ZIP Code 67356
About Oswego
Oswego is a city in and the county seat of Labette County, Kansas, United States, and situated along the Neosho River. As of the 2020 census, the population of the city was 1,668.
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Area Profile
US Census (ACS 5-year · Gazetteer)
2,693
population
$55,833
median household income
22
people / sq mi
$86,400
median home value
$695
median gross rent
37.1
median age
1,139
housing units
980
households
121.2
land area (sq mi)