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MA Nonsectarian Elementary School

KEYSTONE MONTESSORI SCHOOL

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55 MIDDLESEX ST, NORTH CHELMSFORD, MA 01863 • MIDDLESEX County
(978) 251-2929

Identity & Institutional Profile

PSS 2023-2024
NCES Private School ID A0104097
Religious Orientation Nonsectarian
Broad Affiliation Nonsectarian
School Typology Nonsectarian, special program
Grades Offered PK-6
Locale Setting Suburb: Large
School Day Length 7.00 hrs/day
County FIPS 25017
Physical Location Address 55 Middlesex St
North Chelmsford, MA 01863-1569

Enrollment & Academic Overview

PSS 2023–2024
Total Students
22
Teachers (FTE)
13.40
Student-Teacher Ratio
1.64:1
School Level
Elementary School

Student Diversity Distribution

Demographic composition of enrolled students across racial & ethnic backgrounds.

PSS 2023–2024
White: 40.9% Asian: 31.8% Two or More Races (Multiracial): 18.2% Hispanic / Latino: 4.6% Black or African American: 4.6%
22 Students
White 9 est. 40.9%
Asian 7 est. 31.8%
Two or More Races (Multiracial) 4 est. 18.2%
Hispanic / Latino 1 est. 4.6%
Black or African American 1 est. 4.6%

Student Enrollment by Sex

Enrolled student gender breakdown as reported in NCES PSS survey.

PSS 2023-2024
♂
Male Students
7
31.8%
♀
Female Students
15
68.2%

Grade-Level Enrollment Distribution

Distribution of student body across reported grade cohorts.

Total: 75 Students
Pre-Kindergarten: 53 (70.7%) Kindergarten: 9 (12%) 1st Grade: 5 (6.7%) 2nd Grade: 1 (1.3%) 3rd Grade: 1 (1.3%) 4th Grade: 2 (2.7%) 5th Grade: 3 (4%) 6th Grade: 1 (1.3%)
75 Students
Pre-Kindergarten 53 70.7%
Kindergarten 9 12%
1st Grade 5 6.7%
2nd Grade 1 1.3%
3rd Grade 1 1.3%
4th Grade 2 2.7%
5th Grade 3 4%
6th Grade 1 1.3%

Biennial Enrollment & Staffing Trends

NCES PSS Multi-Cycle

Biennial Enrollment Trends (2021-2022 – 2023-2024)

0 50 100 2021-2022: 50 students 50 2021-2022 2023-2024: 22 students 22 -56% 2023-2024
Survey Cycle Students Teachers (FTE) Student-Teacher Ratio Grades Offered Affiliation / Typology
2023-2024 22 13.4 1.6:1 PK-6 Nonsectarian
2021-2022 50 11.0 4.6:1 K-6 Nonsectarian

Local Area Demographics & Housing Comparison (ZIP 01863)

Comparative socio-economic indicators across local, municipal, county, state, and national benchmarks.

Census ACS 5-Year Data
Median Household Income Median Home Value Poverty Rate (%)
Peak Value: $950,000
$0k 0% $238k 5% $475k 10% $713k 15% $950k 20% ZIP 01863 Income: $136,284 $136k ZIP 01863 Home Value: $477,900 $478k ZIP 01863 This ZIP North Chelmsford Income: $136,284 $136k North Chelmsford Home Value: $477,900 $478k North Chelmsford City Average MIDDLESEX County Income: $147,334 $147k MIDDLESEX County Home Value: $785,498 $785k MIDDLESEX County County Average Massachusetts Income: $113,842 $114k Massachusetts Home Value: $563,792 $564k Massachusetts State Average United States Income: $76,308 $76k United States Home Value: $277,906 $278k United States U.S. National ZIP 01863 Poverty Rate: 3.4% 3.4% North Chelmsford Poverty Rate: 3.4% 3.4% MIDDLESEX County Poverty Rate: 7.3% 7.3% Massachusetts Poverty Rate: 9.8% 9.8% United States Poverty Rate: 12.4% 12.4%
Geographic Area Median
Household Income		 Median
Home Value		 Poverty
Rate		 Total
Population
ZIP 01863 Current ZIP
$136,284 $477,900 3.4% 9,592
North Chelmsford (City Average)
$136,284 $477,900 3.4% 9,592
MIDDLESEX County (County Average)
$147,334 $785,498 7.3% 1,651,706
Massachusetts (State Average)
$113,842 $563,792 9.8% 6,955,077
United States (U.S. National)
$76,308 $277,906 12.4% 335,555,510

Location Map

42.6375, -71.3785 Google Maps ›

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