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Below Average

#2004 of 2,102 schools in WI

Endeavor Charter School

High School · Watertown Unified School District

825 Endeavour Dr, Watertown, WI 53098

Charter

Enrollment

52

Student-Teacher

17.3:1

Score

4.0

Grades

9th – 12th

Updated 2022-23

How this school compares

In Watertown

#9 of 10

public schools

Wisconsin high schools

#451 of 499

In district

#9 of 10

Watertown Unified School District

About Endeavor Charter School

Endeavor Charter School is a charter high school located in Watertown, Wisconsin, on the edge of an urban area. Serving grades 9 through 12, the school has a small enrollment of just 52 students and maintains a student-teacher ratio of 17.3:1 with three full-time equivalent teachers. As a charter school, Endeavor Charter School focuses on providing unique educational opportunities tailored to its community.

Academically, the school is in need of improvement, with a MySchoolScout rating of 2.5 out of 10 and a state ranking of 2005 out of 2112 schools in Wisconsin, placing it in the 5th percentile. In English Language Arts (ELA) and reading, 50% of students are proficient or above, while only 25% meet proficiency standards in math. These scores indicate areas where Endeavor Charter School is working to enhance its educational offerings.

Endeavor Charter School sits on a quiet street in Watertown, offering a small-town feel just outside the bustling urban environment.

What Parents Should Know

With an enrollment of 52 students, Endeavor Charter School is a smaller school where families often find a close-knit community atmosphere. Smaller settings can mean more individual attention from teachers and staff, though they may offer fewer extracurricular options than larger schools.

Endeavor Charter School is a charter school — a publicly funded school that operates with more autonomy than traditional district schools. Charter schools often have distinct educational models or specialties. Parents should understand the school's specific mission, enrollment process, and how its approach differs from nearby district options.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress1.1Significantly Below Average25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data2
Annual Change-12.5 pts/yr
Data Period2019–2021
TrendDeclining
Academics3.7Fair25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency25%
Reading/ELA Proficiency25%
Overall Proficiency25%
Expected (poverty-adj.)42%
vs. Expected-17.4 pts
Adjusted Percentile18th
College Readiness7.1Very Good30%
Graduation rates, AP course participation, and IB availability.
View breakdown
IB ProgramNo
Resources & Environment3.2Fair20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio17.3:1
Per-Pupil Spending$14,383

Endeavor Charter School — Students at Endeavor Charter School score 25% proficient, which is below what's typical for similar communities (expected: 42%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

30.8%

Students qualifying for federal meal assistance

Test Scores WI EDFACTS (2020-21)

Math Proficiency 25.0%
School
State
N/A
ELA Proficiency 50.0%
School
State
N/A

Based on 4 test records from WI state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
25%
ELA
75%
2021*
Math
25%
ELA
25%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 1.1/10.

How Endeavor Charter School Compares

See how Endeavor Charter School performs across key quality dimensions compared to state benchmarks.

Overall Score
4.0/10
5th percentile in WI
Academic
3.7/10
3.7/10
Growth
1.1/10
Below average
Environment
3.2/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
31%
Teaching Staff
17:1 student-teacher ratio
3 teachers

Location

825 Endeavour Dr, Watertown, WI 53098

Nearby Alternatives

Families considering Endeavor Charter School may also want to explore other high schools in the area. LUTHER PREP (rated 8.2/10, 1.8 miles away), which scores notably higher. Another option is MARANATHA BAPTIST ACADEMY (rated 5.9/10, 0.7 miles away), which scores notably higher. Additionally, Watertown High (rated 4.9/10), which scores slightly higher. For more schools in Watertown, see our Watertown schools guide .

