📊 Data: NCES CCD 2024–2025·🔄 Updated: August 2026·Editorial standards
📍 Frankfort, ME · Penobscot County

Regional School Unit 22

Grades Pre-K – 12th · 2,278 students · 7 schools · 3 zip codes

9
out of 10 Rating Excellent
State reading & math proficiency · 84th percentile among Maine districts. Ranked within Maine only — not comparable across states.
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School District · Maine
Regional School Unit 22
📍 Frankfort, ME · Penobscot County · NCES LEAID 2314815
9/10
Rating
2,278
Students
7
Schools
Pre-K – 12th
Grade Span
3
Zip Codes

District Contact & Information

Source: NCES CCD 2024–25
📚
Grades Served
Pre-K – 12th
📞
District Phone
🌐
District Website
📍
District Mailing Address
24 Main Road North, Hampden, ME 04444
🎓
Enrollment
2,278 students
🏫
Schools
7
🏷
NCES District ID (LEAID)
2314815
🏛
District Type
Public School District

Schools in Regional School Unit 22

6 schools listed
SchoolLevelGradesStudentsCity
Earl C McGraw SchoolElementaryPre-K – 1st203Hampden
George B Weatherbee SchoolElementary2nd – 5th381Hampden
Leroy H Smith SchoolElementaryPre-K – 4th260Winterport
Reeds Brook Middle SchoolMiddle6th – 8th304Hampden
Samuel L Wagner Middle SchoolMiddle5th – 8th203Winterport
Hampden AcademyHigh9th – 12th767Hampden
NCES lists 6 schools individually for this district while its district-level directory record reports 7. The two files are compiled separately and can differ when a school opens, closes or changes agency mid-year.

Zip Codes Served by Regional School Unit 22

3 zip codes
Zip CodeCityCountyState
04438FrankfortPenobscot CountyME
04444HampdenPenobscot CountyME
04496WinterportPenobscot CountyME

Frequently Asked Questions

What zip codes are in Regional School Unit 22?
Regional School Unit 22 serves 3 zip codes: 04438, 04444, 04496. Zip codes and district boundaries do not line up exactly, so confirm your exact address with the district office before you rely on an assignment.
How is Regional School Unit 22 rated?
Regional School Unit 22 has an overall rating of 9 out of 10 (Excellent), based on the share of students proficient in reading and math on state assessments (NCES EDFacts). That places it in the 84th percentile among Maine school districts. Ratings are percentile-ranked within Maine only and are not comparable across states.
How many students attend Regional School Unit 22?
The NCES Common Core of Data directory reports enrollment of 2,278 students across 7 schools for Regional School Unit 22.
What grades does Regional School Unit 22 serve?
Regional School Unit 22 is listed in the NCES directory as serving grades Pre-K – 12th.
What schools are in Regional School Unit 22?
NCES lists 6 schools operating under Regional School Unit 22: 3 elementary, 2 middle, 1 high. Each school's grade span, enrollment and city are listed on this page. Attendance zones are set by the district and a school on this list is not necessarily the one your address is assigned to.
How do I contact Regional School Unit 22?
You can reach Regional School Unit 22 by phone at (207)862-3255 or online at www.rsu22.us or by mail at 24 Main Road North, Hampden, ME 04444. Contact details come from the NCES district directory and are the best way to confirm which school your address is assigned to.

About Regional School Unit 22

Regional School Unit 22 is a public school district serving 3 zip codes in Maine, primarily in Penobscot County. It carries an overall rating of 9/10 (Excellent), the 84th percentile among Maine districts. That rating reflects the share of students proficient in reading and math on state assessments (NCES EDFacts, 2021–22 for most districts with a 2017–18 fallback for the rest) and is ranked only against other Maine districts — scores are not comparable between states. Directory details on this page come from the NCES Common Core of Data, 2024–25.

Schools in this district

NCES lists 6 schools operating under Regional School Unit 22 — 3 elementary, 2 middle and 1 high. The largest by enrollment is Hampden Academy with 767 students. School-level enrollment comes from the NCES Common Core of Data school directory; a school with no reported enrollment is shown with a dash rather than a zero.

Checking your own address

District boundaries are address-specific and do not follow zip code lines exactly — a single zip code can be split between two or more districts. Use the zip codes listed above as a starting point, then confirm your assignment with the district office at (207)862-3255 before making a housing decision.