Excellent
#204 of 1,363 schools in MD
Top 15% in state
Mount Harmony Elementary
Elementary School · Calvert County Public Schools · Owings, MD
A Calvert County Public Schools elementary school where students score 12 points above what's typical for similar communities.
900 W Mount Harmony Rd, Owings, MD 20736
- Math 68% vs MD 30% (2025)
- Reading 72% vs MD 51% (2025)
- 16.5:1 student-teacher ratio
Academics
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Students at Mount Harmony Elementary score 70% proficient, which is above what's typical for similar communities (expected: 58%).
2025 MCAP proficiency
Most recent published year. School vs. MD average.
Trend
↑ RecoveringProficiency declined earlier in the 17-year record (2009–2025), then recovered 36 points since 2020, reaching 70% in 2025.
Show all 14 years
Multi-year averages used by the rating model: math 74% (multi-year average, 2009-2025) · reading/ELA 76% (multi-year average, 2009-2025)
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Based on 28 test records from MD state assessments and EdFacts (NCES).
Equity & diversity
Shown separately, not included in the overall scoreFree/reduced lunch
21.9%
Students qualifying for federal meal assistance
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateThe neighborhood
Where Mount Harmony Elementary sits, and what the surrounding area looks like.
Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries.
Getting around & local context
- Walk 4Car-Dependent
- Bike 26Somewhat Bikeable
- County Safety: Average659/100K
Powered by
FBI Uniform Crime Reporting · 2024 · county context, not school-level safety or attendance eligibility. Source details
Source period: 2024. A newer release may be available.
Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)
Median income
$159,821
Median home value
$570,900
Median rent
$1,755/mo
College educated
42.3%
Homeownership
94.5%
Poverty rate
1%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 20736; this is area context, not an attendance boundary.
Programs & students
Programs & Offerings
Compare nearby
Nearby same-level schools
4 from a 5-mile search; district fallback available
| School | Score | Grades | Distance | Enrollment | Compare |
|---|---|---|---|---|---|
| Cardinal Hickey AcademyPrivate · tuition | 5.7private | PK–8 | 0.7 mi | 155 | Compare → |
| The Wesley SchoolPrivate · tuition | Not rated | PK–2 | 1.3 mi | 24 | Compare → |
| Sunderland ElementaryEnrollment path unverified | 7.6 | PK–5 | 2.9 mi | 639 | Compare → |
| Windy Hill ElementaryEnrollment path unverified | 7.6 | PK–5 | 2.9 mi | 616 | Compare → |
Distance is proximity only; it is not attendance eligibility.
Private · tuition: Potential private option; tuition and admission requirements have not been verified.
Enrollment path unverified: Potential public school; its attendance or application path has not been classified.
Public and private scores come from different models and are shown side by side, not blended into one ranking.
Calvert County Public Schools
- Schools in district
- 25
- Rank in district
- #1 of 23
- District spending per student
- $14,606NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- District child poverty rate
- 5.6%Census SAIPE · 2024
Mount Harmony Elementary is listed in Calvert County Public Schools; a district label does not verify attendance for an address.
About Mount Harmony Elementary
Mount Harmony Elementary is a public elementary school in Owings, MD, part of Calvert County Public Schools, serving approximately 644 students in grades Pre-K-5th with a 16.5:1 student-teacher ratio. It holds a MySchoolScout rating of 8.3 out of 10 and ranks #204 of 1,363 schools in MD. State assessment records show 74% math proficiency (multi-year average, 2009-2025) and 76% reading/ELA proficiency (multi-year average, 2009-2025).
Frequently asked questions
Common questions about Mount Harmony Elementary
What grades does Mount Harmony Elementary serve?
Mount Harmony Elementary serves students in grades Pre-K through 5th.
How many students attend Mount Harmony Elementary?
Mount Harmony Elementary has an enrollment of approximately 644 students.
What is the student-teacher ratio at Mount Harmony Elementary?
The student-teacher ratio at Mount Harmony Elementary is 16.5:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Mount Harmony Elementary rank in MD?
Mount Harmony Elementary ranks #204 of 1,363 schools in MD.
What is Mount Harmony Elementary's MySchoolScout rating?
Mount Harmony Elementary has a current MySchoolScout rating of 8.3 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 Mount Harmony Elementary?
Based on loaded state assessment records, Mount Harmony Elementary has 74% math proficiency (multi-year average, 2009-2025) and 76% reading/ELA proficiency (multi-year average, 2009-2025).
Is Mount Harmony Elementary a charter school?
No, Mount Harmony Elementary is not a charter school. It is a traditional public school operated by the local school district.
Is Mount Harmony Elementary a Title I school?
No, Mount Harmony Elementary is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Mount Harmony Elementary?
21.9% of students at Mount Harmony Elementary qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
School factsNCES Common Core of Data (CCD) (SY 2023–24)
- Grades
- Pre-K – 5th
- Enrollment
- 644
- Student-Teacher Ratio
- 16.5:1
- Teachers (FTE)
- 39
- Type
- regular
- Setting
- Fringe Rural
- County
- Calvert County
- Chronic Absenteeism (SY 2022-23)
- 14.3%
- Phone
- (443) 550-9620
- Area population (ZIP 20736)
- 9,775
- Area average commute
- 41.4 min
- Area median age
- 39.1
About this school's data
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.
- School directory (enrollment, grades, staff, contact)
- NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
- Source period: SY 2023–24. A newer release may be available.
- MySchoolScout rating and rank
- MySchoolScout ranking model · Low confidence
- Vintage not available. Do not use this measure alone.
- Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
- Math proficiency
- State department of education · 2025 MCAP · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Reading/ELA proficiency
- State department of education · 2025 MCAP · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Student progress (growth)
- NCES EdFacts · Mixed source periods · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 20736; this does not measure the attendance area.
- Programs (AP/IB, athletics, gifted)
- CRDC via Urban Institute · SY 2021–22 · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: SY 2021–22. A newer release may be available.
Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2025; directory SY 2023–24
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