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Whiteside County

Illinois · Public K-12

From the largest high school to the smallest elementary campus, Whiteside County's 50 public schools collectively enroll about 8,445 K-12 students, with Sterling Cusd 5 the heaviest district by enrollment. The level mix is 25 elementary, 6 middle, and 10 high schools.

7-year change in Whiteside County

SY 2017-18 vs SY 2024-25
Total enrollment
8,445
-617 (-7%) vs SY 2017-18
School count
28
-4 (-12%) vs SY 2017-18
% White
71%
was 73%
% Hispanic
21%
was 20%
% Black
2%
was 2%
% Asian
1%
was 1%
Source: NCES Common Core of Data, enrollment-weighted demographic averages
Schools
50
11 districts
Enrollment
8,445
NCES CCD
Median income
$67,500
Below Illinois avg
Free/reduced lunch
54.8%
Above Illinois avg
Elementary
25
4,209 students
Middle
6
1,734 students
High
10
2,502 students
Combined / other
9
schools
LARGEST DISTRICT
Sterling CUSD 5
3,253 students · 11 districts in Whiteside County

County vs. school enrollment demographics

Left bar is the racial makeup of Whiteside County residents (Census ACS 5-year). Right bar is the enrollment-weighted makeup of public schools in the county (NCES CCD). NCES systematically under-reports Hispanic, Pacific Islander, and Native American enrollment for many schools; where the resident share is meaningful but the reported school share is zero, we mark the school bar "not reported".

County residents
White
85%
Hispanic
13%
Black
1%
Asian
1%
Two or more
10%
Native American
0%
Pacific Islander
0%
School enrollment
White
71%
Hispanic
21%
Black
2%
Asian
1%
Two or more
5%
Native American
0%
Pacific Islander
0%
Bachelor's+
20.5%
adults 25+
Poverty rate
8.3%
ACS 5-year
Unemployment
4.4%
civilian labor
Median age
43
22.0% under 18

Test scores in Whiteside County

Latest 2024-25 ELA proficiency, 16 schools ranked. Illinois state average: 51.0%.

See all 16 schools in Whiteside County ranked by score →

All schools (50)

NameCityLevelGradesEnrollmentRating
Sterling High SchoolSterlingHigh09-12999·
Challand Middle SchoolSterlingMiddle06-08726·
Rock Falls Township High SchoolRock FallsHigh09-12530·
Jefferson Elem SchoolSterlingElementaryPK-02450·
Fulton Elem SchoolFultonElementaryKG-05421·
Franklin Elem SchoolSterlingElementaryPK-02407·
Washington Elem SchoolSterlingElementary03-05394·
Morrison High SchoolMorrisonHigh09-12294·
Fulton High SchoolFultonHigh09-12284·
Dillon Elementary SchoolRock FallsElementaryKG-02278·
Lincoln Elem SchoolSterlingElementary03-05277·
Northside SchoolMorrisonElementaryPK-02264·
Merrill Elem SchoolRock FallsElementary03-05258·
Rock Falls Middle SchoolRock FallsMiddle06-08246·
Erie Elem SchoolErieElementaryPK-04242·
Prophetstown Elem SchoolProphetstownElementaryPK-03229·
River Bend Middle SchoolFultonMiddle06-08228·
Morrison Jr High SchoolMorrisonMiddle06-08215·
East Coloma - Nelson Elem SchRock FallsElementaryPK-08214·
Montmorency CCSD #145Rock FallsElementaryKG-08209·
Prophetstown High SchoolProphetstownHigh09-12205·
Southside SchoolMorrisonElementary03-05200·
Erie High SchoolErieHigh09-12190·
Erie Middle SchoolErieMiddle05-08171·
Tampico Elem SchoolTampicoElementaryPK-05156·
PLT Middle SchoolProphetstownMiddle06-08148·
Riverdale PreSchool CenterRock FallsElementaryPK-PK145·
Early Step Pre-SchoolFultonElementaryPK-PK65·
Morrison Alt Learning ProgramMorrisonHigh09-120·
ROE 47 Student Support ALOPSterlingCombined04-120·
Regional Center For Change ALOPRock FallsHigh06-120·
Regional Center for ChangeRock FallsHigh06-120·
Thome Ed SchoolRock FallsCombinedKG-120·
Whiteside Area CareerSterlingHigh11-120·
Bi-County Sp Ed HI HSSterlingCombinedM-M··
Bi-County Sp Ed Preschool ProgramSterlingCombinedM-M··
Bi-County Sp Ed-3-5 Life Skills-MMorrisonElementaryM-M··
Bi-County Sp Ed-ECSE MontmorencyRock FallsCombinedM-M··
Bi-County Sp Ed-ECSE ProphetstownProphetstownCombinedM-M··
Bi-County Sp Ed-ECSE TampicoTampicoCombinedM-M··
Bi-County Sp Ed-HI ElemRock FallsCombinedM-M··
Bi-County Sp Ed-HI MSSterlingCombinedM-M··
Bi-County Sp Ed-K-2 Life Skills-MMorrisonElementaryM-M··
Bi-County Sp Ed-Life Skill Jr HghMorrisonElementaryM-M··
Bi-County Sp Ed-Life Skills HS-MoMorrisonElementaryM-M··
Bi-County Sp Ed-Transition Life SSterlingElementaryM-M··
Bi-County SpEd HSSterlingElementaryM-M··
Bi-County-3-5 LIfe Skills-MerrillSterlingElementaryM-M··
Bi-County-Jr HS LIfe Skills-RockRock FallsElementaryM-M··
Bi-County-K-2 Life Skills-DillonSterlingElementaryM-M··

