Merrimac, Massachusetts Population 2024

6,657

Merrimac is a city located in Massachusetts. Merrimac has a 2024 population of 6,657. Merrimac is currently declining at a rate of -0.31% annually and its population has decreased by -0.88% since the most recent census, which recorded a population of 6,716 in 2020.

The average household income in Merrimac is $113,952 with a poverty rate of 8.58%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Merrimac is 48.2 years, 47.6 years for males, and 50 years for females.

Merrimac Demographics

According to the most recent ACS, the racial composition of Merrimac was:

  • White: 93.67%
  • Two or more races: 5.67%
  • Asian: 0.64%
  • Other race: 0.01%
  • Black or African American: 0%
  • Native American: 0%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
8.5 sq mi
Density (mi²)
783.30/sq mi
Growth Since 2020
-0.88% (-59)
The current population of Merrimac, Massachusetts is 6,657 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 6,716.

Merrimac, Massachusetts Population 2024

Population by Race

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Race
Population
Percentage (of total)
White6,29293.67%
Two or more races3815.67%
Asian430.64%
Other race10.01%
Black or African American00%
Native American00%
Native Hawaiian or Pacific Islander00%

White

Two or more races

Asian

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

Merrimac Population by Race

Merrimac Population Pyramid 2024

Merrimac Median Age

48.2

Total

47.6

Male

50

Female

Merrimac Adults

There are 5,484 adults, (1,477 of whom are seniors) in Merrimac.

Merrimac Age Dependency

67.6

Age Dependency Ratio

36.9

Old Age Dependency Ratio

30.8

Child Dependency Ratio

Merrimac Sex Ratio

Female3,19047.49%
Male3,52752.51%

Merrimac Population by Age

Merrimac Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All2,6442.5379.520.5
Married1,4213.118911
Non Family8281.1974.225.8
Female2713.4248.351.7
Male1242.9375.824.2

2.96

Average Family Size

2.53

Average Household Size

79.5%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Merrimac Households and Families

Male

Female

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Education Attained
Count
Percentage
Less Than 9th Grade460.94%
9th to 12th Grade2224.53%
High School Graduate1,22925.07%
Some College1,24025.29%
Associates Degree53710.95%
Bachelors Degree1,17423.94%
Graduate Degree4559.28%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Merrimac Educational Attainment by Sex (over 25)

Merrimac Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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Race
Total
High School
Bachelors
White4,6194,3511,602
2+ Races2202200
Hispanic494912
Asian151515
Other Race110

The highest rate of high school graduation is among asian people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 100%.

Merrimac Educational Attainment by Race

All

Male

Female

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Name
Average
Male
Female
Overall$57,188$65,373$48,021
Less Than 9th Grade$0$0$0
High School Graduate$48,241$58,854$0
Some College$55,758$56,328$44,450
Bachelors Degree$80,440$105,361$50,802
Graduate Degree$91,250$82,188$93,050

$57,188

Average Earnings

$65,373

Average Male

$48,021

Average Female

Merrimac Earnings by Educational Attainment

Merrimac Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Merrimac Language

93.12% of Merrimac residents speak only English, while 6.88% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 5.35% of the population.

Merrimac Language

Merrimac Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White6,1375288.6%
Asian432865.12%
Multiple380143.68%
Other11100%
Hispanic11010.91%

8.58%

Overall Poverty Rate

8.4%

Male Poverty Rate

8.78%

Female Poverty Rate

Poverty in Merrimac

The race most likely to be in poverty in Merrimac is Other, with 100% below the poverty level.

The race least likely to be in poverty in Merrimac is Hispanic, with 0.91% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.46%. Among those working part-time, it was 15.86%, and for those that did not work, the poverty rate was 6.13%.

Merrimac Poverty

rate

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Rate
Poverty
High School13.34%
Less Than 9th Grade9.7%
Bachelors or Greater3.01%
Some College2.59%

Merrimac Poverty Rate by Education

rate

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Rate
Poverty
Female Employed5.11%
Male Employed0.59%
Male Unemployed0%
Female Unemployed0%

Merrimac Poverty Rate by Employment Status and Sex

Merrimac Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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Name
Median
Mean
Households$100,321$113,952
Families$122,143$127,204
Married Families$156,932$-999,999,999
Non Families$67,083$73,902

mean

median

Income by Household Type

Merrimac Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

53.9%

Overall Marriage Rate

56.2%

Male Marriage Rate

51.6%

Female Marriage Rate

Merrimac Married by Age and Sex

male

female

Merrimac Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.

Merrimac Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Merrimac Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

319

Number of Veterans

319

Male Veterans

0

Female Veterans

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War
Veterans
Vietnam126
First Gulf War60
Korea52
World War II28
Second Gulf War25

Merrimac Veterans by War

count

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Age Group
Veterans
65 to 74114
75+109
35 to 5460
18 to 3425
55 to 6411

Merrimac Veterans by Age

count

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Name
Veterans
% of Total
White3196.29%

Merrimac Veterans by Race

Merrimac Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

18.5%

Veteran Disability Rate

Merrimac Veterans by Education

LaborForceParticipation

65.8%

Labor Force Participation

64.2%

Employment Rate

2.5%

Unemployment Rate

Merrimac Employment by Age

LaborForceParticipation

Merrimac Employment by Race

LaborForceParticipation

Merrimac Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

81.45%

Born in Merrimac

96.05%

Native Born

3.95%

Foreign Born

0.64%

Non Citizen

3.31%

Naturalized

Place of Birth

96.05% of Merrimac residents were born in the United States, with 81.45% having been born in Massachusetts. 0.64% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Merrimac Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
20296,552-21-0.32%
20286,573-21-0.32%
20276,594-21-0.32%
20266,615-21-0.32%
20256,636-21-0.32%
20246,657-21-0.31%
20236,678-21-0.31%
20226,699-21-0.31%
20216,72040.06%
20206,716-243-3.49%
20196,959-2-0.03%
20186,961450.65%
20176,916801.17%
20166,836681%
20156,768801.2%
20146,688981.49%
20136,5901091.68%
20126,481620.97%
20116,419500.79%
20106,36900%

Merrimac Population by Year