Table DP-1. Profile of General Demographic Characteristics: 2020
Geographic area: St. Marys city, Kansas
[For information on confidentiality protection, nonsampling error, and definitions, see www.census.gov]
SubjectNumberPercent SubjectNumberPercent
Total Population 2,759 100.0     
 RELATIONSHIP  
SEX AND AGE     Total population 2,759 100.0
Male 1,325 48.0  In households 2,723 98.7
Female 1,434 52.0    Householder 842 30.5
      Spouse, opposite-sex 453 16.4
Under 5 years 305 11.1    Spouse, same-sex 4 0.1
5 to 9 years 274 9.9    Unmarried partner, opposite-sex 21 0.8
10 to 14 years 266 9.6    Unmarried partner, same-sex 0 0.0
15 to 19 years 262 9.5    Child 1,244 45.1
20 to 24 years 210 7.6      Under 18 years 978 35.4
25 to 29 years 177 6.4    Grandchild 41 1.5
30 to 34 years 141 5.1      Under 18 years 29 1.1
35 to 39 years 111 4.0    Other relatives 83 3.0
40 to 44 years 107 3.9    Nonrelatives 35 1.3
45 to 49 years 109 4.0  In group quarters 36 1.3
50 to 54 years 125 4.5    Institutionalized population 36 1.3
55 to 59 years 113 4.1      Male 13 0.5
60 to 64 years 117 4.2      Female 23 0.8
65 to 69 years 121 4.4    Noninstitutionalized population 0 0.0
70 to 74 years 112 4.1      Male 0 0.0
75 to 79 years 82 3.0      Female 0 0.0
80 to 84 years 58 2.1 
85 years and over 69 2.5  HOUSEHOLDS BY TYPE
Median age (years) 27.2 (X)   Total households 839 100.0
 Married-couple 443 52.8
18 years and over 1,742 63.1    With own children under 18 years 225 26.8
  Male 836 63.1  Cohabiting-couple 22 2.6
  Female 906 63.2    With own children under 18 years 8 1.0
21 years and over 1,602 58.1  Female householder, no husband present 76 9.0
62 years and over 516 18.7    With own children under 18 years 25 3.0
65 years and over 442 16.0  Male householder, no husband present 53 6.4
  Male 187 14.1    With own children under 18 years 14 1.7
  Female 255 17.8  Householder living alone 245 29.2
   Householder 65 years and over 134 16.0
RACE 
One race 2,451 88.8  Households with individuals under 18 years 299 35.6
  White 2,345 85.0  Households with individuals 65 and over 293 34.9
  Black or African American 10 0.4  
  American Indian and Alaska Native 23 0.8 Average household size 3.25 (X)
  Asian 20 0.7 
  Native Hawaiian and Other Pac. Islander 4 0.1 HOUSING OCCUPANCY
  Some other race 49 1.8    Total housing units 928 100.0
Two or more races 308 11.2  Occupied housing units 839 90.4
 Vacant housing units 89 9.6
Race alone or in combination with one     For seasonal, rec., or occasional use 6 0.6
 or more other races:¹       
White 2,652 96.1  Homeowner vacancy rate (percent) 1.5 (X)
Black or African American 46 1.7  Rental vacancy rate (percent) 11.4 (X)
American Indian and Alaska Native 97 3.5
Asian 51 1.8  HOUSING TENURE
Native Hawaiian and Other Pac. Islander 7 0.3    Occupied housing units 839 100.0
Some other race 223 8.1  Owner-occupied housing units 579 69.0
 Renter-occupied housing units 260 31.0
HISPANIC OR LATINO AND RACE  
Hispanic or Latino (of any race) 331 12.0  
Not Hispanic or Latino 2,428 88.0 
  White alone 2,214 80.2
(X) Not applicable.
¹ In combination with one or more of the other races listed. The six numbers may add to more than the total population
   and the six percentages may add to more than 100 percent because individuals may report more than one race.
 
Source: U.S. Census Bureau, Census 2020.