
Population
Latitude
Longitude



ZIP code 18631 is located in Columbia County, Pennsylvania, centered near Berwick, with a total population of 1,109 and a median age of 48.3. This is a suburban community with a notably high senior population — 26.1% of residents are 65 or older (approximately 289 individuals), well above the national average of 17%. This creates strong demand for Medicare services, local healthcare providers, and senior support programs. The racial and ethnic composition includes 97.4% White, 1.7% Hispanic/Latino. About 28.5% of adults hold a bachelor's degree or higher.
The median household income is $49,643, below the national median. Lower-income Medicare beneficiaries may qualify for Medicare Savings Programs (MSPs) that help pay Part B premiums, or Extra Help (Low-Income Subsidy) to reduce Part D prescription drug costs. The poverty rate is 11.0%. The median home value is $214,900 and median monthly rent is $990. Medicare beneficiaries in Columbia County should explore all available plan options during Open Enrollment (October 15 – December 7) or consult the Pennsylvania SHIP (State Health Insurance Assistance Program) for free, unbiased counseling on choosing the right coverage.
Your Columbia County community includes 289 beneficiaries age 65 and older. The median age here is 48.3., showing an older population. At median household income of $49,643 carefully review whether Original Medicare with Medigap, Medicare Advantage plans with zero premiums, or Part D standalone drug plans fit your healthcare needs and budget.
If your household income is under $75,000 apply for Medicare Savings Programs to help cover Part B premiums and deductibles. Extra Help reduces copayments for Part D prescription drugs. Contact Pennsylvania SHIP at no cost for free, unbiased guidance on your best coverage options.