Enrollment
337
Elementary
DISTRICT 295 · STATE 443
SCHOOL COMMUNITY·SHALER AREA SD·NCES 422120005101
Marzolf Primary School
101 Marzolf Road Ext, Pittsburgh, PA 15209 · (412) 492-1200 · Allegheny County
GRADES KG–03ELEMENTARY21-SUBURBREGULAR SCHOOL337 STUDENTS
A
allk12 Grade
Scored higher than 92% of Pennsylvania public elementary schools
- ATest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- ABeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- ·Three-year trend Not available for this school, so the grade uses the other parts.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Pennsylvania public elementary schools
Student : Teacher
12.8:1
26 FTE teachers
DISTRICT 12.8:1 · STATE 13.1:1
Free / Reduced Lunch
38%
129 students
DISTRICT 38% · STATE 75%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Kindergarten | 101 | 30% |
| Grade 1 | 76 | 23% |
| Grade 2 | 83 | 25% |
| Grade 3 | 77 | 23% |
Student demographics
26%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 24% · STATE 59% · 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
Students here typically continue to
Marzolf Primary School→Shaler Area Elementary School→Shaler Area Middle School→Shaler Area High School
Based on grade levels within Shaler Area SD. Attendance zones can vary; confirm enrollment with the district.
Test scores
PSSA + Keystone 2024-25 . % Proficient or AdvancedEnglish Language Arts
80.3%
PA avg 51.1% . +4.6pp since 2023
Math
84.8%
PA avg 43.0% . +18.6pp since 2023
What this means: On the PSSA + Keystone, Pennsylvania's statewide test, about 80 of every 100 students at this school read and write at grade level and about 85 of 100 do math at grade level. Across all Pennsylvania schools, those numbers are about 51 and 43. Reading and writing scores are up about 5 points since 2023, while math scores are up about 19 points.
PSSA + Keystone results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 80.3% | 84.8% |
| 2023-24 | 75.7% | 66.2% |
% Proficient or Advanced, all students and all tested grades.
Source: PSSA + Keystone. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
76.8%
composite math + reading, all grades
Predicted
61.2%
based on PA schools with similar FRL share
Beats by
+15.6pp
above demographic expectation
What this means: About 77% of students here test proficient in math and reading, compared with the roughly 61% typical for Pennsylvania schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Pennsylvania's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Marzolf Primary School
Marzolf Primary School's state test result (76.8% proficient) is higher than 5 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Marzolf Primary School this school | 337 | 38.3% | 76.8% |
| Hutchinson Elementary School Uniontown | 308 | 39.3% | 51.2% |
| Mount Rock Elementary School Newville | 331 | 39.3% | 68.3% |
| Hopewell Elementary School Aliquippa | 323 | 39.6% | 53.0% |
| Robeson El Center Birdsboro | 339 | 38.3% | 64.0% |
| West Point Elementary School Greensburg | 372 | 35.2% | 73.4% |
Matched among Pennsylvania elementary 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 Marzolf Primary School ranks
Among elementary schools| Measure | This school | In Pennsylvania | In Allegheny County |
|---|---|---|---|
| State test proficiency ranked highest first | 76.8% | #167 of 1,396 | #46 of 129 |
| Math proficiency ranked highest first | 84.8% | #53 of 1,511 ▲ 264 | #23 of 141 ▲ 35 |
| Reading proficiency ranked highest first | 80.3% | #63 of 1,511 ▲ 140 | #23 of 141 ▲ 27 |
| Enrollment ranked largest first | 337 | #1,116 of 1,638 | #91 of 156 |
| Students per teacher ranked fewest first | 12.8:1 | #699 of 1,528 | #60 of 141 |
| Diversity index ranked most diverse first | 25.8% | #1,063 of 1,531 | #116 of 141 |
| Free and reduced lunch ranked highest share first | 38.3% | #1,190 of 1,600 | #91 of 152 |
| Enrollment change since 2017-18 ranked steepest decline first | -7.4% | #761 of 1,045 | #49 of 73 |
Ranked against other public elementary 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
337
+32 (+10%) vs 2020
-52% since 1990-91, when it was 701
Student : Teacher
12.8:1
was 11.7:1
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 | 337 | 26.4 | 12.8:1 | 38% (129) |
| 2023-24 | 297 | 26.4 | 11.3:1 | 43% (129) |
| 2022-23 | 308 | 26.4 | 11.7:1 | 44% (137) |
| 2020-21 | 305 | 26 | 11.7:1 | 43% (132) |
| 2017-18 | 364 | 27.7 | 13.1:1 | 45% (164) |
| 2015-16 | 357 | 25 | 14.3:1 | 48% (173) |
| 2010-11 | 351 | 26 | 13.5:1 | 40% (142) |
| 2000-01 | 482 | 28 | 17.2:1 | 28% (135) |
| 1990-91 | 701 | 33 | 21.2:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Marzolf Primary School.
