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Crosby Elementary School
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Kindergarten | 144 | 22% |
| Grade 1 | 162 | 25% |
| Grade 2 | 179 | 27% |
| Grade 3 | 170 | 26% |
School pathway
Test scores
IAR + ISA 2024-25 . % Proficient (Levels 4-5)What this means: On the IAR + ISA, Illinois's statewide test, about 14 of every 100 students at this school read and write at grade level and about 12 of 100 do math at grade level. Across all Illinois schools, those numbers are about 51 and 38. Reading and writing scores are up about 8 points since 2023, while math scores are up about 6 points.
IAR + ISA results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 13.8% | 11.9% |
| 2023-24 | 6.0% | 6.0% |
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 11% of students here test proficient in math and reading, below the roughly 34% typical for Illinois schools with a similar share of low-income students. BeatsExpectations compares each school with others at the same poverty level, not by raw scores, so a school lands here when its results trail those comparable schools, which is not the same as having low scores. A higher-scoring school can still fall in this tier if similar schools score higher still.
Schools most like Crosby Elementary School
Crosby Elementary School's state test result (10.6% proficient) is higher than 0 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Crosby Elementary School this school | 655 | 64.3% | 10.6% |
| Kinzie Elementary School Chicago | 637 | 61.5% | 55.6% |
| Chicago Academy Elementary School Chicago | 548 | 63.1% | 41.0% |
| Irene King Elementary School Romeoville | 533 | 63.8% | 49.6% |
| Washington Academy Belvidere | 721 | 70.5% | 25.1% |
| John Mills Elementary School Elmwood Park | 711 | 58.5% | 46.8% |
Where Crosby Elementary School ranks
Among elementary schools| Measure | This school | In Illinois | In McHenry County |
|---|---|---|---|
| State test proficiency ranked highest first | 10.6% | #1,869 of 1,925 | #44 of 44 |
| Math proficiency ranked highest first | 11.9% | #1,842 of 2,077 ▼ 27 | #44 of 44 no change |
| Reading proficiency ranked highest first | 13.8% | #2,024 of 2,077 ▲ 7 | #44 of 44 no change |
| Enrollment ranked largest first | 655 | #178 of 2,419 | #4 of 51 |
| Students per teacher ranked fewest first | 10.6:1 | #208 of 2,035 | #4 of 49 |
| Diversity index ranked most diverse first | 43.3% | #1,077 of 2,042 | #34 of 49 |
| Free and reduced lunch ranked highest share first | 64.3% | #888 of 2,132 | #1 of 49 |
| Enrollment change since 2017-18 ranked steepest decline first | -18.7% | #501 of 1,461 | #8 of 31 |
4-year change
SY 2020-21 vs SY 2024-25Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 655 | 62 | 10.6:1 | 64% (421) |
| 2023-24 | 637 | 58 | 11.0:1 | 44% (282) |
| 2022-23 | 628 | 54.8 | 11.5:1 | 34% (212) |
| 2020-21 | 698 | N/A | N/A | N/A |
| 2017-18 | 806 | 54 | 14.9:1 | 58% (470) |
| 2015-16 | 773 | 53 | 14.6:1 | 63% (486) |
| 2010-11 | 857 | 43 | 19.9:1 | 64% (551) |
Since 2017-18: students down 19% (806 to 655); teachers up 15% (54 to 62).
About Crosby Elementary School
In Harvard, Illinois, part of McHenry County, Crosby Elementary School is an elementary school. The school counted 655 students in 2024-25, covering kindergarten through 3. The school is 72% larger than the average for elementary schools in Illinois.
Crosby Elementary School is among 5 schools run by Harvard CUSD 50, which serves 2,532 students.
More than half of the students at Crosby Elementary School are Hispanic (72%). The next largest groups are 23% White and 2% Black. In McHenry County overall, about 16% of residents are Hispanic. Measured by the diversity index, the student body scores 43%.
Its staff includes 62 full-time-equivalent teachers, for about 10.6 students per teacher. The gap from the 13.9:1 average for elementary schools in Illinois is 3.4 students per teacher. Roughly 64% of students at Crosby Elementary School can receive free or reduced-price lunch. Compared with the 35% average for public schools in McHenry County, the school's rate is higher.
After accounting for student poverty, Crosby Elementary School is in the bottom 10% of Illinois schools. Its average proficiency rate across its state test results of 10.6% is 23.8 points below the 34.4% predicted for its lunch-eligibility share.
The school is in McHenry County, where median household income comes to about $104,802, 35% of adults hold a bachelor's degree or higher, and about 4% of people live in poverty. McHenry County's 89 public schools enroll about 50,123 students and include Crosby Elementary School.
Washington Elementary School is about 1.1 miles from Crosby Elementary School, the shortest distance to any other public school. The five-mile area around Crosby Elementary School holds 4 other public schools. Among 8 nearby schools that report test results, Crosby Elementary School ranks 8th on proficiency.
Its NCES locale code is Town: Distant: the school is in a town some distance from an urbanized area.
From 2020-21 to 2024-25, enrollment fell from 698 to 655, a 6% decline.
You can use this page to share news and ask questions about fundraisers, report cards, and school supplies. You can also rate the school on this page.
McHenry County at a glance
View full county profileQuick facts
Related schools
- Harvard High SchoolHigh · 815 students
- Harvard Jr High SchoolMiddle · 593 students
- Jefferson Elementary SchoolElementary · 319 students
- Washington Elementary SchoolElementary · 150 students
- Harvard High SchoolHigh · 815 students
- Harvard Jr High SchoolMiddle · 593 students
- Jefferson Elementary SchoolElementary · 319 students
- Washington Elementary SchoolElementary · 150 students
3 other US public schools in 3 states are named Crosby Elementary. Crosby Elementary School is the 3rd largest of the 4.
- Crosby Elementary SchoolHarrison, OH · 807 students
- Crosby Elementary SchoolCROSBY, TX · 671 students
- Crosby Elementary SchoolFORNEY, TX · 452 students
- Washington Elementary School1.1 mi · 150
- Harvard High School1.8 mi · 815
- Jefferson Elementary School1.8 mi · 319
- Harvard Jr High School2.1 mi · 593
- Capron Elementary School6.5 mi · 162
- Big Foot High8.6 mi · 437