Leavenworth County, Kansas

Leavenworth County
Leavenworth County
County
	Leavenworth County Courthouse in Leavenworth
	Location within the U.S. state of Kansas
	Kansas's location within the U.S.
	Coordinates: 39°16′07″N 95°07′32″W / 39.2686°N 95.1256°W
Country	United States
State	Kansas
Founded	August 25, 1855
Named for	Henry Leavenworth
Seat	Leavenworth
Largest city	Leavenworth
Area
• Total	469 sq mi (1,210 km2)
• Land	463 sq mi (1,200 km2)
• Water	6.1 sq mi (16 km2) 1.3%
Population (2020)
• Total	81,881
• Density	176.8/sq mi (68.3/km2)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	2nd
Website	www.leavenworthcounty.gov

Leavenworth County (county code LV) is a county in the U.S. state of Kansas. In 2020, 81,881 people lived there.^[1] Its county seat is Leavenworth. Leavenworth is also the biggest city in Leavenworth County.^[2]

Geography

The U.S. Census Bureau says that the county has a total area of 469 square miles (1,210 km²). Of that, 463 square miles (1,200 km²) is land and 6.1 square miles (16 km²) (1.3%) is water.^[3] It is the fifth-smallest county in Kansas.

People

Historical population
Census	Pop.	%±
1860	12,606	—
1870	32,444	157.4%
1880	32,355	−0.3%
1890	38,485	18.9%
1900	40,940	6.4%
1910	41,207	0.7%
1920	38,402	−6.8%
1930	42,673	11.1%
1940	41,112	−3.7%
1950	42,361	3.0%
1960	48,524	14.5%
1970	53,340	9.9%
1980	54,809	2.8%
1990	64,371	17.4%
2000	68,691	6.7%
2010	76,227	11.0%
2020	81,881	7.4%
U.S. Decennial Census^[4] 1790-1960^[5] 1900-1990^[6] 1990-2000^[7] 2010-2020^[1]

Population pyramid

The county is a part of the Kansas City, MO-KS Metropolitan Statistical Area.

Government

Presidential elections

Presidential Elections Results

**Presidential Elections Results**^[8]
Year	Republican	Democratic	Third Parties
2020	59.2% 21,610	38.1% 13,886	2.7% 994
2016	57.6% 17,638	33.3% 10,209	9.1% 2,792
2012	58.7% 17,059	39.1% 11,357	2.3% 669
2008	54.9% 16,791	43.3% 13,255	1.8% 545
2004	58.4% 15,949	40.4% 11,039	1.3% 343
2000	54.1% 12,583	41.8% 9,733	4.1% 955
1996	47.9% 10,778	40.4% 9,098	11.7% 2,624
1992	33.4% 7,738	34.9% 8,077	31.8% 7,357
1988	52.5% 9,913	46.6% 8,797	0.9% 160
1984	62.3% 11,194	36.8% 6,604	1.0% 172
1980	55.0% 9,157	38.2% 6,354	6.9% 1,145
1976	50.1% 8,407	47.8% 8,022	2.1% 349
1972	67.7% 10,762	29.7% 4,727	2.6% 408
1968	48.4% 7,081	37.9% 5,546	13.8% 2,018
1964	42.4% 5,544	57.1% 7,479	0.5% 66
1960	53.1% 7,870	46.7% 6,926	0.2% 36
1956	61.6% 8,826	38.2% 5,480	0.2% 33
1952	61.2% 9,046	38.5% 5,698	0.3% 39
1948	48.6% 6,474	50.6% 6,740	0.8% 103
1944	58.6% 7,282	41.0% 5,097	0.5% 59
1940	58.3% 8,503	41.5% 6,053	0.3% 42
1936	51.4% 8,532	48.2% 7,996	0.4% 73
1932	40.2% 6,484	59.0% 9,507	0.8% 123
1928	56.3% 8,472	43.4% 6,539	0.3% 45
1924	68.1% 9,429	21.5% 2,982	10.4% 1,445
1920	65.1% 6,846	32.4% 3,409	2.6% 269
1916	45.5% 5,536	49.3% 6,002	5.3% 640
1912	33.1% 2,562	40.0% 3,099	27.0% 2,092
1908	53.9% 4,846	42.4% 3,818	3.7% 332
1904	64.2% 5,771	30.9% 2,775	5.0% 450
1900	49.8% 4,162	49.2% 4,109	1.0% 80
1896	45.8% 4,004	53.4% 4,665	0.8% 68
1892	47.0% 3,471		53.0% 3,921
1888	45.5% 3,272	48.9% 3,516	5.7% 406

Communities

2005 KDOT Map of Leavenworth County (map legend)

Cities

References

↑ ^1.0 ^1.1 ^1.2 "QuickFacts: Leavenworth County, Kansas". United States Census Bureau. Retrieved October 1, 2023.
↑ "Find a County". National Association of Counties. Retrieved 2011-06-07.
↑ "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23.
↑ "U.S. Decennial Census". United States Census Bureau. Retrieved July 26, 2014.
↑ "Historical Census Browser". University of Virginia Library. Archived from the original on August 11, 2012. Retrieved July 26, 2014.
↑ "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved July 26, 2014.
↑ "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. Retrieved July 26, 2014.
↑ "Dave Leip's Atlas of U.S. Presidential Elections".

Other websites

County

Maps

Leavenworth County Maps: Current, Historic, KDOT
Kansas Highway Maps: Current, Historic, KDOT
Kansas Railroad Maps: Current, 1996, 1915, KDOT and Kansas Historical Society

[2020QF-1] 1.0 ^1.1 ^1.2 "QuickFacts: Leavenworth County, Kansas". United States Census Bureau. Retrieved October 1, 2023.

[GR6-2] "Find a County". National Association of Counties. Retrieved 2011-06-07.

[GR1-3] "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23.

[4] "U.S. Decennial Census". United States Census Bureau. Retrieved July 26, 2014.

[5] "Historical Census Browser". University of Virginia Library. Archived from the original on August 11, 2012. Retrieved July 26, 2014.

[6] "Population of Counties by Decennial Census: 1900 to 1990". United States Census Bureau. Retrieved July 26, 2014.

[7] "Census 2000 PHC-T-4. Ranking Tables for Counties: 1990 and 2000" (PDF). United States Census Bureau. Retrieved July 26, 2014.

[8] "Dave Leip's Atlas of U.S. Presidential Elections".

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