Columbia Flag

Columbia

County:
Coos County
County Seat:
No
Area (mi²):
60.775
State:
New Hampshire

Columbia is located in Coos County, New Hampshire. Columbia has a 2025 population of 668 . Columbia is currently growing at a rate of 0.15% annually and its population has increased by 0.91% since the most recent census, which recorded a population of 662 in 2020.

The average household income in Columbia is $81,805 with a poverty rate of 11.83%. The median age in Columbia is 48.4 years: 41.3 years for males, and 51.5 years for females. For every 100 females there are 133.6 males.

668
Total Population
11
Density (mi²)
1 0.15%
Growth

Columbia Population

Columbia Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Columbia includes 95.92% White, and smaller percentages for Black or African American, other race and multiracial populations.

Population by Race

White (95.92%)

Two or more races (3.38%)

Black or African American (0.56%)

Other race (0.14%)

Race
Population
Percentage (of total)
White68195.92%
Two or more races243.38%
Black or African American40.56%
Other race10.14%

Columbia Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Columbia's average per capita income is $45,000. Household income levels show a median of $59,750. The poverty rate stands at 11.83%.

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
Married Families$83,015-
Families$73,500$100,079
Households$59,750$81,805
Non Families$41,375$45,594

$45,000

Average Income

$59,750

Median Household Income

11.83%

Poverty Rate

Nearby Cities

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)