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East Millsboro Elementary School

Public Grades K-5
73rd
SchoolDigger Rank ?
of 107 Delaware Elementary Schools
Better than 32% of Delaware elementary schools
Summary

East Millsboro Elementary School in Millsboro, DE, serves 820 students in grades K-5 and is part of the Indian River School District. Once a top-10 school in Delaware, it has experienced a significant decline over the past decade, dropping from the 89th percentile in 2017-2018 to the 31st percentile by 2025-2026.

The school's biggest challenges appear in the early grades. In 2025-2026, only about 28% of 3rd graders were proficient in English Language Arts and 30% in math, compared to state averages of 40% and 43% respectively. However, by 5th grade, math proficiency actually exceeds the state average, and 5th grade social studies is a clear bright spot with 64% proficiency—beating both district and state averages. This suggests the school may need to focus on building stronger foundational skills in the primary grades. Attendance has been improving, with chronic absenteeism dropping from 24.5% to 17.6% over the past two years, which is better than the district average.

When compared to nearby schools, the decline appears school-specific rather than district-wide. Lord Baltimore Elementary, just 10 miles away, maintains a top-tier ranking in the 84th percentile, while Southern Delaware School of the Arts remains strong at the 77th percentile. Clayton (John M.) Elementary, with a similar demographic profile, outperforms East Millsboro in most subjects. The school also spends less per student ($12,770) than nearby schools like Clayton ($15,855) and Showell (Phillip C.) Elementary ($15,914), and has larger class sizes (16:1 student-teacher ratio vs. 12:1 at Clayton). While the overall trend is concerning, the improving attendance and strong 5th-grade social studies performance suggest areas of strength that could be leveraged for a turnaround.

820
Students ?
16.0
Student/teacher ratio ?
$17,572
Per pupil spending ?
30.1%
Directly certified for free meals (2024-25) ?
 29346 Iron Branch Road
       Millsboro, DE  19966-1199

(302) 934-3222

District: Indian River School District

Racial breakdown:

White:
52.0%
Hispanic:
22.6%
African American:
16.2%
more
 See top rated Delaware elementary schools

 Compare East Millsboro Elementary School to nearby elementary schools!
At a glance
▼ Ranking trend: Declining — 86th percentile in 2016 → 32nd in 2026
Worth a look
!Test scores below the Delaware average (32% vs 42% meeting standards)
!Ranking has slipped — down 54 percentile points since 2016
!Some student groups rank well below the school's overall statewide standing
Students meeting standards (2025-2026) ?
This school32%
District avg38%
Delaware avg42%
73rd of 107
Delaware public elementary schools ?
Bottom 32%▼ down 54 pts since 2016
From top 14% (2016) to bottom 32% (2026)
See the entire ranking list of Delaware Elementary Schools →
★★★★★
SchoolDigger rating ?
7th of 8Elementary Schools in the Indian River School District
10th of 34Indian River School District among Delaware districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankDelaware percentileRating
202630.773 of 10731.8%★★☆☆☆
202539.162 of 10943.1%★★☆☆☆
202445.152 of 10650.9%★★★☆☆
202355.540 of 10361.2%★★★☆☆
202253.940 of 10461.5%★★★☆☆
202142.051 of 9546.3%★★☆☆☆
201979.318 of 10582.9%★★★★☆
201885.89 of 8589.4%★★★★★
201786.910 of 8688.4%★★★★☆
201684.312 of 8686.0%★★★★☆
201571.728 of 10874.1%★★★★☆
201482.58 of 3677.8%★★★★☆
201391.01 of 9198.9%★★★★★
201281.416 of 9082.2%★★★★☆
201182.911 of 9187.9%★★★★☆

African American

YearAvg scoreStatewide rankDelaware percentileRating
202545.731 of 6854.4%★★★☆☆
202446.035 of 6243.5%★★☆☆☆
202359.220 of 6066.7%★★★☆☆
202252.626 of 6056.7%★★★☆☆
201960.125 of 7265.3%★★★☆☆

