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Excellent

#168 of 2,105 schools in WI

Top 8% in state

Isthmus Montessori Academy Public

School · Isthmus Montessori Academy Inc

1802 Pankratz St, Madison, WI 53704

Charter

Enrollment

220

Student-Teacher

14.7:1

Score

8.6

Grades

Pre-K – 12th

Data vintage2022-23

How this school compares

Wisconsin schools

#168 of 2,105

In Madison

#4 of 54

public schools

Academic growth

9.9 / 10

Excellent

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Isthmus Montessori Academy Public

8.6/10

School in Madison · grades Pre-K – 12th. Start here, then compare fit against nearby and district options.

Sherman Middle

5.1/10

0.4 mi away. Use as a geographic alternative in the same move search.

Shabazz-city High

4.2/10

0.5 mi away. Use as a geographic alternative in the same move search.

About Isthmus Montessori Academy Public

Isthmus Montessori Academy Public is a public school in Madison, WI, part of Isthmus Montessori Academy Inc. Isthmus Montessori Academy Public serves approximately 220 students, and covers grades Pre-K-12th, and has a 14.7:1 student-teacher ratio. Isthmus Montessori Academy Public has a current MySchoolScout rating of 8.6 out of 10 and ranks #168 of 2,105 schools in WI.

Structured state assessment records for Isthmus Montessori Academy Public show 40% math proficiency (multi-year average, 2018-2025) and 48% reading/ELA proficiency (multi-year average, 2018-2025).

How it compares2.2 pts above WI schools
  • This school 8.6 · Excellent
  • WI avg 6.4

What Parents Should Know

Isthmus Montessori Academy Public is a charter school: publicly funded, but run with more independence than a traditional district school. Many charters are built around a specific model or focus, so it's worth understanding this one's mission, how enrollment works, and how it differs from the district schools nearby.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress9.9Excellent25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data6
Annual Change+2.57 pts/yr
Data Period2018–2025
TrendImproving
Academics5.8Average25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency52.2% (2025 FORWARD)
Reading/ELA Proficiency53.6% (2025 FORWARD)
Math vs. State Avg-2.1 pts
Reading vs. State Avg+2.4 pts
Overall Proficiency53% (2025 FORWARD, Math+ELA)
Expected (poverty-adj.)70% (model expectation from 2025 FORWARD)
vs. Expected-16.6 pts
Adjusted Percentile41th
College Readiness10.0Excellent30%
Graduation rates, AP course participation, and IB availability.
View breakdown
IB ProgramYes
Resources & Environment8.2Excellent20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio14.7:1
Chronic Absenteeism24.5%

Isthmus Montessori Academy Public — Students at Isthmus Montessori Academy Public score 53% proficient, which is below what's typical for similar communities (expected: 70%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

4.1%

Students qualifying for federal meal assistance

Test Scores WI FORWARD (2024-25)

Math Proficiency 40.1% (multi-year average, 2018-2025)
School
State
53.0% (2025 FORWARD)
ELA Proficiency 48.4% (multi-year average, 2018-2025)
School
State
51.9% (2025 FORWARD)

Based on 22 test records from WI state assessments. About our data

Proficiency Trend

↑ Improving

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

2018
Math
22%
ELA
47%
2019
Math
22%
ELA
47%
2020*
Math
27%
ELA
37%
2021*
Math
27%
ELA
37%
2022
Math
30.2%
ELA
42.1%
2025
Math
52.2%
ELA
53.6%

* 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: 9.9/10.

How Isthmus Montessori Academy Public Compares

See how Isthmus Montessori Academy Public performs across key quality dimensions compared to state benchmarks.

Overall Score
8.6/10
92th percentile in WI
Academic
5.8/10
Average
Growth
9.9/10
Excellent
Environment
8.2/10
Excellent
Advanced STEM
2/5
Subjects offered

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
4%
Teaching Staff
15:1 student-teacher ratio
15 teachers
Chronic Absenteeism
Students missing 15+ days per year (SY 2022-23)
24.5%

Programs & Offerings

AP/IB Programs IB Programme
State avg: 2.4 AP courses·2 IB enrolled·CRDC 2021-22
Advanced STEM Courses2 of 5 advanced subjects offered
Algebra II, Advanced Math, Calculus, Chemistry, Physics·CRDC 2021-22

Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more

Location

1802 Pankratz St, Madison, WI 53704

Nearby Alternatives

Families considering Isthmus Montessori Academy Public may also want to explore other schools in the area. Lowell Elementary (rated 8.4/10, 1.9 miles away), with a very similar rating. Another option is Marquette Elementary (rated 7.9/10, 2.3 miles away), with a comparable rating. Additionally, Emerson Elementary (rated 7.6/10, 1.3 miles away), with a comparable rating. For more schools in Madison, see our Madison schools guide .

