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Very Good

#24 of 102 private schools in OK

Top 23% of private schools

Undercroft Montessori School

Elementary School

3745 S HUDSON AVE, Tulsa, OK 74135

Private Estimated Score

Estimated academic score. This school does not have standardized test data. Based on 98 schools in Tulsa. Learn more

Enrollment

173

Student-Teacher

6.9:1

Score

7.3

Grades

Pre-K – 8th

Updated 2021-22

How this school compares

In Tulsa

#6 of 25

public schools

Oklahoma elementary schools

#15 of 47

About Undercroft Montessori School

Undercroft Montessori School serves 173 students from pre-kindergarten through eighth grade in Tulsa, offering a unique Montessori approach within the public school system. With 25 full-time equivalent teachers, the school maintains an exceptionally low student-teacher ratio of 6.9:1, allowing for individualized attention that aligns perfectly with Montessori educational principles. The school has earned strong recognition with a MySchoolScout rating of 8.7 out of 10 and ranks 43rd among Oklahoma's 102 elementary schools, placing it in the 59th percentile statewide.

This performance reflects the school's commitment to the Montessori method, which emphasizes hands-on learning, mixed-age classrooms, and student-directed activity. Located on South Hudson Avenue, Undercroft Montessori sits in a well-established neighborhood where 47% of residents hold bachelor's degrees or higher, creating a community that values education. The area's median household income of $61,862 and median home value of $219,200 reflect a stable, middle-class environment with a relatively low poverty rate of 12.6%.

The school's location in Tulsa provides families with the benefits of a large city's resources while maintaining the intimate, nurturing environment that Montessori education requires.

What Parents Should Know

With an enrollment of 173 students, Undercroft Montessori 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.

With a student-teacher ratio of 6.9:1, Undercroft Montessori School offers a notably low ratio compared to the national average. This typically means smaller class sizes and more opportunities for one-on-one interaction between students and teachers.

As a private school, Undercroft Montessori School operates independently from the local public school district. Families considering this school should inquire about tuition costs, financial aid availability, and the admissions process. Private schools are not required to follow the same curriculum standards as public schools, which can be either an advantage or a consideration depending on your priorities.

Financial Overview

Source: IRS Form 990 (2018 filing)

Per-Pupil Spending
Total expenses ÷ enrollment
$12,907
Per-Pupil Revenue
Total revenue ÷ enrollment
$13,568
Financial Health
Revenue-to-expense ratio (>1.0 = surplus)
1.05x — Stable
Tuition Dependency
Share of revenue from program services (tuition, fees)
93%
Total Assets
End-of-year total assets from IRS filing
$4.2M

Financial data from IRS Form 990 filings via ProPublica Nonprofit Explorer. Per-pupil figures based on current enrollment of 173 students. Not all private schools file Form 990.

Compare to Public Schools

Beta

How Undercroft Montessori School compares to 86 public schools serving similar grades in Tulsa, OK

Student-Teacher Ratio
6.9:1
This School
vs
18:1
Public Avg
Avg School Size
173
This School
vs
457
Public Avg
Avg School Scout Rating
7.3
This School
vs
5.2
Public Avg

Student Demographics

White 57.8% vs 0%
Black 11.6% vs 0%
Hispanic 8.7% vs 0%
Asian 2.9% vs 0%
Undercroft Montessori School Tulsa Public Avg

Nearby Elementary Schools

School Rating
Undercroft Montessori School (this school) 7.3
HENRY ZARROW INTERNATIONAL SCH 4.6
HOOVER ES 3.6
PATRICK HENRY ES 5.8
Nathan Hale Middle School 4.4
MACARTHUR ES 5.1
KEY ES 3.9
EDISON PREPARATORY MS 5.0
CARNEGIE ES 4.0
SKELLY ES 5.5
MEMORIAL MS 5.2
Flores Middle School 3.5
SALK ES 5.0
LANIER ES 5.6
EISENHOWER INTERNATIONAL ES 4.3
DOVE SCH OF DISCOVERY TULSA 5.2
CLARK ES 5.7
College Bound Academy- Eastside Campus 2.9
GRISSOM ES 3.7
DOLORES HUERTA ES 6.6
WILL ROGERS COLLEGE MS 6.2

Showing 20 of 86 schools. View all schools in Tulsa

Demographics sourced from NCES Private School Survey (PSS) and Common Core of Data (CCD). Comparisons are based on enrollment-weighted averages.

Score Breakdown

What This Rating Measures

This rating reflects classroom size, instructional time, student diversity, community resources, and school characteristics. Private schools are ranked against other private schools in OK.

Classroom Attention
? Student-teacher ratio calibrated against other private schools. Lower ratios mean more individual attention. (30% of overall score)
A- 8.2 / 10
View breakdown
Student-Teacher Ratio 6.9:1
Instructional Commitment
? Total annual instructional hours based on school day length and days per year. (15% of overall score)
C- 2.4 / 10
View breakdown
School Day Length 6.5 hours
Annual Instructional Hours 1,098.5
Diversity & Inclusion
? Racial and ethnic diversity of the student body using Simpson's diversity index. (20% of overall score)
A 8.6 / 10
View breakdown
Diversity Index 58%
Community Context

Data Unavailable

School Profile
? Enrollment size and grade span breadth — indicators of program depth and peer community. (15% of overall score)
A 8.6 / 10
View breakdown
Enrollment 173
View data sources

Score basis: Private school model

Data coverage: 80% of scoring components had data

Components scored: 4 of 5

Ranking pool: Private schools in OK

Test Scores

Test score data not yet available for this school.

