What to know about ZIP 27599
ZIP code 27599 covers Chapel Hill, NC in Orange County.
It sits in telephone area codes 919, 984; U.S. House district NC-4; the RALEIGH - DURHAM (FAYETVLLE) media market.
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Chapel Hill town, NC
ZIP Code 27599 — Chapel Hill town, NC Demographics & Data
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
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At a glance
Overview of ZIP Code 27599
Climate risk and migration signals
FEMA’s National Risk Index rates natural-hazard risk for Chapel Hill town, NC as Relatively Low (composite score 79.1), which is elevated versus much of the country. The strongest component scores on US5 are flood (85.5) and hurricane (81.9). 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 Chapel Hill town, NC show limited published climate normals on US5.