Since 2017-18: students down 7% (364 to 337); teachers down 5% (27.7 to 26.4).
About Marzolf Primary School
Marzolf Primary School is listed by the National Center for Education Statistics as an elementary school in Pittsburgh, Pennsylvania. Its grade span covers kindergarten through 3, with 337 students on the rolls. Across elementary schools in Pennsylvania, the average enrollment is about 443.
Shaler Area SD, which runs Marzolf Primary School, has 7 schools and 3,800 students.
Roughly 86% of students at Marzolf Primary School are White. Other groups include 6% multiracial, 5% Black, and 2% Hispanic. By comparison, Allegheny County residents are about 76% White. On the diversity index, which measures the chance that two random students are from different groups, Marzolf Primary School scores 26%.
There are about 12.8 students for every full-time-equivalent teacher at Marzolf Primary School, which has 26.4. The average ratio among elementary schools in Pennsylvania is similar, at 13.1:1. Free or reduced-price lunch eligibility at Marzolf Primary School is about 38%. That rate is below the 54% average among public schools in Allegheny County.
Among Pennsylvania public elementary schools, Marzolf Primary School outscored 92%, which works out to an A on the allk12 Grade.
The allk12 BeatsExpectations score for Marzolf Primary School is +15.6 points: 76.8% actual, 61.2% predicted.
The county, Allegheny County, is where the school is located. Median household income comes to about $78,548, about 46% of adults have at least a bachelor's degree, and roughly 7% of residents are in poverty. The county has 277 public schools and about 141,392 students.
Shaler Area High School, about 0.4 miles away, is the closest public school. Other public schools within five miles number at least 8. On average proficiency, Marzolf Primary School is 5th of 9 nearby schools with test data.
Locale data from NCES put Marzolf Primary School in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more (Suburb: Large).
Over 4 years, enrollment increased by 32 students, from 305 to 337. There were more students per teacher in 2024-25 (12.8:1) than in 2020-21 (11.7:1).
This page is set up for the Marzolf Primary School community to discuss special education services, counseling, and support programs. Current and former families are welcome to add their experience.
Allegheny County at a glance
View full county profilePopulation
1,238,177
Census ACS
Median income
$78,548
Household, ACS
Bachelor's+
46%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
277
141,392 students
Quick facts
Related schools
Other schools in Shaler Area SD
- Shaler Area High SchoolHigh · 1,160 students
- Shaler Area Elementary SchoolMiddle · 870 students
- Shaler Area Middle SchoolMiddle · 589 students
- Scott Primary SchoolElementary · 394 students
- Burchfield Primary SchoolElementary · 339 students
- Reserve Primary SchoolElementary · 111 students
Other schools in Pittsburgh
- Mt Lebanon SHSHigh · 1,772 students
- Baldwin SHSHigh · 1,657 students
- North Hills High SchoolHigh · 1,443 students
- Pittsburgh Allderdice High SchoolHigh · 1,386 students
- Fox Chapel Area High SchoolHigh · 1,360 students
- Upper Saint Clair High SchoolHigh · 1,269 students
Nearby schools
- Shaler Area High School0.4 mi · 1,160
- Shaler Area Middle School1.0 mi · 589
- Scott Primary School1.9 mi · 394
- Ross Elementary School2.0 mi · 498
- Shaler Area Elementary School2.0 mi · 870
- Kerr Elementary School2.5 mi · 426
Frequently asked questions
About Marzolf Primary SchoolHow many students attend Marzolf Primary School?
Marzolf Primary School enrolls approximately 337 students in grades KG-03.
Is Marzolf Primary School an elementary, middle, or high school?
Marzolf Primary School is an elementary school covering grades KG-03.
How many students per teacher at Marzolf Primary School?
Approximately 12.8:1 students per teacher at Marzolf Primary School.
What is the racial breakdown of students at Marzolf Primary School?
At Marzolf Primary School, the student body is approximately 86% White, 2% Hispanic, 5% Black, 0% Asian, 6% Two or more.
What district is Marzolf Primary School in?
Marzolf Primary School is part of Shaler Area SD.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.