ZIP Code 17018 — Dauphin borough, PA Demographics & Data

ZIP code 17018 covers Dauphin, PA in Dauphin County with a population of about 3,745.

At a glance, the area shows median age of 55.8 versus a U.S. median of about 38.9.

It sits in telephone area codes 223, 717; U.S. House district PA-10; the HARRISBURG - LNCSTR - LEB - YORK media market.

Dauphin, PA fits a retirement-oriented profile (older median age or known retirement-community context). Residents and relocators commonly research healthcare access, everyday amenities (dining, personal services), and housing costs rather than tech or campus life.

Median household income in ZIP 17018 is about $77,750 — about 3% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 7.9%; unemployment rate near 2.9%; 37.9% of adults with a bachelor’s degree or higher (about 4.2 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Healthcare, Retail trade, and Public administration; about 12.6% of workers reporting work-from-home (about 2.6 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 $226,000 — about 35% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $800 (about 31% below the U.S. median rent ($1,163)), and owner-occupancy near 85.4% (about 20.0 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 17018 in Dauphin, PA, a household would need roughly $62,000 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 $1,452. That sits below the local median household income ($77,750), suggesting the typical household income is closer to a workable buy-in level under these assumptions. 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 Dauphin borough, PA as Relatively Moderate (composite score 91.1), which is among the highest nationally. The strongest component scores on US5 are flood (94.8) and hurricane (89.2). 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 Dauphin borough, PA show little to no average snow and around 50.9 inches of annual precipitation.

IRS migration statistics show a net inflow of about 171 for ZIP 17018 (Dauphin borough, PA) 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.