Enrollment
253
Elementary
DISTRICT 236 · STATE 378
SCHOOL COMMUNITY·PORTLAND SCHOOL DISTRICT·NCES 090339000711
Gildersleeve School
565 Main St., Portland, CT 06480 · (860) 342-0411 · Lower Connecticut River Valley Planning Region
GRADES 02–04ELEMENTARY21-SUBURBREGULAR SCHOOL253 STUDENTS
A-
allk12 Grade
Scored higher than 76% of Connecticut public elementary schools
- A-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 Connecticut public elementary schools
Student : Teacher
11.8:1
22 FTE teachers
DISTRICT 12.0:1 · STATE 12.6:1
Free / Reduced Lunch
33%
83 students
DISTRICT 29% · STATE 44%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 2 | 96 | 38% |
| Grade 3 | 81 | 32% |
| Grade 4 | 76 | 30% |
Student demographics
46%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 45% · STATE 67% · US 70%
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
School pathway
Students here typically continue to
Feeds from
Based on grade levels within Portland School District. Attendance zones can vary; confirm enrollment with the district.
Test scores
CT Smarter Balanced 2024-25 . % Met or Exceeded StandardEnglish Language Arts
68.6%
CT avg 50.5%
Math
71.7%
CT avg 45.9%
What this means: On the CT Smarter Balanced, Connecticut's statewide test, about 69 of every 100 students at this school read and write at grade level and about 72 of 100 do math at grade level. Across all Connecticut schools, those numbers are about 51 and 46.
Source: CT Smarter Balanced. All students, all grades. See all years and grades →
Schools most like Gildersleeve School
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Gildersleeve School this school | 253 | 32.8% | N/A |
| Oakdale School Oakdale | 271 | 34.7% | N/A |
| Frisbie School Wolcott | 265 | 35.8% | N/A |
| Black Rock School Thomaston | 259 | 37.5% | N/A |
| Rock Hill School Wallingford | 278 | 35.6% | N/A |
| Great Neck Elementary School Waterford | 309 | 29.1% | N/A |
Matched among Connecticut elementary 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 Gildersleeve School ranks
Among elementary schools| Measure | This school | In Connecticut | In Lower Connecticut River Valley Planning Region |
|---|---|---|---|
| Math proficiency ranked highest first | 71.7% | #109 of 522 | #6 of 26 |
| Reading proficiency ranked highest first | 68.6% | #131 of 519 | #7 of 26 |
| Enrollment ranked largest first | 253 | #507 of 613 | #16 of 30 |
| Students per teacher ranked fewest first | 11.8:1 | #201 of 558 | #13 of 26 |
| Diversity index ranked most diverse first | 45.7% | #363 of 560 | #12 of 27 |
| Free and reduced lunch ranked highest share first | 32.8% | #368 of 594 | #10 of 29 |
| Enrollment change since 2017-18 ranked steepest decline first | -14.8% | #116 of 378 | #8 of 18 |
Ranked against other public elementary 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 2024-25Enrollment
253
-39 (-13%) vs 2020
-18% since 1990-91, when it was 308
Student : Teacher
11.8:1
was 13.3:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 253 | 21.5 | 11.8:1 | 33% (83) |
| 2023-24 | 269 | 23.9 | 11.3:1 | 34% (91) |
| 2022-23 | 290 | 24.6 | 11.8:1 | 26% (75) |
| 2020-21 | 292 | 22 | 13.3:1 | 32% (93) |
| 2017-18 | 297 | 22.5 | 13.2:1 | 22% (66) |
| 2015-16 | 206 | 14 | 14.7:1 | 19% (40) |
| 2010-11 | 242 | 16 | 15.1:1 | 16% (39) |
| 2000-01 | 372 | 28 | 13.3:1 | N/A |
| 1990-91 | 308 | 18 | 17.1:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Gildersleeve School.
Since 2017-18: students down 15% (297 to 253); teachers down 4% (22.5 to 21.5).
About Gildersleeve School
Located in Portland, Connecticut, Gildersleeve School is a low-enrollment elementary school. Its enrollment is 253 students, spread over grades 2 through 4. Across elementary schools in Connecticut, the average enrollment is about 378.
Besides Gildersleeve School, Portland School District runs 4 other schools. The district enrolls 1,226 students.
White students are 71% of those enrolled at Gildersleeve School. Next come 18% Hispanic, 6% multiracial, and 4% Black. That compares with about 81% White among all Lower Connecticut River Valley Planning Region residents. Its diversity index, the chance that two randomly chosen students belong to different racial or ethnic groups, is 46%.
Gildersleeve School has 21.5 full-time-equivalent teachers, for a student-to-teacher ratio of about 11.8:1. Elementary schools in Connecticut have an average ratio of 12.6:1. Eligibility for free or reduced-price lunch, often used to gauge student poverty, is 33%. That is in line with the 32% average for public schools in Lower Connecticut River Valley Planning Region.
Gildersleeve School holds an A- allk12 Grade, placing it above 76% of Connecticut public elementary schools.
For Lower Connecticut River Valley Planning Region, Census Bureau data show the median household earns about $104,428 a year, 46% of adults hold a bachelor's degree or higher, and about 4% of people live in poverty. Counting Gildersleeve School, Lower Connecticut River Valley Planning Region has 57 public schools.
About 0.7 miles separate Gildersleeve School from the closest public school, Portland High School. Within five miles are at least 8 other public schools.
The school is in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more, according to its NCES locale (Suburb: Large).
Enrollment decreased by 13% across 4 years, from 292 in 2020-21 to 253 in 2024-25. Its ratio of students to teachers was 13.3:1 in 2020-21, and 11.8:1 in 2024-25.
Gildersleeve School has a community page on allk12 for topics such as athletics, class schedules, and weather closures. Teachers and staff are welcome to share updates too.
Lower Connecticut River Valley Planning Region at a glance
View full county profilePopulation
175,822
Census ACS
Median income
$104,428
Household, ACS
Bachelor's+
46%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
57
19,075 students
Quick facts
Related schools
Other schools in Portland School District
- Portland High SchoolHigh · 323 students
- Valley View SchoolElementary · 219 students
- Brownstone Intermediate SchoolMiddle · 217 students
- Portland Middle SchoolMiddle · 214 students
Other schools in Portland
- Portland High SchoolHigh · 323 students
- Valley View SchoolElementary · 219 students
- Brownstone Intermediate SchoolMiddle · 217 students
- Portland Middle SchoolMiddle · 214 students
Nearby schools
- Portland High School0.7 mi · 323
- Portland Middle School0.8 mi · 214
- Valley View School0.9 mi · 219
- Brownstone Intermediate School1.3 mi · 217
- MacDonough School2.5 mi · 218
- Cromwell High School2.6 mi · 515
Frequently asked questions
About Gildersleeve SchoolHow many students attend Gildersleeve School?
Gildersleeve School enrolls approximately 253 students in grades 02-04.
Is Gildersleeve School an elementary, middle, or high school?
Gildersleeve School is an elementary school covering grades 02-04.
What is the student-teacher ratio at Gildersleeve School?
The student-to-teacher ratio at Gildersleeve School is approximately 11.8:1 (22 FTE teachers).
What is the student diversity at Gildersleeve School?
Student demographics at Gildersleeve School are roughly 71% White, 18% Hispanic, 4% Black, 1% Asian, 6% Two or more.
Who oversees Gildersleeve School?
Gildersleeve School is overseen by Portland School District in Lower Connecticut River Valley Planning Region.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.