The average public high school diversity score in Maine is approximately 0.27 per year (2026).
The most diverse public high schools are listed below (where sufficient data available).
The most diverse school in Maine is currently Deering High School, with a diversity score of 0.70.
Diversity Score Range: 0.24
0.70
Avg. Diversity Score: 0.37
Most Diverse Public High Schools in Maine (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Diversity Score
Grades
Location
Rank: #11.
Deering High School
(Math: 30-34% | Reading: 55-59%)
Rank:
Rank:
1/
Bottom 50%10
Diversity Score: 0.70
Grades: 9-12
370 Stevens Avenue
Portland, ME 04103
(207) 874-8260
Portland, ME 04103
(207) 874-8260
Rank: #22.
Portland High School
(Math: 45-49% | Reading: 80-84%)
Rank:
Rank:
5/
Bottom 50%10
Diversity Score: 0.68
Grades: 9-12
284 Cumberland Av
Portland, ME 04101
(207) 874-8250
Portland, ME 04101
(207) 874-8250
Rank: #33.
Casco Bay High School
(Math: 45-49% | Reading: 85-89%)
Rank:
Rank:
7/
Top 50%10
Diversity Score: 0.65
Grades: 9-12
196 Allen Avenue
Portland, ME 04103
(207) 874-8160
Portland, ME 04103
(207) 874-8160
Rank: #44.
Lewiston High School
(Math: 28% | Reading: 65%)
Rank:
Rank:
1/
Bottom 50%10
Diversity Score: 0.62
Grades: 9-12
156 East Avenue
Lewiston, ME 04240
(207) 795-4190
Lewiston, ME 04240
(207) 795-4190
Rank: #55.
Shead High School
(Math: ≤20% | Reading: ≥50%)
Rank:
Rank:
1/
Bottom 50%10
Diversity Score: 0.60
Grades: 9-12
89 High Street
Eastport, ME 04631
(207) 853-6254
Eastport, ME 04631
(207) 853-6254
Rank: #66.
Westbrook High School
(Math: 35-39% | Reading: 75-79%)
Rank:
Rank:
2/
Bottom 50%10
Diversity Score: 0.57
Grades: 9-12
125 Stroudwater Street
Westbrook, ME 04092
(207) 854-0810
Westbrook, ME 04092
(207) 854-0810
Rank: #77.
South Portland High School
(Math: 30% | Reading: 65-69%)
Rank:
Rank:
1/
Bottom 50%10
Diversity Score: 0.55
Grades: 9-12
637 Highland Avenue
South Portland, ME 04106
(207) 767-3266
South Portland, ME 04106
(207) 767-3266
Rank: #88.
Biddeford High School
(Math: 30-34% | Reading: 75-79%)
Rank:
Rank:
2/
Bottom 50%10
Diversity Score: 0.46
Grades: 8-12
20 Maplewood Avenue
Biddeford, ME 04005
(207) 282-1596
Biddeford, ME 04005
(207) 282-1596
Rank: #99.
Calais Middle/high School
(Math: 20-24% | Reading: 80-84%)
Rank:
Rank:
2/
Bottom 50%10
Diversity Score: 0.43
Grades: 7-12
34 Blue Devil Hill Suite 2
Calais, ME 04619
(207) 454-2591
Calais, ME 04619
(207) 454-2591
Rank: #10 - 1210. - 12.
Brunswick High School
(Math: 50-54% | Reading: 85-89%)
Rank:
Rank:
8/
Top 30%10
Diversity Score: 0.38
Grades: 9-12
71 Dragons Drive
Brunswick, ME 04011
(207) 319-1910
Brunswick, ME 04011
(207) 319-1910
Rank: #10 - 1210. - 12.
Robert W Traip Academy
(Math: 40-44% | Reading: 80-89%)
Rank:
Rank:
4/
Bottom 50%10
Diversity Score: 0.38
Grades: 9-12
12 Williams Avenue
Kittery, ME 03904
(207) 439-1121
Kittery, ME 03904
(207) 439-1121
Rank: #10 - 1210. - 12.
