Population by Age in Rock Falls City
*Base on 2010 Data
| Total population | 9,266 | 100.00% |
| Under 5 years | 684 | 7.38% |
| 5 to 9 years | 644 | 6.95% |
| 10 to 14 years | 631 | 6.81% |
| 15 to 19 years | 597 | 6.44% |
| 20 to 24 years | 577 | 6.23% |
| 25 to 29 years | 538 | 5.81% |
| 30 to 34 years | 569 | 6.14% |
| 35 to 39 years | 550 | 5.94% |
| 40 to 44 years | 596 | 6.43% |
| 45 to 49 years | 620 | 6.69% |
| 50 to 54 years | 673 | 7.26% |
| 55 to 59 years | 619 | 6.68% |
| 60 to 64 years | 511 | 5.51% |
| 65 to 69 years | 416 | 4.49% |
| 70 to 74 years | 340 | 3.67% |
| 75 to 79 years | 256 | 2.76% |
| 80 to 84 years | 232 | 2.50% |
| 85 years and over | 213 | 2.30% |
Male Population in Rock Falls City
*Base on 2010 Data
| Male population | 4,480 | 48.35% |
| Under 5 years | 355 | 3.83% |
| 5 to 9 years | 330 | 3.56% |
| 10 to 14 years | 324 | 3.50% |
| 15 to 19 years | 308 | 3.32% |
| 20 to 24 years | 283 | 3.05% |
| 25 to 29 years | 240 | 2.59% |
| 30 to 34 years | 282 | 3.04% |
| 35 to 39 years | 279 | 3.01% |
| 40 to 44 years | 297 | 3.21% |
| 45 to 49 years | 317 | 3.42% |
| 50 to 54 years | 321 | 3.46% |
| 55 to 59 years | 301 | 3.25% |
| 60 to 64 years | 239 | 2.58% |
| 65 to 69 years | 192 | 2.07% |
| 70 to 74 years | 155 | 1.67% |
| 75 to 79 years | 106 | 1.14% |
| 80 to 84 years | 85 | 0.92% |
| 85 years and over | 66 | 0.71% |
Female Population in Rock Falls City
*Base on 2010 Data
| Female population | 4,786 | 51.65% |
| Under 5 years | 329 | 3.55% |
| 5 to 9 years | 314 | 3.39% |
| 10 to 14 years | 307 | 3.31% |
| 15 to 19 years | 289 | 3.12% |
| 20 to 24 years | 294 | 3.17% |
| 25 to 29 years | 298 | 3.22% |
| 30 to 34 years | 287 | 3.10% |
| 35 to 39 years | 271 | 2.92% |
| 40 to 44 years | 299 | 3.23% |
| 45 to 49 years | 303 | 3.27% |
| 50 to 54 years | 352 | 3.80% |
| 55 to 59 years | 318 | 3.43% |
| 60 to 64 years | 272 | 2.94% |
| 65 to 69 years | 224 | 2.42% |
| 70 to 74 years | 185 | 2.00% |
| 75 to 79 years | 150 | 1.62% |
| 80 to 84 years | 147 | 1.59% |
| 85 years and over | 147 | 1.59% |
Median Age in Rock Falls City
*Base on 2010 Data
| Both | 38.80% | |
| Male | 37.40% | |
| Female | 40.10% |
Race in Rock Falls City
*Base on 2010 Data
| Total | 9,266 | 100.00% |
| Population of one race | 8,987 | 96.99% |
| White | 8,475 | 91.46% |
| Black or African American | 138 | 1.49% |
| American Indian and Alaska Native | 39 | 0.42% |
| Asian | 28 | 0.30% |
| Asian Indian | 5 | 0.05% |
| Chinese | 8 | 0.09% |
| Filipino | 3 | 0.03% |
| Japanese | 2 | 0.02% |
| Korean | 6 | 0.06% |
| Vietnamese | 0 | 0.00% |
| Other Asian | 4 | 0.04% |
| Native Hawaiian and Other Pacific Islander | 5 | 0.05% |
| Native Hawaiian | 2 | 0.02% |
| Guamanian or Chamorro | 3 | 0.03% |
| Samoan | 0 | 0.00% |
| Other Pacific Islander | 0 | 0.00% |
| Some Other Race | 302 | 3.26% |
| Population of Two or More Races | 279 | 3.01% |
| White; American Indian and Alaska Native | 50 | 0.54% |
| White; Asian | 13 | 0.14% |
| White; Black or African American | 138 | 1.49% |
| White; Some Other Race | 51 | 0.55% |
The Population 16 Years in Rock Falls City
*Base on 2010 Data
| Total | 7,188 | 100.00% |
| Male | 3,409 | 47.43% |
| Female | 3,779 | 52.57% |
The Population 18 Years in Rock Falls City
*Base on 2010 Data
| Total | 6,927 | 100.00% |
| Male | 3,269 | 47.19% |
| Female | 3,658 | 52.81% |
The Population 21 Years in Rock Falls City
*Base on 2010 Data
| Total | 6,590 | 100.00% |
| Male | 3,095 | 46.97% |
| Female | 3,495 | 53.03% |
The Population 62 Years in Rock Falls City
*Base on 2010 Data
| Total | 1,761 | 100.00% |
| Male | 743 | 42.19% |
| Female | 1,018 | 57.81% |
The Population 65 Years in Rock Falls City
*Base on 2010 Data
| Total | 1,457 | 100.00% |
| Male | 604 | 41.46% |
| Female | 853 | 58.54% |
Race (total races tallied) in Rock Falls City
*Base on 2010 Data
| White alone or in combination with one or more other races | 8,739 | 91.47% |
| Black or African American alone or in combination with one or more other races | 293 | 3.07% |
| American Indian and Alaska Native alone or in combination with one or more other races | 98 | 1.03% |
| Asian alone or in combination with one or more other races | 46 | 0.48% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 10 | 0.10% |
