Washington High School - 01
Sioux Falls, SD · High School · Grades 9-12
Washington High School - 01 is a high school in Sioux Falls, SD with 1,910 students enrolled and a 55% proficiency rate. Part of Sioux Falls School District 49-5. NCES data from the U.S. Department of Education.
Washington High School - 01 is a high school in Sioux Falls, SD, enrolling 1,910 students in grades 9-12 within the Sioux Falls School District 49-5. That headcount is above the 598-student average for schools in the district.
EDFacts assessment data puts 55% of students at or above grade level in combined math and reading, a little above the national midpoint where roughly half of tested students clear the bar. That is 3 points above the 52% average for the Sioux Falls School District 49-5. That is in line with the 56% South Dakota statewide average.
Over the last three reported years the district proficiency rate this school inherits has risen by about 17 points. As a high school, it reports a 87% adjusted-cohort graduation rate, the share of first-time ninth-graders who earn a regular diploma within four years.
The student-teacher ratio is 15.9 to 1, close to the U.S. average of about 16 to 1. 39% of students qualify for free or reduced-price lunch.
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About This School
Washington High School - 01 is a high school located in Sioux Falls, South Dakota. The school serves 1,910 students in grades 9-12. The student-to-teacher ratio is 15.9:1.
According to EDFacts assessment data, 55% of students meet grade-level proficiency standards in combined math and reading. The school reports a 87% graduation rate.
39% of students qualify for free or reduced-price lunch.
Washington High School - 01 is part of the Sioux Falls School District 49-5 in South Dakota.
How This School Compares
Washington High School - 01 has 1,910 students enrolled, making it larger than the average school in Sioux Falls School District 49-5 (598 students). Its 55% proficiency rate is 3 percentage points above the district average of 52%. Compared to the South Dakota state average of 56%, the school performs 1 points lower.
Frequently Asked Questions
Washington High School - 01 has 1,910 students enrolled in grades 9-12. The student-to-teacher ratio is 15.9:1.
According to EDFacts data, 55% of students at Washington High School - 01 meet grade-level proficiency standards in combined math and reading assessments.
Washington High School - 01 has a 87% graduation rate, measuring the percentage of students who graduate within four years.
Washington High School - 01 is part of the Sioux Falls School District 49-5 in Sioux Falls, South Dakota. You can view all schools in this district on the district page.
All data on this page comes from the National Center for Education Statistics (NCES) Common Core of Data and EDFacts assessment results. These are official federal datasets published by the U.S. Department of Education.
School profiles are built from NCES directory data and EDFacts assessment results. Proficiency rates reflect combined math and reading performance. Graduation rates are reported for high schools with available data.
Source: NCES Common Core of Data, 2026.