Student Demographics NCES PSS (SY 2021-22)

White 57.8%
Two or More 12.7%
Black 11.6%
Hispanic 8.7%
Native American 6.4%
Asian 2.9%

Source: NCES Private School Survey (PSS)

Location

3745 S HUDSON AVE, Tulsa, OK 74135

Nearby Alternatives

Families considering Undercroft Montessori School may also want to explore other elementary schools in the area. ST PIUS X SCHOOL (rated 8.3/10, 2.2 miles away), which scores notably higher. Another option is CHRISTIAN MONTESSORI ACADEMY (rated 6.6/10, 1.9 miles away), with a comparable rating. Additionally, PATRICK HENRY ES (rated 5.8/10, 1.4 miles away), a more accessible option. For more schools in Tulsa, see our Tulsa schools guide .

Nearby Schools

20 within 2.0 mi
School Distance Rating
HENRY ZARROW INTERNATIONAL SCH Tulsa 0.1 mi 4.6
BISHOP KELLEY HIGH SCHOOL, INC. Tulsa 0.3 mi 5.1
PEACE ACADEMY Tulsa 0.9 mi 8.5
HOOVER ES Tulsa 1.4 mi 3.6
Nathan Hale Middle School Tulsa 1.6 mi 4.4
PATRICK HENRY ES Tulsa 1.4 mi 5.8
MACARTHUR ES Tulsa 1.7 mi 5.1
NATHAN HALE HS Tulsa 1.8 mi 4.0
KEY ES Tulsa 2.0 mi 3.9
MEMORIAL HS Tulsa 2.1 mi 6.6
CARNEGIE ES Tulsa 2.1 mi 4.0
TULSA HONOR ACADEMY HS Tulsa 2.2 mi 7.5
Flores Middle School Tulsa 2.2 mi 3.5
MEMORIAL MS Tulsa 2.2 mi 5.2
ST PIUS X SCHOOL Tulsa 2.2 mi 8.3
CHRISTIAN MONTESSORI ACADEMY Tulsa 1.9 mi 6.6
SALK ES Tulsa 2.3 mi 5.0
TOWN & COUNTRY SCHOOL Tulsa 2.0 mi 7.0
THOMAS EDISON PREPARATORY HS Tulsa 2.0 mi 7.0
EDISON PREPARATORY MS Tulsa 2.0 mi 5.0

Neighborhood Census ACS (2019-2023)

Census data for ZIP 74135 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$60,942

Median Home Value

$230,700

Median Rent

$900/mo

Population

19,737

College Educated

46.5%

Homeownership

51.5%

Avg Commute

16.3 min

Poverty Rate

12.9%

Median Age

42

Community Profile

The community surrounding Undercroft Montessori School has a median household income of $60,942. It is a well-educated community where 47% of adults hold a bachelor's degree or higher. The median home value in the area is $230,700, with a median rent of $900/month. The area has a poverty rate of 12.9%. Residents enjoy a short average commute of 16 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
HIGHLAND PARK ES Woodward, OK 7.3
LIBERTY ES Ponca City, OK 7.3
NORWOOD PUBLIC SCHOOL Hulbert, OK 7.3
OAK GROVE PUBLIC SCHOOL Cushing, OK 7.3
WASHINGTON ES Alva, OK 7.3
GORE ES Gore, OK 7.2

Frequently Asked Questions

Common questions about Undercroft Montessori School

What grades does Undercroft Montessori School serve?

Undercroft Montessori School serves students in grades Pre-K through 8th.

How many students attend Undercroft Montessori School?

Undercroft Montessori School has an enrollment of approximately 173 students.

What is the student-teacher ratio at Undercroft Montessori School?

The student-teacher ratio at Undercroft Montessori School is 6.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.

How does Undercroft Montessori School rank in OK?

Undercroft Montessori School is ranked #24 out of 102 private schools in OK.

What is Undercroft Montessori School's MySchoolScout rating?

Undercroft Montessori School has a composite rating of 7.3 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.

Is Undercroft Montessori School a private school?

Yes, Undercroft Montessori School is a private coeducational school with a Nonsectarian affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.

Is Undercroft Montessori School a religious school?

No, Undercroft Montessori School is a nonsectarian (non-religious) private school.

11 schools nearby View map →

Neighborhood Context

Walk Score
43 Car-Dependent
Transit Score
32 Some Transit
Bike Score
51 Bikeable
City Safety
High (4,582/100K)

Powered by Walk Score

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

Quick Facts NCES PSS (SY 2021-22)

Grades
Pre-K – 8th
Enrollment
173
Gender Split
43% M / 57% F
Student-Teacher Ratio
6.9:1
Teachers (FTE)
25
Type
private
Coed Status
coed
Affiliation
Nonsectarian
School Day
6.5 hours
Days Per Year
169 days
Setting
Large City
County
TULSA
Data Year
2022–2023

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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