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Mildred L Day School

Public Grades K-5

21^st

SchoolDigger Rank ?

of 289 Maine Elementary Schools

Better than 93% of Maine elementary schools

Summary

Mildred L Day School is an exceptional elementary school located in Arundel, Maine, serving 215 students in grades K-5. The school is part of the Regional School Unit 21 district, which is ranked 10th out of 176 districts in the state and has a 5-star rating from SchoolDigger.

Mildred L Day School consistently ranks among the top elementary schools in Maine, with a statewide ranking as high as 4th out of 256 schools in 2016-2017. The school's performance on state assessments is exceptional, with 87.04% of students proficient or better in English Language Arts, 80.56% in Mathematics, and 38.89% in Science for the 2024-2025 school year. These scores significantly outperform the state and district averages. The school also excels in supporting various student subgroups, ranking highly for female, male, white, special education, and low socioeconomic status students.

While Mildred L Day School has seen an increase in chronic absenteeism in recent years, reaching 25.5% in 2022-2023, it still remains lower than the state average and the nearby schools in the Regional School Unit 21 district. Additionally, the school has a relatively low student-teacher ratio, ranging from 10 to 11.3 students per teacher over the past few years, which is lower than the nearby schools in the district. These factors, combined with the school's exceptional academic performance and equity-focused practices, make Mildred L Day School a standout institution in the region.

224

Students ?

11.3

Student/teacher ratio ?

$27,519

Per pupil spending ?

23.2%

Free/discounted lunch ?

600 Limerick Road
Arundel, ME 04046

(207) 284-4677

District: Regional School Unit 21

Students who attend Mildred L Day School usually attend:

Middle:	Middle School of the Kennebunks
High:	Kennebunk High School

Racial breakdown:

White:

88.4%

Hispanic:

5.8%

Asian:

2.2%

See top rated Maine elementary schools

Compare Mildred L Day School to nearby elementary schools!

At a glance

▲ Ranking trend: Improving — 76th percentile in 2015 → 93rd in 2025

Strengths

✓Test scores above the Maine average (77% vs 53% meeting standards)

✓Ranks in the top 7% of Maine elementary schools

✓Ranking is trending up — up 17 percentile points since 2015

Students meeting standards (2024-2025) ?

This school77%

District avg74%

Maine avg53%

21^st of 289

Maine public elementary schools ?

Top 7%▲ up 16 pts since 2015

From top 24% (2015) to top 7% (2025)

See the entire ranking list of Maine Elementary Schools →

★★★★★

SchoolDigger rating ?

2^nd of 3Elementary Schools in the Regional School Unit 21

10^th of 176Regional School Unit 21 among Maine 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

Year	Avg score	Statewide rank	Maine percentile	Rating
2025	91.4	21 of 289	92.7%	★★★★★
2024	80.6	51 of 288	82.3%	★★★★☆
2023	84.7	48 of 290	83.4%	★★★★☆
2022	82.3	28 of 210	86.7%	★★★★☆
2021	86.8	11 of 228	95.2%	★★★★★
2019	92.4	10 of 258	96.1%	★★★★★
2018	93.8	6 of 254	97.6%	★★★★★
2017	95.6	4 of 256	98.4%	★★★★★
2016	96.4	4 of 255	98.4%	★★★★★
2015	78.8	67 of 284	76.4%	★★★★☆
2013	80.6	25 of 261	90.4%	★★★★★
2012	81.7	18 of 258	93.0%	★★★★★

Female

Year	Avg score	Statewide rank	Maine percentile	Rating
2025	93.1	17 of 251	93.2%	★★★★★
2019	86.4	13 of 153	91.5%	★★★★★

Low Socio Economic Status

Year	Avg score	Statewide rank	Maine percentile	Rating
2025	94.7	16 of 248	93.5%	★★★★★

Male

Year	Avg score	Statewide rank	Maine percentile	Rating
2025	88.8	36 of 251	85.7%	★★★★☆
2019	92.3	6 of 153	96.1%	★★★★★

Special Education

Year	Avg score	Statewide rank	Maine percentile	Rating
2025	99.8	3 of 192	98.4%	★★★★★

White

Year	Avg score	Statewide rank	Maine percentile	Rating
2025	97.4	6 of 150	96.0%	★★★★★

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)

Special Education (2025)98th percentile+6 vs school

White (2025)96th percentile+3 vs school

Low Socio Economic Status (2025)94th percentile~ school

Female (2025)93rd percentile~ school

Male (2025)86th percentile-7 vs school

By subject vs Maine (2024-2025) ?

English Language Arts87%+23 vs state

Mathematics81%+31 vs state

Science39%+3 vs state

★

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Schools Near Mildred L Day School

Choose columns to see: Summary School Students/Teachers Ranking Test Scores Finance All