English Language Learner

YearAvg scoreStatewide rankDelaware percentileRating
201978.24 of 2986.2%★★★★☆

Female

YearAvg scoreStatewide rankDelaware percentileRating
202625.773 of 9825.5%★☆☆☆☆
202533.959 of 9739.2%★★☆☆☆
202439.754 of 9744.3%★★☆☆☆
202348.743 of 8951.7%★★★☆☆
202247.942 of 9053.3%★★★☆☆
202119.858 of 6713.4%★☆☆☆☆
201979.315 of 9984.8%★★★★☆

Hispanic

YearAvg scoreStatewide rankDelaware percentileRating
202629.635 of 4522.2%★☆☆☆☆
202536.531 of 4327.9%★★☆☆☆
202446.222 of 3740.5%★★☆☆☆
202356.617 of 4259.5%★★★☆☆
202253.517 of 3652.8%★★★☆☆
202150.36 of 1560.0%★★★★☆
201986.92 of 3794.6%★★★★★

Low Socio Economic Status

YearAvg scoreStatewide rankDelaware percentileRating
202630.158 of 7522.7%★☆☆☆☆
202533.944 of 7037.1%★★☆☆☆
202436.845 of 6631.8%★★☆☆☆
202331.849 of 6625.8%★☆☆☆☆
202257.324 of 6261.3%★★★☆☆
202146.78 of 1855.6%★★★☆☆
201979.511 of 9288.0%★★★★☆

Male

YearAvg scoreStatewide rankDelaware percentileRating
202623.878 of 9820.4%★☆☆☆☆
202532.163 of 9735.1%★★☆☆☆
202436.360 of 9738.1%★★☆☆☆
202347.245 of 8949.4%★★★☆☆
202257.829 of 9067.8%★★★☆☆
202143.836 of 6746.3%★★☆☆☆
201979.614 of 9985.9%★★★★☆

Multi-racial

YearAvg scoreStatewide rankDelaware percentileRating
201951.22 of 450.0%★★★★☆

White

YearAvg scoreStatewide rankDelaware percentileRating
202624.267 of 7814.1%★☆☆☆☆
202530.753 of 7731.2%★★☆☆☆
202437.750 of 7331.5%★★☆☆☆
202349.536 of 7048.6%★★☆☆☆
202244.645 of 7540.0%★★☆☆☆
202130.746 of 6529.2%★★☆☆☆
201980.310 of 8287.8%★★★★☆
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
English Language Learner (2019)86th percentile+3 vs school
African American (2025)54th percentile+11 vs school
Multi-racial (2019)50th percentile-33 vs school
Female (2026)26th percentile-6 vs school
Low Socio Economic Status (2026)23rd percentile-9 vs school
Hispanic (2026)22nd percentile-10 vs school
Male (2026)20th percentile-11 vs school
White (2026)14th percentile-18 vs school
By subject vs Delaware (2025-2026) ?
Social Studies39%-11 vs state
Mathematics32%-8 vs state
English Language Arts31%-12 vs state
Science24%-6 vs state

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Frequently Asked Questions about East Millsboro Elementary School

East Millsboro Elementary School ranks 73rd of 107 Delaware elementary schools. SchoolDigger rates this school 2 stars out of 5.

In the 2024-25 school year, 820 students attended East Millsboro Elementary School.

Students at East Millsboro Elementary School are 52% White, 23% Hispanic, 16% African American, 6% Two or more races, 2% Asian.

Students who attend East Millsboro Elementary School usually go on to attend:

High : Sussex Central High School

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Latest Delaware data All new data »
2023–24 dropout ratesNewNov 2, 2026
2023–24 through 2024–25 graduation ratesSep 29, 2026
2025–26 DeSSA, SAT & Smarter Balanced Assessments scoresAug 18, 2026
2024–25 school spending dataMar 23, 2026


SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Delaware Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.

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