Woodland Jr-sr High School
(Math: 30-34% | Reading: 75-79%)
Rank:
Rank:
2/
Bottom 50%10
Diversity Score: 0.38
Grades: 7-12
14 First Avenue
Baileyville, ME 04694
(207) 427-3325
Baileyville, ME 04694
(207) 427-3325
Rank: #13 - 1413. - 14.
Edward Little High School
(Math: 30% | Reading: 80-84%)
Rank:
Rank:
2/
Bottom 50%10
Diversity Score: 0.37
Grades: 9-12
77 Harris Street
Auburn, ME 04210
(207) 333-6652
Auburn, ME 04210
(207) 333-6652
Rank: #13 - 1413. - 14.
Bangor High School
(Math: 52% | Reading: 91%)
Rank:
Rank:
8/
Top 30%10
Diversity Score: 0.37
Grades: 9-12
885 Broadway
Bangor, ME 04401
(207) 992-5500
Bangor, ME 04401
(207) 992-5500
Rank: #1515.
Narraguagus High School
(Math: 30-34% | Reading: 70-74%)
Rank:
Rank:
1/
Bottom 50%10
Diversity Score: 0.35
Grades: 7-12
1611 Main Street
Harrington, ME 04643
(207) 483-2746
Harrington, ME 04643
(207) 483-2746
Rank: #1616.
Diversity Score: 0.34
Grades: 7-12
675 Westbrook Street
South Portland, ME 04106
(207) 822-2660
South Portland, ME 04106
(207) 822-2660
Rank: #1717.
Scarborough High School
(Math: 65-69% | Reading: 85-89%)
Rank:
Rank:
9/
Top 20%10
Diversity Score: 0.31
Grades: 9-12
11 Municipal Drive
Scarborough, ME 04074
(207) 730-5000
Scarborough, ME 04074
(207) 730-5000
Rank: #18 - 2018. - 20.
Me School Of Science & Mathematics
Magnet School
Diversity Score: 0.29
Grades: 9-12
95 High Street
Limestone, ME 04750
(207) 325-3600
Limestone, ME 04750
(207) 325-3600
Rank: #18 - 2018. - 20.
Waterville Senior High School
(Math: 40-44% | Reading: 75-79%)
Rank:
Rank:
3/
Bottom 50%10
Diversity Score: 0.29
Grades: 9-12
1 Brooklyn Ave
Waterville, ME 04901
(207) 873-2751
Waterville, ME 04901
(207) 873-2751
Rank: #18 - 2018. - 20.
Houlton High School
(Math: 20-24% | Reading: 80-89%)
Rank:
Rank:
3/
Bottom 50%10
Diversity Score: 0.29
Grades: 9-12
7 Bird Street
Houlton, ME 04730
(207) 532-6551
Houlton, ME 04730
(207) 532-6551
Rank: #21 - 2421. - 24.
Old Town High School
(Math: 40-44% | Reading: 90-94%)
Rank:
Rank:
7/
Top 50%10
Diversity Score: 0.27
Grades: 9-12
203 Stillwater Avenue
Old Town, ME 04468
(207) 827-3910
Old Town, ME 04468
(207) 827-3910
Rank: #21 - 2421. - 24.
Sanford High School
(Math: 37% | Reading: 77%)
Rank:
Rank:
2/
Bottom 50%10
Diversity Score: 0.27
Grades: 9-12
100 Alumni Blvd
Sanford, ME 04073
(207) 324-4050
Sanford, ME 04073
(207) 324-4050
Rank: #21 - 2421. - 24.
Yarmouth High School
(Math: 60-64% | Reading: 70-74%)
Rank:
Rank:
4/
Bottom 50%10
Diversity Score: 0.27
Grades: 9-12
286 West Elm Street
Yarmouth, ME 04096
(207) 846-5535
Yarmouth, ME 04096
(207) 846-5535
Rank: #21 - 2421. - 24.
Old Orchard Beach High School
(Math: 30-39% | Reading: 80-89%)
Rank:
Rank:
3/
Bottom 50%10
Diversity Score: 0.27
Grades: 9-12
40 E Emerson Cummings Blvd
Old Orchard Beach, ME 04064
(207) 934-4461
Old Orchard Beach, ME 04064
(207) 934-4461
Rank: #25 - 2725. - 27.
