Population by Age in Decorah City
*Base on 2010 Data
| Total population | 8,127 | 100.00% |
| Under 5 years | 306 | 3.77% |
| 5 to 9 years | 334 | 4.11% |
| 10 to 14 years | 318 | 3.91% |
| 15 to 19 years | 1,127 | 13.87% |
| 20 to 24 years | 1,679 | 20.66% |
| 25 to 29 years | 321 | 3.95% |
| 30 to 34 years | 311 | 3.83% |
| 35 to 39 years | 310 | 3.81% |
| 40 to 44 years | 312 | 3.84% |
| 45 to 49 years | 359 | 4.42% |
| 50 to 54 years | 406 | 5.00% |
| 55 to 59 years | 412 | 5.07% |
| 60 to 64 years | 409 | 5.03% |
| 65 to 69 years | 270 | 3.32% |
| 70 to 74 years | 315 | 3.88% |
| 75 to 79 years | 263 | 3.24% |
| 80 to 84 years | 309 | 3.80% |
| 85 years and over | 366 | 4.50% |
Male Population in Decorah City
*Base on 2010 Data
| Male population | 3,745 | 46.08% |
| Under 5 years | 142 | 1.75% |
| 5 to 9 years | 176 | 2.17% |
| 10 to 14 years | 156 | 1.92% |
| 15 to 19 years | 502 | 6.18% |
| 20 to 24 years | 809 | 9.95% |
| 25 to 29 years | 167 | 2.05% |
| 30 to 34 years | 161 | 1.98% |
| 35 to 39 years | 145 | 1.78% |
| 40 to 44 years | 164 | 2.02% |
| 45 to 49 years | 154 | 1.89% |
| 50 to 54 years | 193 | 2.37% |
| 55 to 59 years | 194 | 2.39% |
| 60 to 64 years | 192 | 2.36% |
| 65 to 69 years | 122 | 1.50% |
| 70 to 74 years | 143 | 1.76% |
| 75 to 79 years | 94 | 1.16% |
| 80 to 84 years | 125 | 1.54% |
| 85 years and over | 106 | 1.30% |
Female Population in Decorah City
*Base on 2010 Data
| Female population | 4,382 | 53.92% |
| Under 5 years | 164 | 2.02% |
| 5 to 9 years | 158 | 1.94% |
| 10 to 14 years | 162 | 1.99% |
| 15 to 19 years | 625 | 7.69% |
| 20 to 24 years | 870 | 10.71% |
| 25 to 29 years | 154 | 1.89% |
| 30 to 34 years | 150 | 1.85% |
| 35 to 39 years | 165 | 2.03% |
| 40 to 44 years | 148 | 1.82% |
| 45 to 49 years | 205 | 2.52% |
| 50 to 54 years | 213 | 2.62% |
| 55 to 59 years | 218 | 2.68% |
| 60 to 64 years | 217 | 2.67% |
| 65 to 69 years | 148 | 1.82% |
| 70 to 74 years | 172 | 2.12% |
| 75 to 79 years | 169 | 2.08% |
| 80 to 84 years | 184 | 2.26% |
| 85 years and over | 260 | 3.20% |
Median Age in Decorah City
*Base on 2010 Data
| Both | 29.60% | |
| Male | 27.40% | |
| Female | 31.80% |
Race in Decorah City
*Base on 2010 Data
| Total | 8,127 | 100.00% |
| Population of one race | 8,045 | 98.99% |
| White | 7,686 | 94.57% |
| Black or African American | 123 | 1.51% |
| American Indian and Alaska Native | 4 | 0.05% |
| Asian | 180 | 2.21% |
| Asian Indian | 36 | 0.44% |
| Chinese | 40 | 0.49% |
| Filipino | 5 | 0.06% |
| Japanese | 4 | 0.05% |
| Korean | 50 | 0.62% |
| Vietnamese | 15 | 0.18% |
| Other Asian | 30 | 0.37% |
| Native Hawaiian and Other Pacific Islander | 3 | 0.04% |
| Native Hawaiian | 1 | 0.01% |
| Guamanian or Chamorro | 1 | 0.01% |
| Samoan | 0 | 0.00% |
| Other Pacific Islander | 1 | 0.01% |
| Some Other Race | 49 | 0.60% |
| Population of Two or More Races | 82 | 1.01% |
| White; American Indian and Alaska Native | 6 | 0.07% |
| White; Asian | 30 | 0.37% |
| White; Black or African American | 24 | 0.30% |
| White; Some Other Race | 5 | 0.06% |
The Population 16 Years in Decorah City
*Base on 2010 Data
| Total | 7,103 | 100.00% |
| Male | 3,237 | 45.57% |
| Female | 3,866 | 54.43% |
The Population 18 Years in Decorah City
*Base on 2010 Data
| Total | 6,966 | 100.00% |
| Male | 3,170 | 45.51% |
| Female | 3,796 | 54.49% |
The Population 21 Years in Decorah City
*Base on 2010 Data
| Total | 5,501 | 100.00% |
| Male | 2,540 | 46.17% |
| Female | 2,961 | 53.83% |
The Population 62 Years in Decorah City
*Base on 2010 Data
| Total | 1,761 | 100.00% |
| Male | 699 | 39.69% |
| Female | 1,062 | 60.31% |
The Population 65 Years in Decorah City
*Base on 2010 Data
| Total | 1,523 | 100.00% |
| Male | 590 | 38.74% |
| Female | 933 | 61.26% |
Race (total races tallied) in Decorah City
*Base on 2010 Data
| White alone or in combination with one or more other races | 7,755 | 94.43% |
| Black or African American alone or in combination with one or more other races | 157 | 1.91% |
| American Indian and Alaska Native alone or in combination with one or more other races | 14 | 0.17% |
| Asian alone or in combination with one or more other races | 218 | 2.65% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 7 | 0.09% |
