ZIP Code 99639 — Ninilchik CDP, AK Demographics & Data

ZIP code 99639 covers Ninilchik, AK in Kenai Peninsula Borough with a population of about 1,244.

At a glance, the area shows median age of 55.9 versus a U.S. median of about 38.9.

It sits in telephone area code 907; U.S. House district AK-00; the ANCHORAGE media market.

Ninilchik, AK reads as a military / base-oriented community on US5’s intent model (elevated veteran share (18.9%) 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 99639 is about $46,354 — about 38% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 20.3%; unemployment rate near 9.2%; 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 Healthcare, Arts and entertainment, and Agriculture; about 11.1% of workers reporting work-from-home (about 4.1 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 $244,600 — about 30% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $744 (about 36% below the U.S. median rent ($1,163)), and owner-occupancy near 85.9% (about 20.5 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 99639 in Ninilchik, AK, a household would need roughly $67,000 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 $1,571. That is about 45% above the local median household income ($46,354), 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.

Climate normals for Ninilchik CDP, AK show little to no average snow and around 29.7 inches of annual precipitation.

IRS migration statistics show a net inflow of about 49 for ZIP 99639 (Ninilchik CDP, AK) 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.