Ellsworth High School
(Math: 25-29% | Reading: 75-79%)
Rank:
Rank:
1/
Bottom 50%10
Diversity Score: 0.26
Grades: 9-12
24 Lejok Street
Ellsworth, ME 04605
(207) 667-4722
Ellsworth, ME 04605
(207) 667-4722
Rank: #25 - 2725. - 27.
Presque Isle High School
(Math: 50-54% | Reading: 80-84%)
Rank:
Rank:
6/
Top 50%10
Diversity Score: 0.26
Grades: 9-12
16 Griffin St
Presque Isle, ME 04769
(207) 764-0121
Presque Isle, ME 04769
(207) 764-0121
Rank: #25 - 2725. - 27.
Orono High School
(Math: 55-59% | Reading: 90-94%)
Rank:
Rank:
9/
Top 20%10
Diversity Score: 0.26
Grades: 9-12
14 Goodridge Drive
Orono, ME 04473
(207) 866-4916
Orono, ME 04473
(207) 866-4916
Rank: #2828.
Sumner Memorial High School
(Math: 30-39% | Reading: 85-89%)
Rank:
Rank:
4/
Bottom 50%10
Diversity Score: 0.25
Grades: 9-12
2456 Us Hwy 1
Sullivan, ME 04664
(207) 422-3510
Sullivan, ME 04664
(207) 422-3510
Rank: #29 - 3629. - 36.
Freeport High School
(Math: 55-59% | Reading: 90-94%)
Rank:
Rank:
9/
Top 20%10
Diversity Score: 0.24
Grades: 9-12
30 Holbrook Street
Freeport, ME 04032
(207) 865-4706
Freeport, ME 04032
(207) 865-4706
Rank: #29 - 3629. - 36.
Mt Desert Island High School
(Math: 50-54% | Reading: 90-94%)
Rank:
Rank:
9/
Top 20%10
Diversity Score: 0.24
Grades: 9-12
1081 Eagle Lake Road
Mount Desert, ME 04660
(207) 288-5011
Mount Desert, ME 04660
(207) 288-5011
Rank: #29 - 3629. - 36.
Windham High School
(Math: 30-34% | Reading: 85-89%)
Rank:
Rank:
4/
Bottom 50%10
Diversity Score: 0.24
Grades: 9-12
406 Gray Road
Windham, ME 04062
(207) 892-1810
Windham, ME 04062
(207) 892-1810
Rank: #29 - 3629. - 36.
Baxter Academy For Tech & Sciences
Charter School
(Reading: ≥90%)
Diversity Score: 0.24
Grades: 9-12
185 Lancaster Street
Portland, ME 04101
(207) 699-5500
Portland, ME 04101
(207) 699-5500
Rank: #29 - 3629. - 36.
Gorham High School
(Math: 40-44% | Reading: 80-84%)
Rank:
Rank:
4/
Bottom 50%10
Diversity Score: 0.24
Grades: 9-12
41 Morrill Avenue
Gorham, ME 04038
(207) 222-1100
Gorham, ME 04038
(207) 222-1100
Rank: #29 - 3629. - 36.
Madawaska Middle/high School
(Math: 50-54% | Reading: 85-89%)
Rank:
Rank:
8/
Top 30%10
Diversity Score: 0.24
Grades: 6-12
135 Seventh Ave
Madawaska, ME 04756
(207) 728-3371
Madawaska, ME 04756
(207) 728-3371
Rank: #29 - 3629. - 36.
Belfast Area High School
(Math: 45-49% | Reading: 80-84%)
Rank:
Rank:
5/
Bottom 50%10
Diversity Score: 0.24
Grades: 9-12
25 Lions Way
Belfast, ME 04915
(207) 338-1790
Belfast, ME 04915
(207) 338-1790
Show 88 more public schools in ME (out of 123 total schools)
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Frequently Asked Questions
What is the Maine average public high schools diversity score?
The Maine average public high schools diversity score is 0.27 for 2026.
What are public high schools with the most diversity score in Maine?
The best top-ranked public high schools in Maine include Deering High School, Portland High School and Casco Bay High School.
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