Enrollment
279
High
DISTRICT 238 · STATE 468
SCHOOL COMMUNITY·UNION COMM SCHOOL DISTRICT·NCES 190002200957
Union High School
200 Adams St, La Porte City, IA 50651 · (319) 342-2697 · Black Hawk County
GRADES 09–12HIGH42-RURALREGULAR SCHOOL279 STUDENTS
B
allk12 Grade
Scored higher than 56% of Iowa public high schools
- B+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- C+Beats 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 Iowa public high schools
Student : Teacher
11.9:1
23 FTE teachers
DISTRICT 12.6:1 · STATE 17.3:1
Free / Reduced Lunch
24%
67 students
DISTRICT 26% · STATE 41%
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 9 | 57 | 20% |
| Grade 10 | 69 | 25% |
| Grade 11 | 85 | 30% |
| Grade 12 | 68 | 24% |
Student demographics
16%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 16% · STATE 48% · 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 Union Comm School District. Attendance zones can vary; confirm enrollment with the district.
Test scores
ISASP 2024-25 . % ProficientEnglish Language Arts
84.0%
IA avg 73.6% . +4.9pp since 2023
Math
77.3%
IA avg 70.9% . +1.9pp since 2023
What this means: On the ISASP, Iowa's statewide test, about 84 of every 100 students at this school read and write at grade level and about 77 of 100 do math at grade level. Across all Iowa schools, those numbers are about 74 and 71. Reading and writing scores are up about 5 points since 2023, while math scores are up about 2 points.
ISASP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 84.0% | 77.3% |
| 2023-24 | 79.1% | 75.4% |
% Proficient, all students and all tested grades.
Source: ISASP. 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
76.8%
composite math + reading, all grades
Predicted
79.9%
based on IA schools with similar FRL share
Beats by
-3.1pp
below demographic expectation
What this means: About 77% of students here test proficient in math and reading, compared with the roughly 80% typical for Iowa 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 Iowa'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 Union High School
Union High School's state test result (76.8% proficient) is higher than 0 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Union High School this school | 279 | 24.0% | 76.8% |
| Lawton-Bronson Junior-Senior High School Lawton | 339 | 23.9% | 86.1% |
| North Mahaska Jr-Sr High School New Sharon | 275 | 24.7% | 78.2% |
| West Lyon High School Inwood | 284 | 24.6% | 81.6% |
| West Marshall High School State Center | 292 | 25.0% | 80.8% |
| Central Lyon Secondary School Rock Rapids | 358 | 24.0% | 85.4% |
Matched among Iowa 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 Union High School ranks
Among high schools| Measure | This school | In Iowa | In Black Hawk County |
|---|---|---|---|
| State test proficiency ranked highest first | 76.8% | #104 of 313 | #3 of 6 |
| Math proficiency ranked highest first | 77.3% | #85 of 314 ▲ 5 | #3 of 6 no change |
| Reading proficiency ranked highest first | 84.0% | #70 of 314 ▲ 68 | #2 of 6 ▲ 1 |
| Enrollment ranked largest first | 279 | #190 of 340 | #6 of 7 |
| Students per teacher ranked fewest first | 11.9:1 | #37 of 259 | #2 of 7 |
| Diversity index ranked most diverse first | 16.2% | #187 of 260 | #6 of 7 |
| Free and reduced lunch ranked highest share first | 24.0% | #259 of 320 | #5 of 7 |
| Enrollment change since 2017-18 ranked steepest decline first | -21.4% | #20 of 125 | N/A |
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
279
-42 (-13%) vs 2020
-27% since 2000-01, when it was 381
Student : Teacher
11.9:1
was 11.9:1
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 | 279 | 23.5 | 11.9:1 | 24% (67) |
| 2023-24 | 315 | 26.9 | 11.7:1 | 26% (81) |
| 2022-23 | 316 | 26.8 | 11.8:1 | 28% (88) |
| 2020-21 | 321 | 27 | 11.9:1 | 24% (78) |
| 2017-18 | 355 | 28 | 12.7:1 | 25% (87) |
| 2015-16 | 391 | 29 | 13.5:1 | 27% (104) |
| 2010-11 | 405 | 25 | 16.2:1 | 24% (98) |
| 2000-01 | 381 | 28 | 13.6:1 | 14% (55) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Union High School.
