Schools in Regional School District 18, Connecticut (2025)
4 schools · 1,198 students · 4 public · median Enrollment 334.
Regional School District 18, in Connecticut, has 4 schools in United States's 2025 data, together educating about 1,198 students. By level there are 2 elementary, 1 high, 1 middle; by sector 4 public.
The median Enrollment across Regional School District 18's schools is 334, below the Connecticut median of 408. Students enrolled in the latest NCES directory year.
4 of the 4 schools qualify for the Success Index (US). The highest-scoring is Mile Creek School (92.0, top 5% of elementary schools nationally), followed by Lyme-Old Lyme High School (91.9, top 5% of high schools nationally), and Lyme-Old Lyme Middle School (91.6, top 5% of middle schools nationally). 4 schools sit in the top 10% of United States for their type. Scores are percentiles within school type, so compare an elementary school with other elementary schools.
The largest schools are Lyme-Old Lyme High School (367 students), Mile Creek School (334 students), Lyme-Old Lyme Middle School (271 students).
Ranked schools in Regional School District 18
Ordered by Success Index (US). Rank positions shown on each profile are within United States and Connecticut.
- 192Mile Creek SchoolOld Lyme · Public Elementary87% Math proficiency · 334 students
- 292Lyme-Old Lyme High SchoolOld Lyme · Public High77% Math proficiency · 367 students
- 392Lyme-Old Lyme Middle SchoolOld Lyme · Public Middle74% Math proficiency · 271 students
- 488Lyme Consolidated SchoolLyme · Public Elementary82% Math proficiency · 226 students
| # | School | Sector | Success Index (US) | Key result | Students |
|---|---|---|---|---|---|
| 1 | Mile Creek School Old Lyme · Elementary · Grades K–5 | Public | 92.0 Top 5% | 87% Math proficiency | 334 |
| 2 | Lyme-Old Lyme High School Old Lyme · High · Grades 9–12 | Public | 91.9 Top 5% | 77% Math proficiency | 367 |
| 3 | Lyme-Old Lyme Middle School Old Lyme · Middle · Grades 6–8 | Public | 91.6 Top 5% | 74% Math proficiency | 271 |
| 4 | Lyme Consolidated School Lyme · Elementary · Grades K–5 | Public | 88.3 Top 5% | 82% Math proficiency | 226 |
Compare the top 4 schools in Regional School District 18 side by side →
Citys in Regional School District 18
Other places in Connecticut
- Hartford(43)
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- Waterbury(31)
- Norwalk(23)
- Stamford(22)
- Danbury(19)
- West Hartford(17)
- East Hartford(16)
- Fairfield(15)
- Bristol(13)
- New Britain(13)
- Meriden(13)
- Milford(13)
- Stratford(13)
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- Norwich(11)
- Wallingford(11)
- New London(10)
- Bloomfield(10)
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- Middletown(10)
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- Enfield(9)
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- Naugatuck(9)
- Ridgefield(9)
- Southington(9)
- Trumbull(9)
- East Haven(8)
- Shelton(8)
- Westport(8)
- North Haven(7)
- Glastonbury(7)
- South Windsor(7)
- Windsor(7)
- Cheshire(7)
- Darien(7)
- Guilford(7)
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Frequently asked questions
What is the best school in Regional School District 18?
Mile Creek School is the highest-ranked school in Regional School District 18 with a Success Index (US) of 92.0 out of 100 (Top 5% of elementary schools in United States).
How many schools are in Regional School District 18?
Regional School District 18 has 4 schools (2 elementary, 1 high, 1 middle) educating 1,198 students in 2025.
What is the typical Enrollment in Regional School District 18?
The median Enrollment across schools in Regional School District 18 is 334. Students enrolled in the latest NCES directory year.