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Elementary · Regular · Grades PK to 5

Addison Elementary, Hartford, WI

Addison Elementary is a public elementary school in Hartford, part of Slinger School District. It enrolled 441 students in 2024-25, with 17.0 students per full-time teacher.

Enrollment and teachers

Students
441
Teachers (FTE)
26.0
Students per teacher
17.0
Grades
PK to 5

This school's ratio is about the same as the district figure of 16.6. The Wisconsin average across schools is 14.0. Ratios count all teachers, including specialists, so they are lower than typical class sizes.

This school17.0
District16.6
Wisconsin14.0
United States15.3

School details

Address
5050 Indian Rd, Hartford, WI 53027
Phone
(262)644-8037
District
Slinger School District
County
Washington County
Level
Elementary
Type
Regular
Status
Open
Charter
No
Locale
Rural: Fringe
NCES school ID
551395002540
Location from NCES coordinates. Map data OpenStreetMap contributors. Open larger map

School meals

Counts of students eligible for free or reduced-price lunch, as reported to NCES.
Free lunch
49
Reduced-price lunch
7
Free or reduced-price lunch
5612.7% of enrollment.
Community Eligibility Provision
No

Schools in the Community Eligibility Provision (CEP) serve free meals to all students, so their free lunch counts often reflect direct certification or total enrollment. Free and reduced lunch shares are not comparable between CEP and non-CEP schools.

Related schools

Other elementary schools in Slinger School District

Elementary schools elsewhere in Hartford

We publish official enrollment and staffing data, not ratings or test scores.

Source: NCES Common Core of Data 2024-25 and F-33 finance 2020, via the Urban Institute Education Data Portal. Last reviewed October 2026. Blank values are not available, not applicable or suppressed in the source. See the methodology.