Cost of Living in South Yarmouth, MA

With a cost of living index of 126, South Yarmouth, MA is a notably expensive place to live. Living here is 26% more expensive than the national average and 3% below the Massachusetts state average of 129. South Yarmouth is a smaller community of 11,642 residents, where everyday costs can differ substantially from nearby larger cities.

Housing costs are the biggest factor in South Yarmouth's cost of living. The median monthly rent is $1,665 (26% above the US median of $1,319), and the median home value sits at $465,100 (53% above the national median of $304,900). At current prices, the median home costs roughly 5.8x the median household income — a stretch for many buyers, though not uncommon in today's market.

The median household income in South Yarmouth is $79,638, which is 6% higher than the national median of $75,149. Residents spend roughly 25% of household income on rent. This is a comfortable ratio, well below the 30% threshold that financial experts recommend as a maximum.

Climate is another factor for anyone considering a move to South Yarmouth. The area sees an average annual temperature of 51.5°F, with summers averaging 70°F and winters around 34°F. Annual rainfall totals 44.7 inches spread over roughly 134 days.

Everyday prices in the Barnstable Town, MA (Metropolitan Statistical Area) metro area are generally below the national average. Out of 6 common items tracked by the Bureau of Labor Statistics, 5 are priced lower than the US average. These real-world prices — from groceries to electricity — add up and should be factored into any cost of living comparison.

Data sources: US Census Bureau (ACS 2023), Zillow Home Values, HUD Fair Market Rents, BEA Regional Price Parities, BLS Average Prices, and NOAA Climate Normals. Updated monthly.