Lake Arthur, LA Demographics

Population 4,272 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Lake Arthur, LA map of median age by neighborhood
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Population and households in Lake Arthur

Household size in Lake Arthur

Household size, people per household
PeriodLake ArthurLouisianaU.S.
2006–102.482.662.68
2010–142.672.642.73
2015–192.672.642.71
2020–242.532.592.65
Change+0.05−0.07−0.03
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Households in Lake Arthur run a little small, averaging 2.53 people against 2.65 nationally, which usually means more singles and couples and fewer children. The picture is much the same across Louisiana.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Lake Arthur

Median age, years
PeriodLake ArthurLouisianaU.S.
2006–1040.036.837.7
2010–1440.137.438.6
2015–1939.038.339.6
2020–2438.639.040.1
Change−1.4+2.2+2.3
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The median resident of Lake Arthur is 38.6 years old, a few years younger than the national median of 40.1. The picture is much the same across Louisiana. Since 2006–10, the median age has dropped from 40.0, but in a place this small, much of that may be survey noise rather than real change.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Lake Arthur

Single-parent households, % of households
PeriodLake ArthurLouisianaU.S.
2006–109.1%14.7%12.3%
2010–1417.5%15.1%12.3%
2015–1914.8%14.1%11.6%
2020–2417.2%15.2%11.6%
Change+8.1 pts+0.5 pts−0.6 pts
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Single parents head about one in six households in Lake Arthur (17.2%), well above the national share of 11.6%.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Lake Arthur

Renters in Lake Arthur

Renters, % of occupied homes
PeriodLake ArthurLouisianaU.S.
2006–1017.2%31.8%33.3%
2010–1417.5%33.7%35.6%
2015–1932.8%34.4%36.0%
2020–2425.4%32.6%34.8%
Change+8.2 pts+0.9 pts+1.5 pts
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About a quarter of households in Lake Arthur rent their homes (25.4%), below the national share of 34.8%; the rest own. Among homeowners, 70.0% have no mortgage at all, well above the national share of 39.8%.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Lake Arthur

Vacant homes, % of all homes
PeriodLake ArthurLouisianaU.S.
2006–1014.3%13.9%11.4%
2010–1415.9%13.1%11.4%
2015–1916.4%15.1%11.1%
2020–2418.0%14.4%9.6%
Change+3.6 pts+0.5 pts−1.8 pts
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Vacancy is high in Lake Arthur: 18.0% of homes are empty, far above the national rate of 9.6%. In resort and lake areas that usually means seasonal and vacation homes; elsewhere it can point to weak demand.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Lake Arthur

Age of homes, median year built
PeriodLake ArthurLouisianaU.S.
2006–10197419771974
2010–14197619791975
2015–19197619811977
2020–24197519841980
Change+1+7+6
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Housing in Lake Arthur leans a little older: the median home dates to 1975, against 1980 nationally.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Lake Arthur

Rent, per month
PeriodLake ArthurLouisianaU.S.
2006–10$631$755$965
2010–14$498$831$1,040
2015–19$522$920$1,213
2020–24$824$1,122$1,571
Change+$193+$366+$606
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The median renter in Lake Arthur pays $824 a month for rent and utilities, well below the national median of $1,571. The typical renter here spends 25.6% of household income on rent, comfortably under the 30% mark often used to define affordable rent, and a smaller share than renters pay nationally.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Lake Arthur

Bachelor's degrees in Lake Arthur

Bachelor's degrees, % of adults 25+
PeriodLake ArthurLouisianaU.S.
2006–109.0%22.0%28.4%
2010–1411.7%22.8%29.6%
2015–1911.8%24.5%32.1%
2020–2411.0%27.5%35.6%
Change+2.0 pts+5.5 pts+7.2 pts
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Fewer adults in Lake Arthur have a four-year degree than in the country as a whole: 11.0%, against 35.6% nationally.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Lake Arthur

High school graduates, % of adults 25+
PeriodLake ArthurLouisianaU.S.
2006–1065.2%81.7%84.9%
2010–1473.0%83.3%86.1%
2015–1976.6%85.4%87.7%
2020–2481.7%87.2%89.3%
Change+16.4 pts+5.5 pts+4.3 pts
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More than one in six adults in Lake Arthur never finished high school, well above the national share: only 81.7% have a diploma or equivalent, against 89.3% nationally.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Lake Arthur

Unemployment, % of the labor force
PeriodLake ArthurLouisianaU.S.
2006–108.9%7.9%8.1%
2010–1413.1%8.7%9.4%
2015–1911.3%6.7%5.6%
2020–244.9%6.5%5.4%
Change−4.1 pts−1.4 pts−2.7 pts
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Unemployment in Lake Arthur is close to the national rate: 4.9% of the labor force, against 5.4%. The rate is lower than in Louisiana as a whole (6.5%). Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Lake Arthur compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Lake Arthur2.5338.617.2%25.4%18.0%1975$82411.0%81.7%4.9%
Thornwell2.5839.09.7%10.3%14.6%1975$85012.6%94.5%2.3%
Riceville3.2043.511.6%6.5%26.4%1980$63317.9%91.1%2.2%
Mermentau2.5552.35.4%15.1%15.3%1971$68431.3%82.8%9.8%
Gueydan3.0444.022.4%22.8%21.2%1974$8119.2%81.3%14.5%
Morse2.9938.614.0%29.5%22.6%1984$54913.4%82.7%6.2%
Estherwood2.8444.115.4%35.0%16.0%1970$6906.2%70.0%13.3%
Hayes3.1835.64.7%3.8%15.6%1974$1,46525.1%92.4%7.3%
Bell City3.1137.87.9%1.5%13.5%1976$1,58320.4%92.1%6.7%
Lyons Point2.7935.418.3%18.5%21.9%1976$5639.8%81.4%6.5%
Kaplan2.7036.413.4%28.9%13.5%1980$71013.6%81.7%4.7%

All figures 2020–24.

Cities with similar populations: Valley City, OH · Vacherie, LA · Wake Village, TX · Warsaw, NY · Warrenton, NC · Fall Creek, WI · Robbins, IL · Eureka Springs, AR · Roaring Spring, PA · Evergreen, AL

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Lake Arthur. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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