Marshfield CDP, Massachusetts Demographics & Population 2026
As of 2026, Marshfield CDP, Massachusetts has a total population of 4,698, the 125th largest city in Massachusetts, with a median household income of $99,537, which is 2% lower than the state average. The poverty rate is 18.4%.
Marshfield CDP Quick Facts
How Marshfield CDP Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 51 | National average: 60
Education
Educational Attainment (Adults 25+)
Marshfield CDP Rankings in Massachusetts
Explore Massachusetts Rankings
Cities Similar to Marshfield CDP
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Ipswich CDP | 4,806 | $92,969 | $570,500 | 54.5% | 5.3% |
| Ocean Bluff-Brant Rock CDP | 4,695 | $118,625 | $483,600 | 42.0% | 6.2% |
| Rockport CDP | 4,795 | $86,250 | $694,300 | 59.1% | 3.1% |
| Westborough CDP | 4,234 | $100,037 | $540,600 | 54.6% | 6.3% |
| Bellingham CDP | 4,939 | $88,731 | $385,300 | 35.8% | 1.8% |
Population Overview
Marshfield CDP is a small community located in Massachusetts. The total population is 4,698. It ranks as the 125th most populous out of 248 cities and towns in Massachusetts.
Age Demographics
The median age in Marshfield CDP is 44.3 years. This is 11% higher than the state median of 40.0 years.
Economy, Income & Housing
The median household income in Marshfield CDP is $99,537. This is 2% lower than the state median of $101,341. Compared to the national median of $78,538, household income here is 27% higher. The poverty rate stands at 18.4%. This is 85% higher than the state poverty rate of 10.0%. The unemployment rate is 5.1%. The median home value is $646,400. Housing costs are 23% higher than the state median of $525,800. The home-value-to-income ratio of 6.5x suggests that housing affordability is a significant concern for many residents. 66.9% of occupied housing units are owner-occupied. This homeownership rate is 7% higher than the state average of 62.6%.
Race & Ethnicity
Marshfield CDP has a predominantly White (non-Hispanic) population, comprising 97.5% of all residents. Hispanic or Latino residents account for 0.6%. The Hispanic or Latino population (0.6%) is well below the state average of 12.9%. The Asian population (0.5%) is well below the state average of 7.0%.
Education
49.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 5% higher than the state rate of 46.6%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.0%.
Data Sources & Methodology
All demographic data for Marshfield CDP, Massachusetts is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Massachusetts state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 248 Census-designated places in Massachusetts. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of Marshfield CDP, Massachusetts?
Marshfield CDP, Massachusetts has a population of 4,698 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Marshfield CDP, MA?
The median household income in Marshfield CDP is $99,537, which is 27% higher the national median of $78,538.
What is the poverty rate in Marshfield CDP, MA?
The poverty rate in Marshfield CDP is 18.4%. This means approximately 866 residents live below the federal poverty line.
What is the racial makeup of Marshfield CDP, Massachusetts?
Marshfield CDP's population is 97.5% White, 0.0% Black, 0.6% Hispanic/Latino, and 0.5% Asian.
What is the median home value in Marshfield CDP, MA?
The median home value in Marshfield CDP is $646,400. The home-value-to-income ratio is 6.5x.
How educated is Marshfield CDP, Massachusetts?
49.0% of adults (25+) in Marshfield CDP hold a bachelor's degree or higher, and 13.9% hold a graduate or professional degree.