School													Students/Teachers											Ranking (2025)				Ranking (2024)				MEA English Language Arts (2025)	MEA Mathematics (2025)	MEA Science (2025)	Per Pupil Expenditures (2024)
Name	Type	Grades	Address	City	Zip	County	District	Is Charter	Is Magnet	Is Virtual	Is Title I	Phone	Enrollment	Full-time Teachers	Student/ Teacher Ratio	Free/Discounted Lunch Recipients	White	Black	Hispanic	Asian	American Indian	Pacific Islander	Two or More Races	Average Standard Score (2025)	Statewide Rank (2025)	State Percentile (2025)	SchoolDigger Rating (2025)	Average Standard Score (2024)	Statewide Rank (2024)	State Percentile (2024)	Rank Change from Previous Year	MEA English Language Arts All Grades	MEA Mathematics All Grades	MEA Science All Grades	Total
Mildred L Day School	Public	K-5	600 Limerick Road	Arundel	04046	York County	Regional School Unit 21	No	No	No	Yes	(207) 284-4677	224	20	11.3	23.2%	198 (88.4%)	4 (1.8%)	13 (5.8%)	5 (2.2%)	0 (0.0%)	0 (0.0%)	4 (1.8%)	91.4	21^st of 289 public elementary schools	92.7%		80.6	51^st of 288 public elementary schools	82.3%	30	87.0	80.6	38.9	$27,519
Kennebunk Elementary School	Public	PK, KG-2	177 Alewive Road	Kennebunk	04043	York County	Regional School Unit 21	No	No	No	No	(207) 985-4402	378	32	11.9	15.3%	345 (91.3%)	2 (0.5%)	13 (3.4%)	8 (2.1%)	0 (0.0%)	0 (0.0%)	10 (2.6%)								(n/a)				$25,507
Biddeford Primary School	Public	K-2	320 Hill Street	Biddeford	04005	York County	Biddeford Public Schools	No	No	No	Yes	(207) 282-8285	483	41	11.8	66.9%	317 (65.6%)	67 (13.9%)	52 (10.8%)	10 (2.1%)	1 (0.2%)	0 (0.0%)	36 (7.5%)								(n/a)				$23,259
Biddeford Intermediate School	Public	3-4	335 Hill Street	Biddeford	04005	York County	Biddeford Public Schools	No	No	No	Yes	(207) 282-5957	357	33	10.7	66.4%	231 (64.7%)	45 (12.6%)	40 (11.2%)	15 (4.2%)	0 (0.0%)	0 (0.0%)	26 (7.3%)	44.5	183^rd of 289 public elementary schools	36.7%		60.8	122^nd of 288 public elementary schools	57.6%	61	58.5	53.4		$24,343
John F Kennedy Memorial School	Public	PK-K	64 West Street	Biddeford	04005	York County	Biddeford Public Schools	No	No	No	Yes	(207) 282-4134	157	14	11.5	65.0%	102 (65.0%)	27 (17.2%)	15 (9.6%)	5 (3.2%)	0 (0.0%)	0 (0.0%)	8 (5.1%)								(n/a)				$17,935
Sea Road School	Public	3-5	29 Sea Road	Kennebunk	04043	York County	Regional School Unit 21	No	No	No	No	(207) 985-1105	308	24	12.6	15.3%	268 (87.0%)	4 (1.3%)	23 (7.5%)	2 (0.6%)	2 (0.6%)	0 (0.0%)	9 (2.9%)	88.8	32^nd of 289 public elementary schools	88.9%		87.8	34^th of 288 public elementary schools	88.2%	2	79.2	85.1	39.1	$26,250
Lyman Elementary School	Public	PK, KG-5	39 Schoolhouse Road	Lyman	04002	York County	Regional School Unit 57/Maine School Admin District 57	No	No	No	Yes	(207) 499-7228	241	20	12.0	42.7%	219 (90.9%)	1 (0.4%)	8 (3.3%)	6 (2.5%)	0 (0.0%)	0 (0.0%)	7 (2.9%)	41.6	194^th of 289 public elementary schools	32.9%		54.7	139^th of 288 public elementary schools	51.7%	55	57.6	55.6	20.7	$21,068
Governor John Fairfield School	Public	K-2	75 Beach Street	Saco	04072	York County	Saco Public Schools	No	No	No	Yes	(207) 282-1322	268	26	10.4	39.6%	203 (75.7%)	24 (9.0%)	9 (3.4%)	9 (3.4%)	0 (0.0%)	0 (0.0%)	23 (8.6%)								(n/a)				$24,052
C K Burns School	Public	3-5	135 Middle Street	Saco	04072	York County	Saco Public Schools	No	No	No	No	(207) 284-5081	641	48	13.3	33.9%	529 (82.5%)	47 (7.3%)	29 (4.5%)	9 (1.4%)	1 (0.2%)	4 (0.6%)	22 (3.4%)	60.3	130^th of 289 public elementary schools	55.0%		67.1	105^th of 288 public elementary schools	63.5%	25	63.5	67.7	21.8	$22,186
Young School	Public	K-2	36 Tasker St	Saco	04072	York County	Saco Public Schools	No	No	No	No	(207) 284-7053	323	29	11.1	28.5%	248 (76.8%)	41 (12.7%)	20 (6.2%)	3 (0.9%)	1 (0.3%)	1 (0.3%)	9 (2.8%)								(n/a)				$23,295

Frequently Asked Questions about Mildred L Day School

How many students attend Mildred L Day School?

In the 2024-25 school year, 224 students attended Mildred L Day School.

Is Mildred L Day School a good school?

Yes. Mildred L Day School ranks in the top 7.3% of Maine elementary schools.

What is the racial makeup of Mildred L Day School?

Students at Mildred L Day School are 88% White, 6% Hispanic, 2% Asian, 2% African American, 2% Two or more races.

What schools do graduates of Mildred L Day School attend?

Students who attend Mildred L Day School usually go on to attend:

Middle : Middle School of the Kennebunks
High : Kennebunk High School

What district is Mildred L Day School in?

Regional School Unit 21

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