Since 2017-18: students down 21% (355 to 279); teachers down 16% (28 to 23.5).
About Union High School
Union High School is a high school in La Porte City, Iowa, reachable at (319) 342-2697. Students in grades 9 through 12 attend, and enrollment is 279 students. The school's enrollment is 40% smaller than the 468 average for high schools in Iowa.
Besides Union High School, Union Comm School District runs 3 other schools. The district enrolls 952 students.
About 91% of the student body at Union High School is White. Other students are 5% Hispanic and 3% multiracial. By comparison, Black Hawk County residents are about 80% White. Pick two students at random and there is a 16% chance they belong to different racial or ethnic groups; that figure is the school's diversity index.
Staffing totals 23.5 full-time-equivalent teachers, and the student-to-teacher ratio is 11.9:1. That is lower than the 17.3:1 average for high schools in Iowa. A measure often used for student poverty, free or reduced-price lunch eligibility, stands at 24%. Compared with the 52% average for public schools in Black Hawk County, the school's rate is lower.
allk12 grades Union High School a B. The grade compares the school only with Iowa public high schools, because each state gives its own test.
Based on student poverty, the model expects 79.9% at Union High School; the school's average proficiency rate on state tests is 76.8%.
County data help place the school in context: in Black Hawk County, the median household income is $66,417, about 30% of adults have at least a bachelor's degree, and roughly 9% of residents are in poverty. In all, Black Hawk County has 35 public schools and roughly 18,224 students.
The closest other public school is La Porte City Elementary School, about 0.6 miles away. Local comparison: Union High School ranks 2nd of 7 nearby schools, at 76.8% versus a 67.7% average.
The school's locale code, Rural: Distant, means it is in rural territory some distance from an urban area.
Federal data show a 13% enrollment decrease, from 321 in 2020-21 to 279 in 2024-25.
Discussion on this page can cover science fairs, picture day, and bus routes. Reviews and ratings from people who know the school are welcome.
Black Hawk County at a glance
View full county profilePopulation
131,049
Census ACS
Median income
$66,417
Household, ACS
Bachelor's+
30%
Adults 25+
Poverty rate
9%
Below federal line
Schools in county
35
18,224 students
Quick facts
Related schools
Other schools in Union Comm School District
- La Porte City Elementary SchoolElementary · 260 students
- Dysart-Geneseo Elementary SchoolElementary · 219 students
- Union Middle SchoolMiddle · 194 students
Other schools in La Porte City
- La Porte City Elementary SchoolElementary · 260 students
Other Union High schools
13 other US public schools in 13 states are named Union High. Union High School is the 12th largest of the 14.
- Union High SchoolTulsa, OK · 3,569 students
- Union High SchoolUNION, NJ · 2,410 students
- Union High SchoolCamas, WA · 1,989 students
- Union HighROOSEVELT, UT · 1,166 students
- UNION HIGHUNION, MO · 956 students
Nearby schools
- La Porte City Elementary School0.6 mi · 260
- Poyner Elementary11.4 mi · 362
- Orange Elementary School11.4 mi · 518
- Bunger Middle School11.5 mi · 440
- Dysart-Geneseo Elementary School11.6 mi · 219
- Union Middle School11.7 mi · 194
Frequently asked questions
About Union High SchoolWhat is the total enrollment at Union High School?
Union High School enrolls approximately 279 students in grades 09-12.
What age range does Union High School serve?
Union High School serves students from grade 09 through grade 12.
What is the student-teacher ratio at Union High School?
The student-to-teacher ratio at Union High School is approximately 11.9:1 (23 FTE teachers).
What is the racial breakdown of students at Union High School?
At Union High School, the student body is approximately 91% White, 5% Hispanic, 1% Black, 3% Two or more.
Who oversees Union High School?
Union High School is overseen by Union Comm School District in Black Hawk County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.