The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·RSU 11/MSAD 11·NCES 231059000330

Gardiner Regional Middle School

161 Cobbossee Avenue, Gardiner, ME 04345 · (207) 582-1326 · Kennebec County
GRADES 06–08MIDDLE41-RURALREGULAR SCHOOL425 STUDENTS
B+
allk12 Grade
Scored higher than 66% of Maine public middle schools
  • B+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • ·Beats expectations Not available for this school, so the grade uses the other parts.
  • ·Three-year trend Not available for this school, so the grade uses the other parts.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Maine public middle schools

Enrollment
425
Middle
DISTRICT 308 · STATE 364
Student : Teacher
11.3:1
38 FTE teachers
DISTRICT 12.3:1 · STATE 11.2:1
Free / Reduced Lunch
36%
154 students
DISTRICT 40% · STATE 48%
Community
5
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 613131%
Grade 712730%
Grade 816739%
Student demographics
16%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 14% · STATE 28% · US 70%
White
39092%
DISTRICT 93% · STATE 85% · US 43%
Hispanic
133%
DISTRICT 3% · STATE 4% · US 30%
Black
102%
DISTRICT 2% · STATE 5% · US 15%
Asian
31%
DISTRICT 1% · STATE 1% · US 6%
Two+
61%
DISTRICT 1% · STATE 4% · US 5%
Native American
20%
DISTRICT 0% · STATE 1% · US 1%
Pacific Islander
10%
DISTRICT 0% · STATE 0% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
22553%
Female
20047%

School pathway

Students here typically continue to
Gardiner Regional Middle School→Gardiner Area High School
Feeds from
River View Community School03–05Pittston-Randolph Consolidated SchoolKG–05Helen Thompson SchoolPK–05
Based on grade levels within RSU 11/MSAD 11. Attendance zones can vary; confirm enrollment with the district.

Discussions

+ POST

Test scores

MEA 2024-25 . % At or Above State Expectations
English Language Arts
68.2%
ME avg 64.1%
Math
45.1%
ME avg 50.6%

What this means: On the MEA, Maine's statewide test, about 68 of every 100 students at this school read and write at grade level and about 45 of 100 do math at grade level. Across all Maine schools, those numbers are about 64 and 51.

Source: MEA. All students, all grades. See all years and grades →

Schools most like Gardiner Regional Middle School

SchoolStudentsLow-incomeProficient
Gardiner Regional Middle School this school42536.2%N/A
Noble Middle School
Berwick
43335.3%N/A
Gray-New Gloucester Middle School
Gray
51936.8%N/A
Messalonskee Middle School
Oakland
49541.0%N/A
Tripp Middle School
Turner
32635.6%N/A
Mt Ararat Middle School
Topsham
53332.1%N/A
Matched among Maine middle schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where Gardiner Regional Middle School ranks

Among middle schools
MeasureThis schoolIn MaineIn Kennebec County
Math proficiency
ranked highest first
45.1%#26 of 74#1 of 7
Reading proficiency
ranked highest first
68.2%#27 of 80#4 of 8
Enrollment
ranked largest first
425#31 of 85#2 of 8
Students per teacher
ranked fewest first
11.3:1#34 of 67N/A
Diversity index
ranked most diverse first
15.6%#45 of 67N/A
Free and reduced lunch
ranked highest share first
36.2%#58 of 82#6 of 8
Enrollment change since 2017-18
ranked steepest decline first
-7.6%#36 of 51N/A
Ranked against other public middle schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
425
+4 (+1%) vs 2020
+14% since 1990-91, when it was 373
Student : Teacher
11.3:1
was 10.3:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2542537.711.3:136% (154)
2023-2444438.311.6:141% (184)
2022-2345941.211.1:139% (178)
2020-214214110.3:145% (190)
2017-184604011.5:145% (207)
2015-164543811.9:148% (219)
2010-114844012.1:149% (235)
2000-015714313.3:136% (208)
1990-913732614.3:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for Gardiner Regional Middle School.

Since 2017-18: students down 8% (460 to 425); teachers down 6% (40 to 37.7).

About Gardiner Regional Middle School

Gardiner Regional Middle School is a mid-sized middle school in Gardiner, Maine, (ZIP code 04345). Federal data show 425 students enrolled in grades 6 through 8 in 2024-25.

Within RSU 11/MSAD 11, Gardiner Regional Middle School is one of 6 schools. The district enrolls 1,846 students.

The share of students at Gardiner Regional Middle School who are White is 92%. Other students are 3% Hispanic and 2% Black. Kennebec County residents are about 92% White, a similar share. A diversity index of 16% means there is a 16% chance two randomly chosen students at Gardiner Regional Middle School are from different groups.

Based on 37.7 full-time-equivalent teachers, Gardiner Regional Middle School has a ratio of 11.3:1. The ratio is within a point of the 11.2:1 average for middle schools in Maine. Income data for the school show 36% of students eligible for free or reduced-price lunch. Among public schools in Kennebec County, the average eligibility rate is 45%.

Gardiner Regional Middle School holds a B+ allk12 Grade, placing it above 66% of Maine public middle schools.

Kennebec County is the school's county. There, the median household earns about $69,077 a year, roughly 32% of adults have a four-year degree or more, and about 7% of residents live below the federal poverty line. Public schools in Kennebec County number 53, with about 15,649 students.

Measured in a straight line, Gardiner Area High School is about 1.0 miles from Gardiner Regional Middle School. Around the school, 6 other public schools are within five miles.

Gardiner Regional Middle School falls in the Rural: Fringe locale category, used for schools in rural territory close to an urban area.

There was little change in enrollment from 2020-21 (421) to 2024-25 (425). By 2024-25, the school had 11.3 students per teacher, compared with 10.3 in 2020-21.

The discussion board for Gardiner Regional Middle School is open to topics like athletics, class schedules, and weather closures. Parents, students, alumni, and staff are welcome to post.

Kennebec County at a glance

View full county profile
Population
126,808
Census ACS
Median income
$69,077
Household, ACS
Bachelor's+
32%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
53
15,649 students

Quick facts

School name
Gardiner Regional Middle School
District
RSU 11/MSAD 11
Address
161 Cobbossee Avenue, Gardiner, ME 04345
Phone
(207) 582-1326
County
Kennebec County
Level
Middle
Grade range
06–08
Total enrollment
425
Teachers (FTE)
38
Student–teacher ratio
11.3:1
Free and reduced lunch
154 (36%)
Locale
41-Rural: Fringe
NCES ID
231059000330
Charter school
No
Virtual school
No

Related schools

Other schools in RSU 11/MSAD 11
Other schools in Gardiner
Nearby schools

Frequently asked questions

About Gardiner Regional Middle School
How many students attend Gardiner Regional Middle School?
Gardiner Regional Middle School enrolls approximately 425 students in grades 06-08.
Is Gardiner Regional Middle School an elementary, middle, or high school?
Gardiner Regional Middle School is a middle school covering grades 06-08.
How many teachers does Gardiner Regional Middle School have?
Gardiner Regional Middle School employs 38 FTE teachers, for a student-to-teacher ratio of 11.3:1.
What is the student diversity at Gardiner Regional Middle School?
Student demographics at Gardiner Regional Middle School are roughly 92% White, 3% Hispanic, 2% Black, 1% Asian, 1% Two or more.
What district is Gardiner Regional Middle School in?
Gardiner Regional Middle School is part of RSU 11/MSAD 11.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post