Buzzards Bay vs South Dennis

A side-by-side comparison of Buzzards Bay and South Dennis: population, income, housing, and more.

Buzzards Bay and South Dennis are places in Massachusetts. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

South Dennis has the higher population (3,190 vs 2,941 in Buzzards Bay). Buzzards Bay has the higher median household income ($95,847 vs $86,500 in South Dennis). South Dennis has the higher median home value ($454,400 vs $453,500 in Buzzards Bay).

Population, income & housing

	Buzzards Bay	South Dennis
Population	2,941	3,190
Median age	56.3 yrs	55.2 yrs
Median household income	$95,847	$86,500
Median home value	$453,500	$454,400
Median gross rent	$1,465	$1,542
Housing units	1,817	2,619
Homeownership rate	76.3%	80.8%
Bachelor's degree or higher	32.8%	37.1%
Unemployment rate	2.4%	3.4%

Trends (ACS 5-year, 2019–2023)

	Buzzards Bay	South Dennis
Population	3,528 → 2,941 (-16.6%)	3,393 → 3,190 (-6.0%)
Median household income	$75,142 → $95,847 (+27.6%)	$59,963 → $86,500 (+44.3%)
Median home value	$294,700 → $453,500 (+53.9%)	$314,400 → $454,400 (+44.5%)
Median gross rent	$1,303 → $1,465 (+12.4%)	$1,374 → $1,542 (+12.2%)

Buzzards Bay

Population

3,5282,941

Median household income

$75,142$95,847

Median home value

$294,700$453,500

Median gross rent

$1,303$1,465

South Dennis

Population

3,3933,190

Median household income

$59,963$86,500

Median home value

$314,400$454,400

Median gross rent

$1,374$1,542

Age & race/ethnicity

Age distribution (share)

	Buzzards Bay	South Dennis
Under 5	1.3%	3.0%
5 to 17	7.2%	8.3%
18 to 24	14.8%	7.6%
25 to 34	6.6%	7.4%
35 to 44	4.3%	14.0%
45 to 54	14.0%	9.2%
55 to 64	16.9%	18.7%
65 to 74	19.0%	16.5%
75 and over	15.9%	15.4%

Race & ethnicity (share)

	Buzzards Bay	South Dennis
White (non-Hispanic)	88.1%	91.2%
Black or African American	0.2%	4.0%
American Indian & Alaska Native	0.2%	0.0%
Asian	2.7%	0.5%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	3.2%
Two or more races	5.6%	0.4%
Hispanic or Latino	3.2%	0.7%

Educational attainment (age 25+)

Share of adults 25+

	Buzzards Bay	South Dennis
No high school diploma	4.6%	2.9%
High school graduate	26.1%	32.0%
Some college or associate's	36.6%	27.9%
Bachelor's degree	20.9%	24.1%
Graduate or professional degree	11.8%	13.0%

Commute to work

How workers get to work (share)

	Buzzards Bay	South Dennis
Drove alone	69.1%	81.0%
Carpooled	8.7%	12.9%
Public transit	2.0%	0.0%
Walked	2.9%	0.0%
Bicycle	0.0%	0.0%
Worked from home	14.4%	6.1%
Other means	2.9%	0.0%

Housing

Units in structure (share)

	Buzzards Bay	South Dennis
1-unit, detached	81.0%	86.3%
1-unit, attached	4.6%	3.4%
2 to 4 units	4.3%	2.2%
5 to 19 units	2.7%	3.0%
20 or more units	7.3%	0.5%
Mobile home & other	0.0%	4.7%

Poverty & households

	Buzzards Bay	South Dennis
Poverty rate	6.9%	4.5%
Average household size	1.94	2.01
Mean commute (minutes)	37	23
Median year structure built	1960	1975