Cities in Whiteside County

Sterling15 schoolsRock Falls13 schoolsMorrison9 schoolsFulton4 schoolsProphetstown4 schoolsErie3 schoolsTampico2 schools

About Whiteside County

In Illinois, Whiteside County is a thinly populated county of about 54,947 residents. 50 public schools across the county educates about 8,445 students between them.

Looking at the broader picture, census numbers show the median household earns about $67,500 a year, roughly 21% of adults have completed at least a four-year degree, and roughly 8% of residents live below the federal poverty line.

On the school-mix side, Whiteside County covers 25 elementary schools (4,209 students), 6 middle schools (1,734), 10 high schools (2,502), and 9 combined or other schools.

Sterling CUSD 5 is the biggest district by enrollment, covering about 3,253 students across Whiteside County.

Five-year track record. Combined enrollment now sits at 8,445 students, contracted 7% from the 9,062 reported in SY 2017-18. Whiteside County now counts 28 public schools, down from 32 in SY 2017-18.

On allk12, the community for Whiteside County discusses school events, board meetings, and seasonal calendars. Discussions cut across districts, schools, and grade levels.

Frequently asked questions

How many K-12 schools serve Whiteside County?
There are 50 public K-12 schools in Whiteside County, Illinois, with a combined enrollment of about 8,445.
How many high schools are in Whiteside County?
Whiteside County, Illinois has 10 public high schools, serving approximately 2,502 students.
How many middle schools are in Whiteside County?
Whiteside County, Illinois has 6 public middle schools, serving approximately 1,734 students.
How many elementary schools are in Whiteside County?
Whiteside County, Illinois has 25 public elementary schools, serving approximately 4,209 students.
What is the largest school district in Whiteside County?
Sterling CUSD 5 is the largest school district in Whiteside County, serving approximately 3,253 students. The county contains 11 school districts overall.
How many people live in Whiteside County?
Whiteside County has roughly 54,947 residents according to the latest Census ACS 5-year estimate.
What is the median household income in Whiteside County?
Median household income in Whiteside County is $67,500, below the Illinois average of $70,291. About 8.3% of residents live below the federal poverty line.
How educated are residents of Whiteside County?
Approximately 20.5% of adults 25 and older in Whiteside County hold a bachelor's degree or higher, according to the Census ACS 5-year estimate.
What share of students in Whiteside County qualify for free or reduced lunch?
Roughly 54.8% of students in Whiteside County public schools qualify for free or reduced-price lunch, a common proxy for low-income enrollment. This is higher than the Illinois county average of 51.1%.
What is the student-teacher ratio in Whiteside County schools?
Across Whiteside County public schools, the enrollment-weighted student-teacher ratio is approximately 14.2 to 1.

Whiteside County school rankings

Largest schoolsAll rankings →
DATA · Census ACS 5-year · NCES Common Core of Data