Enrollment
245
High
DISTRICT 271 · STATE 443
SCHOOL COMMUNITY·CHELSEA·NCES 400738000293
Chelsea High School
801 W 6th, Chelsea, OK 74016 · (918) 789-2533 · Rogers County
GRADES 09–12HIGH42-RURALTITLE IREGULAR SCHOOL245 STUDENTS
·
allk12 Grade
Not graded
This school has no state test results for 2023-24 or 2024-25 to grade, which is common for schools that end before third grade. How grades work
Student : Teacher
16.4:1
15 FTE teachers
DISTRICT 17.0:1 · STATE 15.4:1
Free / Reduced Lunch
73%
179 students
DISTRICT 79% · STATE 68%
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 | 64 | 26% |
| Grade 10 | 65 | 27% |
| Grade 11 | 64 | 26% |
| Grade 12 | 52 | 21% |
Student demographics
69%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 72% · STATE 73% · 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 CHELSEA. Attendance zones can vary; confirm enrollment with the district.
Schools most like Chelsea High School
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Chelsea High School this school | 245 | 73.1% | N/A |
| Wyandotte High School Wyandotte | 264 | 71.6% | N/A |
| Calera High School Calera | 227 | 78.0% | N/A |
| Salina High School Salina | 272 | 75.0% | N/A |
| Oktaha High School Oktaha | 215 | 80.5% | N/A |
| Henryetta High School Henryetta | 300 | 72.0% | N/A |
Matched among Oklahoma 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 Chelsea High School ranks
Among high schools| Measure | This school | In Oklahoma | In Rogers County |
|---|---|---|---|
| Enrollment ranked largest first | 245 | #186 of 467 | #7 of 8 |
| Students per teacher ranked fewest first | 16.4:1 | #103 of 220 | #4 of 7 |
| Diversity index ranked most diverse first | 68.6% | #63 of 220 | #3 of 7 |
| Free and reduced lunch ranked highest share first | 73.1% | #91 of 323 | #3 of 8 |
| Enrollment change since 2017-18 ranked fastest growth first | +5.6% | #78 of 120 | 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
245
+24 (+11%) vs 2020
0% since 1990-91, when it was 245
Student : Teacher
16.4:1
was 13.8:1
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 | 245 | 14.9 | 16.4:1 | 73% (179) |
| 2023-24 | 241 | 17.5 | 13.8:1 | 74% (179) |
| 2022-23 | 232 | 16.5 | 14.1:1 | 75% (174) |
| 2020-21 | 221 | 16 | 13.8:1 | 71% (157) |
| 2017-18 | 232 | 17.5 | 13.2:1 | 100% (232) |
| 2015-16 | 279 | 16 | 17.4:1 | 63% (177) |
| 2010-11 | 278 | 19 | 14.6:1 | 54% (150) |
| 2000-01 | 310 | 18 | 17.2:1 | 34% (105) |
| 1990-91 | 245 | 20 | 12.3:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Chelsea High School.
Since 2017-18: students up 6% (232 to 245); teachers down 15% (17.5 to 14.9).
About Chelsea High School
Chelsea High School is a small high school in Chelsea, Oklahoma, under CHELSEA. Enrollment totals 245 students across grades 9 through 12. On average, high schools in Oklahoma enroll around 443, and this school is 45% below that mark.
District-wide, CHELSEA has 3 schools and 813 students.
The student body at Chelsea High School has no majority group. Native American students lead at 38%. The next largest groups are 38% White, 13% multiracial, 6% Hispanic, and 2% Asian. Its diversity index, the chance that two randomly chosen students belong to different racial or ethnic groups, is 69%.
The student-to-teacher ratio at Chelsea High School is 16.4:1, based on 14.9 full-time-equivalent teachers. The average for high schools in Oklahoma is 15.4:1, so this school has more students per teacher. Chelsea High School counts 73% of students as eligible for free or reduced-price lunch. On average, public schools in Rogers County report 56%.
In Rogers County, home to about 98,610 people, median household income comes to about $80,067, 27% of adults hold a bachelor's degree or higher, and about 7% of people live in poverty. There are 33 public schools in the county, enrolling about 15,144, Chelsea High School among them.
Measured in a straight line, Chelsea Middle School is less than a tenth of a mile from Chelsea High School. Within five miles are 2 other public schools.
The school's setting, by NCES definition, is Rural: Distant: in rural territory some distance from an urban area.
Enrollment rose by 11% across 4 years, from 221 in 2020-21 to 245 in 2024-25. The student-to-teacher ratio increased from 13.8:1 in 2020-21 to 16.4:1 in 2024-25.
You can use this page to share news and ask questions about fundraisers, report cards, and school supplies. Current and former families are welcome to add their experience.
Rogers County at a glance
View full county profilePopulation
98,610
Census ACS
Median income
$80,067
Household, ACS
Bachelor's+
27%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
33
15,144 students
Quick facts
Related schools
Other schools in CHELSEA
- Art Goad Elementary SchoolElementary · 377 students
- Chelsea Middle SchoolMiddle · 191 students
Other schools in Chelsea
- Art Goad Elementary SchoolElementary · 377 students
- Chelsea Middle SchoolMiddle · 191 students
Other Chelsea High schools
3 other US public schools in 4 states are named Chelsea High. Chelsea High School is the 4th largest of the 4.
- Chelsea HighChelsea, MA · 1,649 students
- Chelsea High SchoolChelsea, AL · 1,235 students
- Chelsea High SchoolCHELSEA, MI · 750 students
Nearby schools
- Chelsea Middle School0.0 mi · 191
- Art Goad Elementary School0.2 mi · 377
- Foyil Junior High School8.7 mi · 89
- Foyil Elementary School8.7 mi · 233
- Foyil High School8.7 mi · 105
- White Oak Public School10.9 mi · 43
Frequently asked questions
About Chelsea High SchoolHow large is Chelsea High School?
Chelsea High School enrolls approximately 245 students in grades 09-12.
What age range does Chelsea High School serve?
Chelsea High School serves students from grade 09 through grade 12.
What is the student-teacher ratio at Chelsea High School?
The student-to-teacher ratio at Chelsea High School is approximately 16.4:1 (15 FTE teachers).
What is the racial breakdown of students at Chelsea High School?
At Chelsea High School, the student body is approximately 38% White, 6% Hispanic, 1% Black, 2% Asian, 13% Two or more.
Who oversees Chelsea High School?
Chelsea High School is overseen by CHELSEA in Rogers County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.