Home > Washington > Benton County > Prosser

Best 99350 Washington Public Preschools (2026)

For the 2026 school year, there is 1 public preschool serving 390 students in 99350, WA.

Public preschools in zipcode 99350 have a of 0.42, which is less than the Washington public preschool average of 0.71.

Minority enrollment is 75% of the student body (majority Hispanic), which is more than the Washington public preschool average of 54% (majority Hispanic).

Best 99350, WA Public Preschools (2026)

School
(Math and Reading Proficiency)

Location

Quick Facts

Rank: n/an/a

Keene-riverview Elementary School

832 Park Ave.
Prosser, WA 99350
(509) 786-2020

Gr: PK-2 | 390 students Student-teacher ratio: 13:1 Minority enrollment: 75%

[+] Show Closed Public Schools in 99350 Washington

99350, Washington Public Schools (Closed)

School

Location

Quick Facts

Prosser Falls Education Center (Closed 2018)

Alternative School

1500 Grant Ave.
Prosser, WA 99350
(509) 786-1820

Gr: 9-12 | 41 students Student-teacher ratio: 41:1 Minority enrollment: 63%

Prosser Opportunity Academy (Closed 2025)

Alternative School

1203 Prosser Ave.
Prosser, WA 99350
(509) 786-1224

Gr: 9-12 | 35 students Minority enrollment: 77%

Frequently Asked Questions

How many public preschools are located in 99350, WA?

1 public preschools are located in 99350, WA.

What is the racial composition of students in 99350?

99350 public preschools minority enrollment is 75% of the student body (majority Hispanic), which is more than the Washington public preschools average of 54% (majority Hispanic).