Nearby Schools

20 within 6.0 mi
School Distance Rating
Watertown High Watertown 0.0 mi 4.9
MARANATHA BAPTIST ACADEMY Watertown 0.7 mi 5.9
Lincoln Elementary Watertown 0.8 mi 8.2
FAITH LUTHERAN SCHOOL Watertown 1.3 mi
ST HENRY CATHOLIC SCHOOL Watertown 1.1 mi 6.7
eCampus Academy Charter School Watertown 1.2 mi 2.0
ST JOHN'S LUTHERAN SCHOOL Watertown 1.3 mi 6.5
Douglas Elementary Watertown 1.3 mi 6.6
TRINITY-ST LUKES LUTHERAN ELEMENTARY SCHOOL Watertown 1.5 mi 6.2
CALVARY BAPTIST CHRISTIAN SCHOOL Watertown 1.8 mi 7.0
Schurz Elementary Watertown 2.0 mi 5.4
Watertown 4 Kids Watertown 2.0 mi 5.2
TRINITY-ST LUKES LUTHERAN MIDDLE SCHOOL Watertown 2.1 mi 5.0
Webster Elementary Watertown 1.9 mi 8.0
LUTHER PREP Watertown 1.8 mi 8.2
Riverside Middle Watertown 2.0 mi 7.1
GOOD SHEPHERD LUTHERAN SCHOOL Watertown 2.3 mi 6.5
LEBANON LUTHERAN SCHOOL Watertown 5.6 mi 5.2
LEAP Elementary Watertown 5.9 mi 6.1
ST PAULS LUTHERAN SCHOOL Ixonia 6.0 mi 5.4

Neighborhood Census ACS (2019-2023)

Census data for ZIP 53098 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$73,147

Median Home Value

$239,700

Median Rent

$1,100/mo

Population

11,505

College Educated

17.4%

Homeownership

67.8%

Avg Commute

23.3 min

Poverty Rate

7.2%

Median Age

45.3

Community Profile

The community surrounding Endeavor Charter School has a median household income of $73,147. It is a community where 17% of adults hold a bachelor's degree or higher. The median home value in the area is $239,700, with a median rent of $1,100/month. The local poverty rate of 7.2% is relatively low. The average commute for residents is 23 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Benton High Benton, WI 4.0
WISCONSIN INSTITUTE FOR TORAH STUDY Milwaukee, WI 3.9
Racine Youthful Offender Warren Young High Racine, WI 4.5
Sparta Alternative Independent Learning School Sparta, WI 4.5
Valley New School Appleton, WI 3.5
Elcho High Elcho, WI 4.6

Frequently Asked Questions

Common questions about Endeavor Charter School

What grades does Endeavor Charter School serve?

Endeavor Charter School serves students in grades 9th through 12th.

How many students attend Endeavor Charter School?

Endeavor Charter School has an enrollment of approximately 52 students.

What is the student-teacher ratio at Endeavor Charter School?

The student-teacher ratio at Endeavor Charter School is 17.3:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Endeavor Charter School rank in WI?

Endeavor Charter School is ranked #2004 out of 2,102 schools in WI.

What is Endeavor Charter School's MySchoolScout rating?

Endeavor Charter School has a composite rating of 4.0 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at Endeavor Charter School?

Based on the most recent state assessment data, Endeavor Charter School has 25.0% math proficiency and 50.0% reading/ELA proficiency.

Is Endeavor Charter School a charter school?

Yes, Endeavor Charter School is a charter school. Charter schools are publicly funded but independently operated, often with more flexibility in curriculum and teaching methods.

Is Endeavor Charter School a Title I school?

No, Endeavor Charter School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Endeavor Charter School?

30.8% of students at Endeavor Charter School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

City Safety
Elevated (1,238/100K)

FBI UCR 2024. City-level (Watertown). Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
52
Student-Teacher Ratio
17.3:1
Teachers (FTE)
3
Free/Reduced Lunch
30.8%
Type
regular
Setting
Fringe Town
County
Dodge County
Data Year
2023–2024

District

Watertown Unified School District
District Enrollment
3,231
Schools in District
10
Per-Pupil Spending
$14,825
District Rank
#9 of 10

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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