Loudon Flag

Loudon

County Seat:
No
Area (mi²):
1.808
State:
New Hampshire

Loudon is a CDP located in Merrimack County, New Hampshire. Loudon has a 2025 population of 678. Loudon is currently growing at a rate of 1.19% annually but its population has decreased by -18.31% since the most recent census, which recorded a population of 830 in 2020.

The average household income in Loudon is $109,823 with a poverty rate of 6.64%.The median age in Loudon is 72.8 years: 70.5 years for males, and 73.3 years for females.

678
Total Population
375
Density (mi²)
8 1.19%
Growth

Loudon Population

Loudon Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Loudon includes 100% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White648100%

Loudon Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Loudon's average per capita income is $0. Household income levels show a median of $100,791. The poverty rate stands at 6.64%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Families$102,270$134,060
Married Families$102,270-
Households$100,791$109,823
Non Families-$69,487

$0

Average Income

$100,791

Median Household Income

6.64%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)