Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
ZIP 20422 is tagged as a military / base community. Loading DoD locality rates… Rates are a planning reference — confirm with finance or the official DTMO BAH lookup.
ZIP code 20422 covers Washington, DC in District of Columbia with a population of about 21.
At a glance, the area shows median age of 72.8 versus a U.S. median of about 38.9.
It sits in telephone area codes 202, 771; U.S. House district DC-98; the WASHINGTON, DC (HAGRSTWN) media market.
Washington, DC reads as a military / base-oriented community on US5’s intent model (elevated veteran share (81.0%) 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.
On socioeconomic markers, US5 shows a 42.9% of adults with a bachelor’s degree or higher (about 9.2 points above the national share (33.7%)).
FEMA’s National Risk Index rates natural-hazard risk for Washington city, DC as Relatively High (composite score 97.6), which is among the highest nationally. The strongest component scores on US5 are flood (97.4) and hurricane (96.0). 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 Washington city, DC show limited published climate normals on US5.
IRS migration statistics for ZIP 20422 (Washington city, DC) are roughly balanced (near-zero net) on US5’s published series.