| Some Other Race alone or in combination with one or more other races | 368 | 3.85% |
Hispanic or Latino by Specific Origin in Rock Falls City
*Base on 2010 Data
| Total | 9,266 | 100.00% |
| Hispanic or Latino (of any race) | 1,395 | 15.06% |
| Mexican | 1,216 | 13.12% |
| Puerto Rican | 91 | 0.98% |
| Cuban | 8 | 0.09% |
| Other Hispanic or Latino | 80 | 0.86% |
| Not Hispanic or Latino | 7,871 | 84.94% |
Hispanic or Latino and Race in Rock Falls City
*Base on 2010 Data
| Total | 9,266 | 100.00% |
| Hispanic or Latino | 1,395 | 15.06% |
| White alone | 934 | 10.08% |
| Black or African American alone | 16 | 0.17% |
| American Indian and Alaska Native alone | 20 | 0.22% |
| Asian alone | 2 | 0.02% |
| Native Hawaiian and Other Pacific Islander alone | 5 | 0.05% |
| Some Other Race alone | 300 | 3.24% |
| Two or More Races | 118 | 1.27% |
| Not Hispanic or Latino | 7,871 | 84.94% |
| White alone | 7,541 | 81.38% |
| Black or African American alone | 122 | 1.32% |
| American Indian and Alaska Native alone | 19 | 0.21% |
| Asian alone | 26 | 0.28% |
| Native Hawaiian and Other Pacific Islander alone | 0 | 0.00% |
| Some Other Race alone | 2 | 0.02% |
| Two or More Races | 161 | 1.74% |
Relationship in Rock Falls City
*Base on 2010 Data
| Total | 9,266 | 100.00% |
| In households | 9,168 | 98.94% |
| Householder | 3,809 | 41.11% |
| Spouse | 1,543 | 16.65% |
| Child | 2,677 | 28.89% |
| Own child under 18 years | 1,975 | 21.31% |
| Other relatives | 556 | 6.00% |
| Under 18 years | 297 | 3.21% |
| 65 years and over | 52 | 0.56% |
| Nonrelatives | 583 | 6.29% |
| Under 18 years | 67 | 0.72% |
| 65 years and over | 23 | 0.25% |
| Unmarried partner | 344 | 3.71% |
| In group quarters | 98 | 1.06% |
| Institutionalized population | 75 | 0.81% |
| Male | 25 | 0.27% |
| Female | 50 | 0.54% |
| Noninstitutionalized population | 23 | 0.25% |
| Male | 10 | 0.11% |
| Female | 13 | 0.14% |
Households by Type in Rock Falls City
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 3,809 | 100.00% |
| Family households (families) | 2,387 | 62.67% |
| With own children under 18 years | 1,058 | 27.78% |
| Husband-wife family | 1,543 | 40.51% |
| With own children under 18 years | 530 | 13.91% |
| Male householder, no wife present | 228 | 5.99% |
| With own children under 18 years | 118 | 3.10% |
| Female householder, no husband present | 616 | 16.17% |
| With own children under 18 years | 410 | 10.76% |
| Nonfamily households | 1,422 | 37.33% |
| Householder living alone | 1,206 | 31.66% |
| Male | 518 | 13.60% |
| 65 years and over | 140 | 3.68% |
| Female | 688 | 18.06% |
| 65 years and over | 368 | 9.66% |
Households with individuals under 18 years in Rock Falls City
*Base on 2010 Data
| Total | 1,225 | 32.16% |
Households with individuals under 65 years in Rock Falls City
*Base on 2010 Data
| Total | 1,078 | 28.30% |
Average Household Size in Rock Falls City
*Base on 2010 Data
| Average household size | 2 | % |
Average Family Size in Rock Falls City
*Base on 2010 Data
| Average family size | 3 | % |
Housing Occupancy(Total housing units) in Rock Falls City
*Base on 2010 Data
| Total | 4,123 | 100.00% |
| Occupied housing units | 3,809 | 92.38% |
| Vacant housing units | 314 | 7.62% |
| For rent | 113 | 2.74% |
| Rented, not occupied | 3 | 0.07% |
| For sale only | 61 | 1.48% |
| Sold, not occupied | 7 | 0.17% |
| For seasonal, recreational, or occasional use | 10 | 0.24% |
| All other vacants | 120 | 2.91% |
Homeowner Vacancy Rate in Rock Falls City
*Base on 2010 Data
| Homeowner vacancy rate (percent) | 2.50% |
Rental Vacancy Rate in Rock Falls City
*Base on 2010 Data
| Rental vacancy rate (percent) | 7.20% |
Housing Tenure(Occupied housing units) in Rock Falls City
*Base on 2010 Data
| Total | 3,809 | 100.00% |
| Owner-occupied housing units | 2,352 | 61.75% |
| Renter-occupied housing units | 1,457 | 38.25% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Rock Falls City
*Base on 2010 Data
| Owner-occupied housing units | 5,854 | 63.85% |
| Renter-occupied housing units | 3,314 | 36.15% |
Average Household Size of Occupied Housing Units by Tenure in Rock Falls City
*Base on 2010 Data
| Owner occupied | 2 | % |
| Renter occupied | 2 | % |