ZIP Code 02660 — South Dennis CDP, MA Demographics & Data

ZIP code 02660 covers South Dennis, MA in Barnstable County with a population of about 6,767.

At a glance, the area shows median age of 58.2 versus a U.S. median of about 38.9.

It sits in telephone area codes 508, 774; U.S. House district MA-9; the BOSTON (MANCHESTER) media market.

South Dennis, MA fits a retirement-oriented profile (high share of residents 65+ (37.7%)). 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 02660 is about $91,449 — about 22% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 8.4%; unemployment rate near 4.3%; 40.5% of adults with a bachelor’s degree or higher (about 6.8 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Retail trade, Healthcare, and Education; about 8.8% of workers reporting work-from-home (about 6.4 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 $502,500 — about 44% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,288 (about 11% above the U.S. median rent ($1,163)), and owner-occupancy near 75.8% (about 10.4 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 02660 in South Dennis, MA, a household would need roughly $138,000 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 $3,228. That is about 51% above the local median household income ($91,449), so the median earner would likely stretch or need a larger down payment. 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 South Dennis CDP, MA as Relatively Moderate (composite score 89.1), which is elevated versus much of the country. The strongest component scores on US5 are hurricane (94.5) and flood (90.7). 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 South Dennis CDP, MA show little to no average snow and around 46.3 inches of annual precipitation.

IRS migration statistics show a net inflow of about 319 for ZIP 02660 (South Dennis CDP, MA) 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.