ZIP Code 17030 — Gratz borough, PA Demographics & Data

ZIP code 17030 covers Gratz, PA in Dauphin County with a population of about 514.

At a glance, the area shows median age of 52.4 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.

On socioeconomic markers, US5 shows a poverty rate of 37.5%; unemployment rate near 0.0%; 9.8% of adults with a bachelor’s degree or higher (about 23.9 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Retail trade, Public administration, and Manufacturing; about 14.9% of workers reporting work-from-home (roughly in line with the U.S. share (15.2%)); a mean commute of about 148.0 minutes (U.S. average near 26.8).

Median home value is about $235,000 — about 32% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $718 (about 38% below the U.S. median rent ($1,163)), and owner-occupancy near 28.4% (about 37.0 points below the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 17030 in Gratz, PA, a household would need roughly $65,000 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 $1,510. 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 Gratz 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 Gratz 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 23 for ZIP 17030 (Gratz 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.