Regional education service agency · Lehigh County
Carbon-Lehigh IU 21, PA: schools, enrollment and spending
Carbon-Lehigh IU 21 runs 0 public schools with 498 students in grades K to 12. Its ratio of 2.4 students per teacher is 11.1 lower than the Pennsylvania figure of 13.5.
At a glance
- Schools
- 0
- Students
- 498
- Teachers (FTE)
- 210
- Students per teacher
- 2.4
- PA: 13.5 · US: 15.3
- Address
- 4210 Independence Dr, Schnecksville, PA 18078
- Phone
- (610)769-4111
- County
- Lehigh County
- Locale
- Suburb: Large
- Grades offered
- K to 12
- Agency type
- Regional education service agency
- NCES district ID
- 4289310
- State district ID
- PA-121000000
- Total staff (FTE)
- 719
- School counselors (FTE)
- 3.0About 166 students per counselor.
- School administrators (FTE)
- 0.0
Students per teacher compared
This district2.4
Pennsylvania13.5
United States15.3
2020 finance data
From the F-33 School District Finance Survey for fiscal year 2020, in nominal dollars. Enrollment used for per-pupil figures is the finance survey count (), which can differ from 2024-25 enrollment.
- Total revenue
- $87.3 million
- Federal revenue
- $17.1 million
- State revenue
- $21.1 million
- Local revenue
- $49.1 million
- Total spending
- $85.5 million
- Salaries
- $33.8 million39.6% of total spending.
- Long-term debt (end of year)
- $3.1 million
Where revenue came from
- Federal: 19.6%
- State: 24.2%
- Local: 56.3%
Pennsylvania overall
- Federal: 8.2%
- State: 33.0%
- Local: 58.7%
Schools in Carbon-Lehigh IU 21
NCES lists no open schools under this agency in 2024-25.
Nearby and related
Other districts in Lehigh County
- Allentown City SD 16,769 students
- Parkland SD 9,996 students
- East Penn SD 7,851 students
- Whitehall-Coplay SD 4,185 students
- Southern Lehigh SD 3,063 students
- Northwestern Lehigh SD 1,924 students
- Lehigh Valley Academy Regional CS 1,888 students
- Northern Lehigh SD 1,627 students
- Catasauqua Area SD 1,537 students
- Executive Education Academy CS 1,498 students
- Salisbury Township SD 1,457 students
- Lincoln Leadership Academy CS 973 students
- Roberto Clemente CS 619 students
- Seven Generations CS 497 students
- Innovative Arts Academy CS 477 students
More in Pennsylvania
Source: NCES Common Core of Data 2024-25 and F-33 finance 2020, via the Urban Institute Education Data Portal. Last reviewed October 2026. Finance figures are 2020 finance data in nominal dollars, not adjusted for inflation. Blank values are not available, not applicable or suppressed in the source. See the methodology.