Vassar is a census-designated place (CDP) in Osage County, Kansas, United States. As of the 2020 census, the population was 584. It is located northeast of Lyndon, also about half a mile south of Pomona Lake.
History A post office was opened in La Mont's Hill (an extinct town) in 1871, but it was moved to Vassar in 1887. Vassar has ZIP Code 66543.ZIP Code Lookup
The Missouri Pacific Railroad previously went through Vassar,1915-1918 Stouffer's railroad map of Kansas; Kansas Historical Society. but it was abandoned, then later it was converted into the Flint Hills Nature Trail.
Geography Climate The climate in this area is characterized by hot, humid summers and generally mild to cool winters. According to the Köppen Climate Classification system, Vassar has a humid subtropical climate, abbreviated "Cfa" on climate maps.Climate Summary for Vassar, Kansas
Demographics
References
Further reading
External links Osage County maps: Current , Historic , KDOT