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Population and Demography of Maine
Maine is a state in the northeastern corner of the United States of America. It bounded to the northwest and northeast by the Canadian provinces of Quebec and New Brunswick, respectively, and to the west by New Hampshire.
Maine is the 9th least populous state of the 50 U.S. states. The total Land area is 30,862 square miles (80,005 square kilometers) and there is an average of 44 people for every square mile. This makes Maine the 38th most densely populated state in the US. As per the United States Census Bureau, the population of Maine in 2020 is 1,362,359 (1.36 million)
Estimated Population of Maine in 2024 – 1,395,722 or 1.4 million
Maine Population (2010-2020)
Maine has a population growth rate of 2.6% during 2010-2020. It has population increase of 33,998 since 2010. The median age of the population in Maine is 44 years of age, and the state male-to-female ratio is approximately 51% female to 49% male.
| Maine | Census 2020 |
| Total Population | 1,362,359 (1.36 million) |
| Percentage Change | 2.6% |
| Population Rank | 42nd |
| Total Land Area | 30,862 sq mi (80,005 km2) |
| Area Rank | 39th |
| Population Density | 43.8/sq mi (16.9/km2) |
| Capital City | Augusta |
| Largest City | Portland |
Maine Historical Population
Maine has a population growth rate of 6.1% during 2010-2020. In 1900 Population of Maine was 0.7 million & in the Year 2020, it reached 1.36 million, an increase of almost 0.6 million.
Let’s look at decade population and percentage change
| Census Year | Population | % Change |
| 1790 | 96,540 | — |
| 1800 | 151,719 | 57.20% |
| 1810 | 228,705 | 50.70% |
| 1820 | 298,335 | 30.40% |
| 1830 | 399,455 | 33.90% |
| 1840 | 501,793 | 25.60% |
| 1850 | 583,169 | 16.20% |
| 1860 | 628,279 | 7.70% |
| 1870 | 626,915 | −0.2% |
| 1880 | 648,936 | 3.50% |
| 1890 | 661,086 | 1.90% |
| 1900 | 694,466 | 5.00% |
| 1910 | 742,371 | 6.90% |
| 1920 | 768,014 | 3.50% |
| 1930 | 797,423 | 3.80% |
| 1940 | 847,226 | 6.20% |
| 1950 | 913,774 | 7.90% |
| 1960 | 969,265 | 6.10% |
| 1970 | 992,048 | 2.40% |
| 1980 | 1,124,660 | 13.40% |
| 1990 | 1,227,928 | 9.20% |
| 2000 | 1,274,923 | 3.80% |
| 2010 | 1,328,361 | 4.20% |
| 2020 | 1,362,359 | 2.60% |
Religion and affiliations
Christianity is the majority religion in Maine followed by 60% of the population. The largest Christian denomination in Maine is Protestant (37%); Roman Catholic (21%); Mormonism (2%)
Next comes the Unaffiliated population, 33% of the population doesn’t follow or adhere to any faith or religion. Other non-Christian-based religions are followed by 7% of the population and include Jewish, Hinduism, Buddhist, Muslim, and other faiths.
For more details read Religion in Maine
Race and Ethnicity
In 2020, the White alone (non-Hispanic) population was the largest racial or ethnic group in Maine, comprising 90.16% of the total population. It was followed by the Hispanic or Latino population whose share was 1.95%. Black or African American was the third largest group at 1.84%. Two or more races are at 3.93% & Asians at 1.22%
Ancestry in Maine
As per Census Studies & estimate English, Irish, French, French Candian & German have made the five largest ancestry groups in Maine.
For more Details read Race and Ethnicity in Maine
Top cities and counties in Maine
As of 2022, Maine is divided into 16 counties. Cumberland County is the most populous (305,231) and Aroostook County (6,829 sq mi) is the largest by land area. The most populated city in Maine is Portland with a population of 68,408 residents. It’s followed by Lewiston (37,121) and Bangor (31,753).
read more about cities and counties in Maine
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