Marlborough town Population

2010–2026

9,134

2026 projection

4.9% since 2020 (increase)

02K4K6K8K10K201020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

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Population by year

Population estimates for Marlborough town. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20269,134+640.71%
20259,070+640.71%
20249,006+1852.10%
20238,821+240.27%
20228,797-300.34%
20218,827+1191.37%
20208,708+921.07%
20198,616-110.13%
20188,627-90.10%
20178,636-390.45%

Showing 10 of 17 years.

Marlborough town Demographics

44median age

Median age

Female45.2 yrs
Male41.7 yrs

Adults

6,650
1,716 seniors · 26%4,934 other adults

Sex

Female 48.9% · 4,309Male 51.1% · 4,510

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 88 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Marlborough town Income

$106,627median household income

Median household income

$106,627

Half of households earn more, half earn less

Median earnings

$64,428

Typical yearly pay for a worker 25 or older.

Poverty rate

10.6%

About 1 in 9 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Marlborough town Marital Status

54% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married54%58%51%
Never married25%30%20%
Divorced14%8%20%
Widowed5%4%7%
Separated2%<1%2%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201