Leavenworth Flag

Leavenworth

County Seat:
Yes
Area (mi²):
24.355
State:
Kansas

Leavenworth is a city located in Leavenworth County, Kansas. Leavenworth has a 2026 population of 37,396. It is also the county seat of Leavenworth County. Leavenworth is currently growing at a rate of 0.03% annually and its population has increased by 0.21% since the most recent census, which recorded a population of 37,318 in 2020.

The median household income in Leavenworth is $72,987 with a poverty rate of 11.65%. The median age in Leavenworth is 35.9 years: 35.4 years for males, and 36.6 years for females. For every 100 females there are 125.8 males.

37.4K
Total Population
1,535
Density (mi²)
13 0.03%
Growth

Leavenworth Population

Leavenworth Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202637,396130.03%
202537,383130.03%
202437,3702370.64%
202337,133930.25%
202237,040-154-0.41%
202137,194-124-0.33%
202037,318-32-0.09%
201936,027-164-0.45%
201836,191-94-0.26%
201736,285650.18%
201636,2203060.85%
201535,914130.04%
201435,901230.06%
201335,8781010.28%
201235,7771610.45%
201135,6162360.67%
201035,3801290.37%
200035,420-3,075-7.99%
199038,4954,83914.38%
198033,6568,50933.84%
197025,1473,09514.04%
196022,0521,4737.16%
195020,5791,3597.07%
194019,2201,75410.04%
193017,4665543.28%
192016,912-2,451-12.66%
191019,363-1,372-6.62%
190020,7359674.89%
189019,7683,22219.47%
188016,546-1,327-7.42%
187017,87310,444140.58%
18607,42900%

Median Age

Overall: 35.9 years
Female: 36.6 years
Male: 35.4 years

Leavenworth Adults

There are 28,621 adults, (4,880 of whom are seniors) in Leavenworth.

Sex Ratio

Female: 16,469 (44.3%)
Male: 20,726 (55.7%)

Demographics

The racial composition of Leavenworth includes 73.07% White, 11.95% Black or African American, and smaller percentages for Asian, other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White27,17873.07%
Black or African American4,44411.95%
Two or more races4,06410.93%
Asian8532.29%
Other race4581.23%
Native American1730.47%
Native Hawaiian or Pacific Islander250.07%
Race
Population ↓
Percentage (of total)
Two or more races1,4813.98%
White1,2503.36%
Other race4091.1%
Black or African American1530.41%
Asian690.19%
Native American160.04%
Native Hawaiian or Pacific Islander60.02%
Race
Population ↓
Percentage (of total)
White25,92869.71%
Black or African American4,29111.54%
Two or more races2,5836.94%
Asian7842.11%
Native American1570.42%
Other race490.13%
Native Hawaiian or Pacific Islander190.05%

Leavenworth Marital Status

Economics and Income Statistics

Leavenworth 's average per capita income is $45,012. Household income levels show a median of $72,987. The poverty rate stands at 11.65%.

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$110,147-
Families$98,423$112,457
Households$72,987$90,410
Non Families$46,905$57,536

$45,012

Average Income

$72,987

Median Household Income

11.65%

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)