Augusta, Maine Population 2023

19,058

Augusta is a city located in Kennebec County Maine. Augusta has a 2023 population of 19,058. It is also the county seat of Kennebec County.Augusta is currently growing at a rate of 0.24% annually and its population has increased by 0.71% since the most recent census, which recorded a population of 18,923 in 2020.

The average household income in Augusta is $58,347 with a poverty rate of 19.33%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Augusta is 45 years, 41.7 years for males, and 47.3 years for females.

The city was first settled in the 18th century and was incorporated as a city in the 19th century. Augusta is the third least-populous capital city in the U.S.

Augusta Population Growth

In its early population history, Augusta saw relatively steady growth according to past census data. The population exceeded 5,000 by 1940 before dropping off a bit in 1860. However, it rebounded by the end of the century, recording over 10,000 residents at the time of the 1890 census. The city’s population slowly grew through the 20th century until it began to post losses starting with the 1980 census. A much larger population decline was recorded during the censuses of 1990 and 2,000, bringing the population down to under 20,000, a number it had initially exceeded in 1950. The 2010 census saw growth again, but recent estimates show that the population is down over 3% since that census was taken. The city is continuing efforts to revive its main areas to bring in more residents, but only time will tell if these efforts will be successful.

The Canibas Indians first inhabited the region that is now the city of Augusta. Augusta was explored in the early 17th century by the Europeans. Over 20 years later, it was settled as a trading post and was known as Cushnoc. During its earliest history, it was a site for fur trading - known as the Popham Colony, although uprisings by the Native Americans, severe freezing winter conditions that stalled farming efforts, and a decline in revenues led the Europeans to leave the area, where it remained unsettled for 75 years.

In the mid 18th century, a blockhouse was constructed and came to be known as Fort Western. A few years later, it was incorporated with Hallowell. By the end of the 18th century, however, it was organized by the Massachusetts General Court and was known as Harrington. That name changed later that year to Augusta. In 1799, Augusta was designated as the county seat for Kennebec County.

After Maine was incorporated into the U.S. as a state, Augusta was designated as the state capital in 1827. It achieved city status in 1849. It was during this time that the city became quite prosperous. In the mid-1800s, the city had one of the highest populations in the country. However, it was soon overtaken as other metro areas in the Midwest flourished.

The city’s economy was based around agriculture, and then many sawmills were constructed, making Augusta a prominent mill city. This growth continued through the 19th century with the addition of cotton mills, paper and pulp plant, and other mills and factories that produced everything from lumber to doors, shutters, furniture and even headstones. In more recent years, the city has become known as a center for publishing and shipping.

It was during the 19th century that the railroad and steamboat arrived in Augusta. Gas lights were installed, a hospital was built, and telephone service was made available to residents furthering population growth. The central business district over the years, however, has suffered. As the city grew, many businesses moved away from the central location, while a fire in 1865 also destroyed many buildings. In the 20th century, the construction of highways led to more businesses moving to other areas of Augusta.

The city has been trying to revitalize its downtown area since the 1980s. The dam across the Kennebec that was constructed in 1837 was removed in 1999, and a park was constructed in the area. Old mills and factories have been converted to housing, and the local government is making additional efforts to improve the city and attract new residents.

Augusta Demographics

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

  • White: 92.61%
  • Two or more races: 3.7%
  • Black or African American: 1.28%
  • Native American: 0.92%
  • Asian: 0.91%
  • Other race: 0.59%
  • Native Hawaiian or Pacific Islander: 0%
State
Maine
Land Area (mi²)
55.1 sq mi
Density (mi²)
345.60/sq mi
Growth Rate
0.24% (45)
Growth Since 2020
0.71% (135)
The current population of Augusta, Maine is 19,058 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 18,923.

Augusta, Maine Population 2023

Population by Race

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White

Two or more races

Black or African American

Native American

Asian

Other race

Native Hawaiian or Pacific Islander

Augusta Population by Race

Augusta Population Pyramid 2023

Augusta Median Age

45

Total

41.7

Male

47.3

Female

Augusta Adults

There are 15,580 adults, (4,360 of whom are seniors) in Augusta.

Augusta Age Dependency

68.4

Age Dependency Ratio

38.9

Old Age Dependency Ratio

29.5

Child Dependency Ratio

Augusta Sex Ratio

Female9,81651.95%
Male9,07948.05%

Augusta Population by Age

Augusta Renter vs Owner Occupied by Household Type

2.75

Average Family Size

1.94

Average Household Size

52.5%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Augusta Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Augusta Educational Attainment by Sex (over 25)

Augusta Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among asian people with a rate of 86.55%.

The highest rate of bachelors degrees is among black people with a rate of 67.74%.

Augusta Educational Attainment by Race

All

Male

Female

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$36,808

Average Earnings

$38,373

Average Male

$35,104

Average Female

Augusta Earnings by Educational Attainment

Augusta Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Augusta Language

93.94% of Augusta residents speak only English, while 6.06% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 4.54% of the population.

Augusta Language

Augusta Poverty by Race

rate

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19.33%

Overall Poverty Rate

17.69%

Male Poverty Rate

20.82%

Female Poverty Rate

Poverty in Augusta

The race most likely to be in poverty in Augusta is Multiple, with 29.63% below the poverty level.

The race least likely to be in poverty in Augusta is Native, with 1.72% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.24%. Among those working part-time, it was 26.39%, and for those that did not work, the poverty rate was 28.69%.

Augusta Poverty

rate

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Augusta Poverty Rate by Education

rate

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Augusta Poverty Rate by Employment Status and Sex

Augusta Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Augusta Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

32.6%

Overall Marriage Rate

33.7%

Male Marriage Rate

31.6%

Female Marriage Rate

Augusta Married by Age and Sex

male

female

Augusta Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Augusta Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Augusta Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,638

Number of Veterans

1,531

Male Veterans

107

Female Veterans

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Augusta Veterans by War

count

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Augusta Veterans by Age

count

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Augusta Veterans by Race

Augusta Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

6.75%

Veteran Poverty Rate

33.33%

Veteran Disability Rate

Augusta Veterans by Education

LaborForceParticipation

58.9%

Labor Force Participation

53.7%

Employment Rate

8.3%

Unemployment Rate

Augusta Employment by Age

LaborForceParticipation

Augusta Employment by Race

LaborForceParticipation

Augusta 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

70.11%

Born in Augusta

97.36%

Native Born

2.26%

Foreign Born

0.58%

Non Citizen

1.68%

Naturalized

Place of Birth

97.36% of Augusta residents were born in the United States, with 70.11% having been born in Maine. 0.58% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Augusta Place of Birth

Note: data after 2021 is projected based on recent change

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Augusta Population by Year