veteran share (22.9%) and/or base-related place names). 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 98351 is about $145,613 — about 94% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 40.7%; unemployment rate near 1.2%; 23.5% of adults with a bachelor’s degree or higher (about 10.2 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Food services, Healthcare, and Retail trade; about 29.7% of workers reporting work-from-home (about 14.5 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 $694,400 — about 99% above the U.S. median home value ($348,079).

Housing tenure and rents show owner-occupancy near 88.1% (about 22.7 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 98351 in Longbranch, WA, a household would need roughly $191,000 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 $4,461. That is about 31% above the local median household income ($145,613), 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 Longbranch CDP, WA as Relatively High (composite score 98.5), which is among the highest nationally. The strongest component scores on US5 are flood (96.2) and wildfire (76.8). 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 Longbranch CDP, WA show little to no average snow and around 42.0 inches of annual precipitation.

IRS migration statistics show a net inflow of about 98 for ZIP 98351 (Longbranch CDP, WA) 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.