Nearby Schools

20 within 2.4 mi
School Distance Rating
Sherman Middle Madison 0.4 mi 5.1
Shabazz-City High Madison 0.5 mi 4.2
RICHARDSON SCHOOL Madison 0.6 mi
Lake View Elementary Madison 1.2 mi 4.6
Emerson Elementary Madison 1.3 mi 7.6
OPERATION FRESH START Madison 1.4 mi 7.0
East High Madison 1.5 mi 5.8
Hawthorne Elementary Madison 1.4 mi 5.5
Lowell Elementary Madison 1.9 mi 8.4
Gompers Elementary Madison 2.0 mi 7.5
Black Hawk Middle Madison 2.0 mi 4.3
Marquette Elementary Madison 2.3 mi 7.9
O'Keeffe Middle Madison 2.3 mi 6.7
Mendota Elementary Madison 1.9 mi 5.5
Innovative High Madison 2.5 mi 4.7
Lapham Elementary Madison 2.5 mi 6.3
WINGS TO SOAR ONLINE ACADEMY Madison 1.9 mi 4.2
Schenk Elementary Madison 2.4 mi 6.2
Whitehorse Middle Madison 2.4 mi 4.5
Lindbergh Elementary Madison 2.4 mi 5.5

Neighborhood Census ACS (2019-2023)

Census data for ZIP 53704 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$75,007

Median Home Value

$289,000

Median Rent

$1,231/mo

Population

47,136

College Educated

49.5%

Homeownership

53.5%

Avg Commute

21.3 min

Poverty Rate

11.8%

Median Age

35.2

Similar Schools

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

School Rating
CLARA MOHAMMED SCHOOL INC. Milwaukee, WI 8.8
BADGER STATE BAPTIST SCHOOL Oak Creek, WI 9.0
BELIEVERS IN CHRIST CHRISTIAN ACADEMY Milwaukee, WI 8.1
FAITH CHRISTIAN SCHOOL Williams Bay, WI 7.7
ST IGNATIUS CATHOLIC SCHOOL (SICS) Kaukauna, WI 7.7
ABUNDANT LIFE CHRISTIAN SCHOOL Madison, WI 7.5

Frequently Asked Questions

Common questions about Isthmus Montessori Academy Public

What grades does Isthmus Montessori Academy Public serve?

Isthmus Montessori Academy Public serves students in grades Pre-K through 12th.

How many students attend Isthmus Montessori Academy Public?

Isthmus Montessori Academy Public has an enrollment of approximately 220 students.

What is the student-teacher ratio at Isthmus Montessori Academy Public?

The student-teacher ratio at Isthmus Montessori Academy Public is 14.7:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Isthmus Montessori Academy Public rank in WI?

Isthmus Montessori Academy Public ranks #168 of 2,105 schools in WI.

What is Isthmus Montessori Academy Public's MySchoolScout rating?

Isthmus Montessori Academy Public has a current MySchoolScout rating of 8.6 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

What are the test scores at Isthmus Montessori Academy Public?

Based on loaded state assessment records, Isthmus Montessori Academy Public has 40% math proficiency (multi-year average, 2018-2025) and 48% reading/ELA proficiency (multi-year average, 2018-2025).

Is Isthmus Montessori Academy Public a charter school?

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

Is Isthmus Montessori Academy Public a Title I school?

No, Isthmus Montessori Academy Public is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Isthmus Montessori Academy Public?

4.1% of students at Isthmus Montessori Academy Public 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

Walk Score
40 Car-Dependent
Transit Score
41 Some Transit
Bike Score
60 Bikeable

Powered by Walk Score

Quick Facts NCES CCD (SY 2022-23)

Grades
Pre-K – 12th
Enrollment
220
Student-Teacher Ratio
14.7:1
Teachers (FTE)
15
Free/Reduced Lunch
4.1%
Type
regular
Setting
Large City
County
Dane County
Chronic Absenteeism (SY 2022-23)
24.5%

District

Isthmus Montessori Academy Inc
District Enrollment
220
Schools in District
1
District Rank
#1 of 1

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