For the 2026 school year, there are 10 public high schools serving 4,794 students in Kennebec County, ME.
The top-ranked public high schools in Kennebec County, ME are Messalonskee High School, Winthrop High School and Hall-dale Middle And High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Kennebec County, ME public high schools have an average math proficiency score of 41% (versus the Maine public high school average of 42%), and reading proficiency score of 84% (versus the 83% statewide average). High schools in Kennebec County have an average ranking of 6/10, which is in the top 50% of Maine public high schools.
Kennebec County, ME public high school have a Graduation Rate of 86%, which is equal to the Maine average of 86%.
The school with highest graduation rate is Hall-dale Middle And High School, with 90-94% graduation rate. Read more about public school graduation rate statistics in Maine or national school graduation rate statistics.
Minority enrollment is 10% of the student body (majority Hispanic), which is less than the Maine public high school average of 15% (majority Black and Hispanic).
Best Public High Schools in Kennebec County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Messalonskee High School
(Math: 55-59% | Reading: 85-89%)
Rank:
Rank:
8/
Top 30%10
131 Messalonskee High Drive
Oakland, ME 04963
(207) 465-7381
Oakland, ME 04963
(207) 465-7381
Gr: 9-12 | 695 students Student-teacher ratio: 14:1 Minority enrollment: 8%
Rank: #22.
Winthrop High School
(Math: 45-49% | Reading: ≥90%)
Rank:
Rank:
7/
Top 50%10
211 Rambler Road
Winthrop, ME 04364
(207) 377-2228
Winthrop, ME 04364
(207) 377-2228
Gr: 9-12 | 241 students Student-teacher ratio: 11:1 Minority enrollment: 9%
Rank: #33.
Hall-dale Middle And High School
(Math: 42% | Reading: 87%)
Rank:
Rank:
6/
Top 50%10
97 Maple St
Farmingdale, ME 04344
(207) 622-6211
Farmingdale, ME 04344
(207) 622-6211
Gr: 6-12 | 496 students Student-teacher ratio: 12:1 Minority enrollment: 10%
Rank: #44.
Maranacook Community High School
(Math: 45-49% | Reading: 80-89%)
Rank:
Rank:
5/
Bottom 50%10
2250 Millard Harrison Drive
Readfield, ME 04355
(207) 685-4923
Readfield, ME 04355
(207) 685-4923
Gr: 9-12 | 385 students Student-teacher ratio: 12:1 Minority enrollment: 6%
Rank: #55.
Maine Arts Academy School
Charter School
(Math: 30-34% | Reading: ≥90%)
Rank:
Rank:
5/
Bottom 50%10
310 Cony Road
Augusta, ME 04330
(207) 480-7917
Augusta, ME 04330
(207) 480-7917
Gr: 9-12 | 245 students Student-teacher ratio: 14:1 Minority enrollment: 10%
Rank: #66.
Gardiner Area High School
(Math: 40-44% | Reading: 80-84%)
Rank:
Rank:
4/
Bottom 50%10
40 West Hill Road
Gardiner, ME 04345
(207) 582-3150
Gardiner, ME 04345
(207) 582-3150
Gr: 9-12 | 565 students Student-teacher ratio: 12:1 Minority enrollment: 7%
Rank: #77.
Winslow High School
(Math: 35-39% | Reading: 80-84%)
Rank:
Rank:
3/
Bottom 50%10
20 Danielson St
Waterville, ME 04901
(207) 872-1990
Waterville, ME 04901
(207) 872-1990
Gr: 9-12 | 383 students Student-teacher ratio: 12:1 Minority enrollment: 8%
Rank: #88.
Waterville Senior High School
(Math: 40-44% | Reading: 75-79%)
Rank:
Rank:
3/
Bottom 50%10
1 Brooklyn Ave
Waterville, ME 04901
(207) 873-2751
Waterville, ME 04901
(207) 873-2751
Gr: 9-12 | 529 students Student-teacher ratio: 13:1 Minority enrollment: 16%
Rank: #99.
Cony
(Math: 35-39% | Reading: 75-79%)
Rank:
Rank:
2/
Bottom 50%10
60 Pierce Drive
Augusta, ME 04330
(207) 626-2460
Augusta, ME 04330
(207) 626-2460
Gr: 9-12 | 662 students Student-teacher ratio: 18:1 Minority enrollment: 11%
Rank: #1010.
Monmouth Academy
(Math: 30-39% | Reading: ≥80%)
Rank:
Rank:
2/
Bottom 50%10
96 Academy Road
Monmouth, ME 04259
(207) 933-4416
Monmouth, ME 04259
(207) 933-4416
Gr: 9-12 | 192 students Student-teacher ratio: 11:1 Minority enrollment: 9%
Frequently Asked Questions
What are the top-ranked public high schools in Kennebec County, ME?
The top-ranked public high schools in Kennebec County, ME include Messalonskee High School, Winthrop High School and Hall-dale Middle And High School.
How many public high schools are located in Kennebec County?
11 public high schools are located in Kennebec County.
What is the racial composition of students in Kennebec County?
Kennebec County public high schools minority enrollment is 10% of the student body (majority Hispanic), which is less than the Maine public high schools average of 15% (majority Black and Hispanic).
Which public high schools in Kennebec County are often viewed compared to one another?
Popular comparisons of public high schools in Kennebec County include: Gardiner Area High School vs. Cony, Cony vs. Gardiner Area High School, Winslow High School vs. Waterville Senior High School
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