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Below Average

#198 of 219 schools in DE

East Millsboro Elementary School

Elementary School · Indian River School District · Millsboro, DE

An Indian River School District elementary school serving grades Kindergarten – 5th.

29346 Iron Branch Road, Millsboro, DE 19966

  • Math 38% vs DE 38% (2025)
  • Reading 32% vs DE 42% (2025)
  • 16.8:1 student-teacher ratio

Academics

Full Profile · 3/3 metrics
Student Progress3.0Needs Improvement50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data17
Annual Change-3.61 pts/yr
Data Period2009–2025
TrendDeclining
Academics6.6Average30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency36.9% (2025 DESSA)
Reading/ELA Proficiency32.1% (2025 DESSA)
Math vs. State Avg-17.5 pts
Reading vs. State Avg-23 pts
Overall Proficiency34% (2025 DESSA, Math+ELA)
Expected (poverty-adj.)33% (model expectation from 2025 DESSA)
vs. Expected+1.4 pts
Adjusted Percentile51th
Resources & Environment4.3Below Average20%
Student-teacher ratio, district spending per student, and attendance.
View breakdown
Student-Teacher Ratio16.8:1
District spending per student$19,367
Chronic Absenteeism24.8%

Students at East Millsboro Elementary School score 34% proficient, which is above what's typical for similar communities (expected: 33%).

How we calculate scores →

2025 DESSA proficiency

Most recent published year. School vs. DE average.

Math Proficiency38%(2025 DESSA)
School
State
38%(2025 DESSA)
ELA Proficiency32%(2025 DESSA)
School
State
42%(2025 DESSA)

Trend

↓ Declining

Proficiency has fallen 11 points since 2022, to 35% in 2025, across a 17-year record (2009–2025).

Show all 17 years
2009
Math
91%
ELA
90%
2010
Math
83%
ELA
77%
2011
Math
93%
ELA
87%
2012
Math
93%
ELA
97%
2013
Math
89%
ELA
86%
2014
Math
54%
ELA
62%
2015
Math
57%
ELA
65%
2016
Math
68%
ELA
73%
2017
Math
69%
ELA
71%
2018
Math
70%
ELA
68%
2019
Math
70%
ELA
64%
2020*
Math
24%
ELA
40%
2021*
Math
24%
ELA
40%
2022
Math
40%
ELA
51%
2023
Math
43%
ELA
45%
2024
Math
39%
ELA
38%
2025
Math
38%
ELA
32%

Multi-year averages used by the rating model: math 56% (multi-year average, 2009-2025) · reading/ELA 59% (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 90 test records from DE state assessments and EdFacts (NCES).

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 rate

The neighborhood

Where East Millsboro Elementary School 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 11Car-Dependent
  • Bike 24Somewhat Bikeable
  • City Safety: High2,778/100K

Powered byWalk Score

FBI Uniform Crime Reporting · 2024 · city context (Millsboro), not school-level safety or attendance eligibility. Source details

Source period: 2024. Freshness not available.

Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)

Median income

$75,436

Median home value

$282,100

Median rent

$1,293/mo

College educated

27.6%

Homeownership

82.5%

Poverty rate

12%

ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 19966; this is area context, not an attendance boundary.

Programs & students

Programs & Offerings

Gifted & Talented ProgramAvailable
This school offers a gifted and talented program for qualifying students.·CRDC via Urban Institute · SY 2021–22

Compare nearby

Nearby same-level schools

4 from a 5-mile search; district fallback available

SchoolScoreGradesDistanceEnrollmentCompare
Lighthouse Christian SchoolPrivate · tuition7.2privatePK–82.9 mi138Compare →
Ennis (howard T.) SchoolEnrollment path unverified4.0PK–124.0 mi316Compare →
Clayton (john M.) Elementary SchoolEnrollment path unverified6.8K–54.1 mi482Compare →
Georgetown Elementary SchoolEnrollment path unverified6.7K–5Not available817Compare →

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.

Indian River School District

Schools in district
16
Rank in district
#14 of 15
District spending per student
$19,367NCES F-33 · FY 2023 · This annual source is three years behind the current year.
District child poverty rate
14.9%Census SAIPE · 2024

East Millsboro Elementary School is listed in Indian River School District; a district label does not verify attendance for an address.

About East Millsboro Elementary School

East Millsboro Elementary School is a public elementary school in Millsboro, DE, part of Indian River School District, serving approximately 875 students in grades Kindergarten-5th with a 16.8:1 student-teacher ratio. It holds a MySchoolScout rating of 4.3 out of 10 and ranks #198 of 219 schools in DE. State assessment records show 56% math proficiency (multi-year average, 2009-2025) and 59% reading/ELA proficiency (multi-year average, 2009-2025).

Frequently asked questions

Common questions about East Millsboro Elementary School

What grades does East Millsboro Elementary School serve?

East Millsboro Elementary School serves students in grades Kindergarten through 5th.

How many students attend East Millsboro Elementary School?

East Millsboro Elementary School has an enrollment of approximately 875 students.

What is the student-teacher ratio at East Millsboro Elementary School?

The student-teacher ratio at East Millsboro Elementary School is 16.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does East Millsboro Elementary School rank in DE?

East Millsboro Elementary School ranks #198 of 219 schools in DE.

What is East Millsboro Elementary School's MySchoolScout rating?

East Millsboro Elementary School has a current MySchoolScout rating of 4.3 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 East Millsboro Elementary School?

Based on loaded state assessment records, East Millsboro Elementary School has 56% math proficiency (multi-year average, 2009-2025) and 59% reading/ELA proficiency (multi-year average, 2009-2025).

Is East Millsboro Elementary School a charter school?

No, East Millsboro Elementary School is not a charter school. It is a traditional public school operated by the local school district.

Is East Millsboro Elementary School a Title I school?

No, East Millsboro Elementary School is not currently a Title I school.

School factsNCES Common Core of Data (CCD) (SY 2023–24)

Grades
Kindergarten – 5th
Enrollment
875
Student-Teacher Ratio
16.8:1
Teachers (FTE)
52
Type
regular
Setting
Distant Town
County
Sussex County
Chronic Absenteeism (SY 2022-23)
24.8%
Area population (ZIP 19966)
34,892
Area average commute
29 min
Area median age
53
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 DESSA · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: 2025 DESSA. A newer release may be available.
  • Derived from source records rather than read directly from one field.
Reading/ELA proficiency
State department of education · 2025 DESSA · Medium confidence
  • Available for part of the eligible units; results may not represent the full area.
  • Source period: 2025 DESSA. A newer release may be available.
  • Derived from source records rather than read directly from one field.
Student progress (growth)
State assessments · 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 19966; 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

About our data · How we calculate scores

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