Total enrollment
17,746
-779 (-4%) vs SY 2020-21
Washington County
Wisconsin · Public K-12
Washington County serves about 17,746 K-12 students across 34 public schools, an average of roughly 522 students per school. The level mix is 20 elementary, 7 middle, and 6 high schools.
4-year change in Washington County
SY 2020-21 vs SY 2024-25School count
34
0 (0%) vs SY 2020-21
Source: NCES Common Core of Data, enrollment-weighted demographic averages
How Washington County ranks
Among counties| Measure | This county | In Wisconsin | In the US |
|---|---|---|---|
| State test proficiency ranked highest first | 62.7% | #5 of 67 | N/A |
| Enrollment ranked largest first | 17,746 | #11 of 70 | #531 of 2,745 |
| Number of schools ranked most first | 34 | #18 of 70 | N/A |
| Students per teacher ranked fewest first | 15.1:1 | #68 of 70 | #1,814 of 2,655 |
| Free or reduced-price lunch share ranked highest first | 23.1% | #66 of 70 | #2,480 of 2,526 |
| Diversity index ranked most diverse first | 30.4% | #40 of 70 | #1,784 of 2,707 |
Counties need at least 3 schools and 1,000 students to be ranked. Test proficiency is ranked within the state only, since each state gives a different test. Each rank links to the full list.
Washington County school rankings
Residents
137,879
all ages · ACS 5-yr
Schools
34
8 districts
Enrollment
17,746
students · NCES CCD
Median income
$96,359
Above Wisconsin avg
Free/reduced lunch
23.1%
Below Wisconsin avg
Elementary
20
7,433 students
Middle
7
4,066 students
High
6
6,242 students
Combined / other
1
5 students
LARGEST DISTRICT
West Bend School District
5,365 students · 8 districts in Washington County
County vs. school enrollment demographics
Left bar is the racial makeup of Washington County residents (Census ACS 5-year). Right bar is the enrollment-weighted makeup of public schools in the county (NCES CCD). NCES systematically under-reports Hispanic, Pacific Islander, and Native American enrollment for many schools; where the resident share is meaningful but the reported school share is zero, we mark the school bar "not reported".
County residents
School enrollment
Bachelor's+
35.2%
adults 25+
Poverty rate
3.9%
ACS 5-year
Unemployment
2.5%
civilian labor
Median age
44
21.0% under 18
Test scores in Washington County
Latest 2024-25 ELA proficiency, 25 schools ranked. Wisconsin state average: 53.1%.
Top 5 schools (ELA)
- Slinger Elementary· 79.9%
- Slinger Middle· 76.4%
- Allenton Elementary· 76.1%
- Friess Lake Elementary· 74.5%
- County Line Elementary· 73.1%
Lowest 5 schools (ELA)
- Central Middle· 44.4%
- Green Tree Elementary· 52.9%
- Lincoln Elementary· 55.2%
- Decorah Elementary· 58.7%
- Fair Park Elementary· 60.0%
| Name | City | Level | Grades | Enrollment | Rating |
|---|---|---|---|---|---|
| Hartford High | Hartford | High | 09-12 | 1,324 | · |
| Germantown High | Germantown | High | 09-12 | 1,288 | · |
| West High | West Bend | High | 09-12 | 1,085 | · |
| Slinger High | Slinger | High | 09-12 | 1,065 | · |
| Kennedy Middle | Germantown | Middle | 06-08 | 865 | · |
| East High | West Bend | High | 09-12 | 854 | · |
| Slinger Middle | Slinger | Middle | 06-08 | 740 | · |
| Badger Middle | West Bend | Middle | 07-08 | 714 | · |
| Silverbrook Intermediate | West Bend | Middle | 05-06 | 704 | · |
| Kewaskum High | Kewaskum | High | 09-12 | 626 | · |
| Slinger Elementary | Slinger | Elementary | PK-05 | 571 | · |
| Kewaskum Elementary | Kewaskum | Elementary | PK-05 | 497 | · |
| County Line Elementary | Germantown | Elementary | PK-05 | 496 | · |
| MacArthur Elementary | Germantown | Elementary | PK-05 | 486 | · |
| Lincoln Elementary | Hartford | Elementary | PK-05 | 460 | · |
| Addison Elementary | Hartford | Elementary | PK-05 | 441 | · |
| Rossman Elementary | Hartford | Elementary | PK-05 | 422 | · |
| Central Middle | Hartford | Middle | 06-08 | 419 | · |
| Kewaskum Middle | Kewaskum | Middle | 06-08 | 418 | · |
| Allenton Elementary | Allenton | Elementary | PK-05 | 417 | · |
| Erin Elementary | Hartford | Elementary | PK-08 | 399 | · |
| Amy Belle Elementary | Colgate | Elementary | PK-05 | 356 | · |
| Decorah Elementary | West Bend | Elementary | KG-04 | 349 | · |
| Fair Park Elementary | West Bend | Elementary | KG-04 | 345 | · |
| Rockfield Elementary | Germantown | Elementary | PK-05 | 344 | · |
| McLane Elementary | West Bend | Elementary | KG-04 | 340 | · |
| Green Tree Elementary | West Bend | Elementary | KG-04 | 334 | · |
| Jackson Elementary | Jackson | Elementary | KG-04 | 306 | · |
| West Bend School District 4K | West Bend | Elementary | PK-PK | 285 | · |
| Friess Lake Elementary | Hubertus | Elementary | PK-04 | 279 | · |
| Farmington Elementary | Kewaskum | Elementary | PK-05 | 262 | · |
| Richfield Middle | Richfield | Middle | 05-08 | 206 | · |
| Rolf's Early Childhood Center | West Bend | Elementary | PK-PK | 44 | · |
| Washington Street School | West Bend | Combined | 04-12 | 5 | · |
Cities in Washington County
About Washington County
Across the middle-population Wisconsin county of Washington County of about 137,879 residents, the public-school footprint covers 34 schools and about 17,746 students.
Zooming out, census numbers show the median household earns about $96,359 a year, roughly 35% of adults have completed at least a four-year degree, and roughly 4% of residents live below the federal poverty line. That income level is 31% meaningfully above the Wisconsin median.
In terms of grade levels, Washington County is made up of 20 elementary schools (7,433 students), 7 middle schools (4,066), 6 high schools (6,242), and 1 combined or other schools.
West Bend School District dominates the local landscape, accounting for roughly 5,365 students on its own.
Looking at the last 4 years. Combined enrollment now sits at 17,746 students, contracted 4% from the 18,525 reported in SY 2020-21.
Within the allk12 community for this area, the community for Washington County discusses enrollment trends, district policy changes, and bus-route updates. Anyone with firsthand knowledge of these schools is welcome to weigh in.
Frequently asked questions
DATA · Census ACS 5-year · NCES Common Core of Data