| Some Other Race alone or in combination with one or more other races | 61 | 0.74% |
Hispanic or Latino by Specific Origin in Decorah City
*Base on 2010 Data
| Total | 8,127 | 100.00% |
| Hispanic or Latino (of any race) | 165 | 2.03% |
| Mexican | 80 | 0.98% |
| Puerto Rican | 9 | 0.11% |
| Cuban | 5 | 0.06% |
| Other Hispanic or Latino | 71 | 0.87% |
| Not Hispanic or Latino | 7,962 | 97.97% |
Hispanic or Latino and Race in Decorah City
*Base on 2010 Data
| Total | 8,127 | 100.00% |
| Hispanic or Latino | 165 | 2.03% |
| White alone | 97 | 1.19% |
| Black or African American alone | 3 | 0.04% |
| American Indian and Alaska Native alone | 0 | 0.00% |
| Asian alone | 2 | 0.02% |
| Native Hawaiian and Other Pacific Islander alone | 1 | 0.01% |
| Some Other Race alone | 47 | 0.58% |
| Two or More Races | 15 | 0.18% |
| Not Hispanic or Latino | 7,962 | 97.97% |
| White alone | 7,589 | 93.38% |
| Black or African American alone | 120 | 1.48% |
| American Indian and Alaska Native alone | 4 | 0.05% |
| Asian alone | 178 | 2.19% |
| Native Hawaiian and Other Pacific Islander alone | 2 | 0.02% |
| Some Other Race alone | 2 | 0.02% |
| Two or More Races | 67 | 0.82% |
Relationship in Decorah City
*Base on 2010 Data
| Total | 8,127 | 100.00% |
| In households | 5,959 | 73.32% |
| Householder | 2,855 | 35.13% |
| Spouse | 1,267 | 15.59% |
| Child | 1,307 | 16.08% |
| Own child under 18 years | 1,093 | 13.45% |
| Other relatives | 114 | 1.40% |
| Under 18 years | 46 | 0.57% |
| 65 years and over | 25 | 0.31% |
| Nonrelatives | 416 | 5.12% |
| Under 18 years | 20 | 0.25% |
| 65 years and over | 18 | 0.22% |
| Unmarried partner | 159 | 1.96% |
| In group quarters | 2,168 | 26.68% |
| Institutionalized population | 143 | 1.76% |
| Male | 42 | 0.52% |
| Female | 101 | 1.24% |
| Noninstitutionalized population | 2,025 | 24.92% |
| Male | 884 | 10.88% |
| Female | 1,141 | 14.04% |
Households by Type in Decorah City
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 2,855 | 100.00% |
| Family households (families) | 1,527 | 53.49% |
| With own children under 18 years | 586 | 20.53% |
| Husband-wife family | 1,267 | 44.38% |
| With own children under 18 years | 417 | 14.61% |
| Male householder, no wife present | 66 | 2.31% |
| With own children under 18 years | 41 | 1.44% |
| Female householder, no husband present | 194 | 6.80% |
| With own children under 18 years | 128 | 4.48% |
| Nonfamily households | 1,328 | 46.51% |
| Householder living alone | 1,099 | 38.49% |
| Male | 401 | 14.05% |
| 65 years and over | 119 | 4.17% |
| Female | 698 | 24.45% |
| 65 years and over | 413 | 14.47% |
Households with individuals under 18 years in Decorah City
*Base on 2010 Data
| Total | 625 | 21.89% |
Households with individuals under 65 years in Decorah City
*Base on 2010 Data
| Total | 1,020 | 35.73% |
Average Household Size in Decorah City
*Base on 2010 Data
| Average household size | 2 | % |
Average Family Size in Decorah City
*Base on 2010 Data
| Average family size | 3 | % |
Housing Occupancy(Total housing units) in Decorah City
*Base on 2010 Data
| Total | 3,121 | 100.00% |
| Occupied housing units | 2,855 | 91.48% |
| Vacant housing units | 266 | 8.52% |
| For rent | 102 | 3.27% |
| Rented, not occupied | 9 | 0.29% |
| For sale only | 31 | 0.99% |
| Sold, not occupied | 11 | 0.35% |
| For seasonal, recreational, or occasional use | 43 | 1.38% |
| All other vacants | 70 | 2.24% |
Homeowner Vacancy Rate in Decorah City
*Base on 2010 Data
| Homeowner vacancy rate (percent) | 1.60% |
Rental Vacancy Rate in Decorah City
*Base on 2010 Data
| Rental vacancy rate (percent) | 9.20% |
Housing Tenure(Occupied housing units) in Decorah City
*Base on 2010 Data
| Total | 2,855 | 100.00% |
| Owner-occupied housing units | 1,859 | 65.11% |
| Renter-occupied housing units | 996 | 34.89% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Decorah City
*Base on 2010 Data
| Owner-occupied housing units | 4,212 | 70.68% |
| Renter-occupied housing units | 1,747 | 29.32% |
Average Household Size of Occupied Housing Units by Tenure in Decorah City
*Base on 2010 Data
| Owner occupied | 2 | % |
| Renter occupied | 2 | % |