Serving 328 students in grades Kindergarten-5, Mary C. Dondero Elementary School ranks in the top 10% of all schools in New Hampshire for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 65-69% (which is higher than the New Hampshire state average of 42%). The percentage of students achieving proficiency in reading/language arts is 70-74% (which is higher than the New Hampshire state average of 51%).
The student-teacher ratio of 9:1 is lower than the New Hampshire state level of 11:1.
Minority enrollment is 29% of the student body (majority Asian), which is higher than the New Hampshire state average of 18% (majority Hispanic and Asian).
Quick Facts (2026)
- Grades: Kindergarten-5
- Enrollment: 328 students
- Student-Teacher Ratio: 9:1
- Minority Enrollment: 29%
- Overall Testing Rank: Top 10% in NH
- Math Proficiency: 65-69% (Top 10%)
- Reading Proficiency: 70-74% (Top 10%)
- Science Proficiency: 40-49% (Top 50%)
- Source: National Center for Education Statistics (NCES), NH Dept. of Education
Top Rankings
Mary C. Dondero Elementary School ranks among the top 20% of public schools in New Hampshire for:
Category
Attribute
Overall Rank
Most improved public schools
Math Proficiency
Reading/Language Arts Proficiency
Diversity
School Overview
Mary C. Dondero Elementary School's student population of 328 students has stayed relatively flat over five school years.
The teacher population of 35 teachers has grown by 12% over five school years.
Grades Offered
Grades Kindergarten-5
(No virtual instruction)
(No virtual instruction)
Total Students
328 students
Total Classroom Teachers
35 teachers
School Calendar
School Motto
The purpose of the Portsmouth schools is to educate all students by challenging them to become thinking, responsible, contributing citizens who continue to learn throughout their lives.
School Rankings
Mary C. Dondero Elementary School ranks within the top 10% of all 455 schools in New Hampshire (based off of combined math and reading proficiency testing data).
The diversity score of Mary C. Dondero Elementary School is 0.48, which is more than the diversity score at state average of 0.33. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#33 out of 455 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
65-69%
42%
Reading/Language Arts Test Scores (% Proficient)
70-74%
51%
Science Test Scores (% Proficient)
40-49%
36%
Student-Teacher Ratio
9:1
11:1
American Indian
1%
n/a
Asian
12%
3%
Hispanic
6%
8%
Black
4%
2%
White
71%
82%
Two or more races
6%
5%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
13%
20%
Eligible for Reduced Lunch
1%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NH Dept. of Education
Frequently Asked Questions
What is Mary C. Dondero Elementary School's ranking?
Mary C. Dondero Elementary School is ranked #33 out of 455 schools, which ranks it among the top 10% of public schools in New Hampshire.
What schools are Mary C. Dondero Elementary School often compared to?
Mary C. Dondero Elementary Schoolis often viewed alongside schools like Epping Elementary School, Greenland Central School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
65-69% of students have achieved math proficiency (compared to the 42% NH state average), while 70-74% of students have achieved reading proficiency (compared to the 51% NH state average).
How many students attend Mary C. Dondero Elementary School?
328 students attend Mary C. Dondero Elementary School.
What is the racial composition of the student body?
71% of Mary C. Dondero Elementary School students are White, 12% of students are Asian, 6% of students are Hispanic, 6% of students are Two or more races, 4% of students are Black, and 1% of students are American Indian.
What is the student-teacher ratio of Mary C. Dondero Elementary School?
Mary C. Dondero Elementary School has a student ration of 9:1, which is lower than the New Hampshire state average of 11:1.
What grades does Mary C. Dondero Elementary School offer ?
Mary C. Dondero Elementary School offers enrollment in grades Kindergarten-5 (No virtual instruction).
What school district is Mary C. Dondero Elementary School part of?
Mary C. Dondero Elementary School is part of Portsmouth School District.
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