Enrollment
183
High
DISTRICT 176 · STATE 475
SCHOOL COMMUNITY·RIO COMMUNITY SCHOOL DISTRICT·NCES 551299001713
Rio Middle/High
411 Church St, Rio, WI 53960 · (920) 992-3141 · Columbia County
GRADES 06–12HIGH42-RURALREGULAR SCHOOL183 STUDENTS
A
allk12 Grade
Scored higher than 91% of Wisconsin public high schools
- ATest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- ABeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- ·Three-year trend Not available for this school, so the grade uses the other parts.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Wisconsin public high schools
Student : Teacher
9.3:1
20 FTE teachers
DISTRICT 10.5:1 · STATE 14.6:1
Free / Reduced Lunch
37%
68 students
DISTRICT 37% · STATE 42%
Community
0
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 6 | 27 | 15% |
| Grade 7 | 31 | 17% |
| Grade 8 | 23 | 13% |
| Grade 9 | 23 | 13% |
| Grade 10 | 28 | 15% |
| Grade 11 | 25 | 14% |
| Grade 12 | 26 | 14% |
Student demographics
16%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 14% · STATE 54% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
School pathway
Feeds from
Based on grade levels within Rio Community School District. Attendance zones can vary; confirm enrollment with the district.
Test scores
Forward Exam 2024-25 . % Meeting or AdvancedEnglish Language Arts
64.1%
WI avg 53.1% . +11.4pp since 2023
Math
57.7%
WI avg 54.8% . +10.4pp since 2023
What this means: On the Forward Exam, Wisconsin's statewide test, about 64 of every 100 students at this school read and write at grade level and about 58 of 100 do math at grade level. Across all Wisconsin schools, those numbers are about 53 and 55. Reading and writing scores are up about 11 points since 2023, while math scores are up about 10 points.
Forward Exam results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 64.1% | 57.7% |
| 2023-24 | 52.7% | 47.3% |
% Meeting or Advanced, all students and all tested grades.
Source: Forward Exam. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
60.1%
composite math + reading, all grades
Predicted
54.9%
based on WI schools with similar FRL share
Beats by
+5.3pp
above demographic expectation
What this means: About 60% of students here test proficient in math and reading, compared with the roughly 55% typical for Wisconsin schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Wisconsin's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Rio Middle/High
Rio Middle/High's state test result (60.1% proficient) is higher than 5 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Rio Middle/High this school | 183 | 37.2% | 60.1% |
| Royall High Elroy | 201 | 36.3% | 41.6% |
| Greenwood High Greenwood | 155 | 38.7% | 56.8% |
| Parkview High Orfordville | 187 | 34.2% | 56.5% |
| Little Wolf High Manawa | 195 | 33.8% | 42.5% |
| Crivitz High Crivitz | 209 | 34.4% | 51.4% |
Matched among Wisconsin high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Rio Middle/High ranks
Among high schools| Measure | This school | In Wisconsin | In Columbia County |
|---|---|---|---|
| State test proficiency ranked highest first | 60.1% | #58 of 402 | #3 of 8 |
| Math proficiency ranked highest first | 57.7% | #17 of 64 ▲ 14 | N/A |
| Reading proficiency ranked highest first | 64.1% | #7 of 64 ▲ 12 | N/A |
| Enrollment ranked largest first | 183 | #342 of 532 | #7 of 10 |
| Free and reduced lunch ranked highest share first | 37.2% | #183 of 418 | #1 of 8 |
| Enrollment change since 2017-18 ranked steepest decline first | -19.4% | #38 of 203 | #3 of 6 |
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
183
-23 (-11%) vs 2020
-18% since 1990-91, when it was 224
Student : Teacher
9.3:1
was 9.8:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 183 | 19.7 | 9.3:1 | 37% (68) |
| 2023-24 | 187 | 19.7 | 9.5:1 | 37% (69) |
| 2022-23 | 190 | 20.9 | 9.1:1 | 36% (68) |
| 2020-21 | 206 | 21 | 9.8:1 | 39% (81) |
| 2017-18 | 227 | 22.4 | 10.2:1 | 35% (80) |
| 2015-16 | 228 | 22 | 10.4:1 | 43% (99) |
| 2010-11 | 246 | 22 | 11.2:1 | 33% (80) |
| 2000-01 | 179 | 26 | 6.9:1 | 13% (23) |
| 1990-91 | 224 | 20 | 11.2:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Rio Middle/High.
Since 2017-18: students down 19% (227 to 183); teachers down 12% (22.4 to 19.7).
About Rio Middle/High
Rio Middle/High is a very small high school with an address in Rio, Wisconsin. Its grade span covers grades 6 through 12, with 183 students on the rolls. High schools in Wisconsin average about 475 students, which makes this school 61% below average.
Rio Middle/High is run by Rio Community School District, whose 2 schools enroll 352 students.
White students account for 91% of the school's enrollment. It is also 4% multiracial and 3% Hispanic. Among Columbia County residents, the White share is about 91%. A diversity index of 16% means there is a 16% chance two randomly chosen students at Rio Middle/High are from different groups.
Its staff includes 19.7 full-time-equivalent teachers, for about 9.3 students per teacher. The gap from the 14.6:1 average for high schools in Wisconsin is 5.3 students per teacher. Roughly 37% of students at Rio Middle/High can receive free or reduced-price lunch.
Rio Middle/High earns an A on the allk12 Grade, which blends test scores, results against poverty-based expectations, and the three-year trend. It scored higher than 91% of Wisconsin public high schools.
Predicted from its free or reduced-price lunch share, Rio Middle/High would score about 54.9%. It scores 60.1%, 5.3 points above that figure.
Columbia County is the school's county. There, median household income comes to about $85,351, 26% of adults hold a bachelor's degree or higher, and about 5% of people live in poverty. There are 31 public schools in the county, enrolling about 8,498, Rio Middle/High among them.
Of the public schools around it, Rio Middle/High is closest to Rio Elementary, about 0.6 miles away. Rio Middle/High has at least 8 other public schools within ten miles. Nearby schools average 58.1% on proficiency, and Rio Middle/High is above that at 60.1%.
Rio Middle/High is in rural territory some distance from an urban area, a location NCES labels Rural: Distant.
Over 4 years, enrollment fell by 23 students, from 206 to 183.
This community page is for conversations about fundraisers, report cards, and school supplies. You can also rate the school on this page.
Columbia County at a glance
View full county profilePopulation
58,272
Census ACS
Median income
$85,351
Household, ACS
Bachelor's+
26%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
31
8,498 students
Quick facts
Related schools
Other schools in Rio Community School District
- Rio ElementaryElementary · 169 students
Nearby schools
- Rio Elementary0.6 mi · 169
- Pardeeville Middle6.9 mi · 248
- Pardeeville High6.9 mi · 284
- Pardeeville Elementary7.0 mi · 331
- Poynette Middle8.9 mi · 271
- Poynette High8.9 mi · 296
Frequently asked questions
About Rio Middle/HighHow large is Rio Middle/High?
Rio Middle/High enrolls approximately 183 students in grades 06-12.
What age range does Rio Middle/High serve?
Rio Middle/High serves students from grade 06 through grade 12.
How many teachers does Rio Middle/High have?
Rio Middle/High employs 20 FTE teachers, for a student-to-teacher ratio of 9.3:1.
What is the racial breakdown of students at Rio Middle/High?
At Rio Middle/High, the student body is approximately 91% White, 3% Hispanic, 1% Black, 1% Asian, 4% Two or more.
Is Rio Middle/High public or private?
Rio Middle/High is a public K-12 school, overseen by Rio Community School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.