WAHighTSICalendar available · 44 events · Auto-updating
Prosser High School — School Calendar 2026-27
High|Prosser, Washington|Prosser School District
Prosser, WA 99350
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Upcoming Events
Aug
26
Wed
Regular Board MeetingEvent
The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350.
Aug
26
Wed
Regular Board MeetingEvent
The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350.
Sep
9
Wed
Regular Board MeetingEvent
The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350.
Sep
9
Wed
Regular Board MeetingEvent
The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350.
Sep
23
Wed
Regular Board MeetingEvent
The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350.
Sep
23
Wed
Regular Board MeetingEvent
The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350.
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School Profile
Grades
9–12
Enrollment
860
Student:Teacher
19.5:1
Locale
Town
District
Prosser School DistrictEcon. Disadvantaged
80.6%
Phone
(509)786-1224School Statistics
Programs & Activities (SY 2021-22)
AP Program
1 courses offered
14 students enrolled
Gifted & Talented
29 students enrolled
Dual Enrollment
175 students enrolled
SAT/ACT
30 test takers
Athletics
24 sports, 47 teams
550 participants
Student-Teacher Ratio: 22.3:1
Worse than average in WATechnology & Internet Access (SY 2021-22)
1:1 Devices
Student devices available
Wi-Fi
Campus-wide wireless
Fiber Internet
High-speed connection
852
Connected devices
Staff & Support Services (SY 2021-22)
Teachers (FTE)
39.28
100% fully certified
Counselors
3
Nurses
0.5
Security Staff
0.73000002
Anti-Bullying Policy
District Finance (FY 2023)
Per-Pupil Spending
$18,483
Total current expenditure
Instruction Spending
$10,488
Per pupil, classroom only
Total Revenue/Pupil
$25,134
All funding sources
Funding Sources
Federal 19%State 66%Local 15%
District-level data from NCES F-33 Survey
Community Context
Median Home Value
$433,788
-0.2% 1yr+26.9% 5yr
Kennewick, WA metro area
Community Need Level
Elevated
CDC/ATSDR Social Vulnerability Index 2022
Neighborhood Indicators (Census Tract)
17.6%
Below 150% poverty line
4.8%
Unemployment rate
8.0%
Uninsured residents
10.0%
No HS diploma (25+)
Special Education (IDEA)
District-level data from IDEA Part B · Students ages 3-21 served under IDEA
Total Students Served
357
Ages 3-21 under IDEA
School-Age (6-21)
337
Receiving special ed services
Est. % of Enrollment
39%
District rate, school may vary
Disability Categories (District)
Specific Learning Disability
171 (51%)
Speech/Language Impairment
44 (13%)
Other Health Impairment
33 (10%)
Autism
31 (9%)
Intellectual Disability
11 (3%)
Source: U.S. Department of Education, IDEA Section 618 Data · District-level counts · Individual school figures may differ
Enrollment Trend (2014-2025)
877
Current enrollment
Stable(+1% 5yr)Coming Up
Wed, Aug 26, 2026
Regular Board Meeting
EventWed, Aug 26, 2026
Regular Board Meeting
EventWed, Sep 9, 2026
Regular Board Meeting
EventFull School Calendar 2026-27
| Date | Event |
|---|---|
| Wed, Sep 9, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Sep 9, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Sep 23, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Sep 23, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Oct 14, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Oct 14, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Oct 28, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Oct 28, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Nov 11, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Nov 11, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Nov 25, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Nov 25, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Dec 9, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Dec 9, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Dec 23, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Dec 23, 2026 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Jan 13, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Jan 13, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Jan 27, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Jan 27, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Feb 10, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Feb 10, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Feb 24, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Feb 24, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Mar 10, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Mar 10, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Mar 24, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Mar 24, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Apr 14, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Apr 14, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Apr 28, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, Apr 28, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, May 12, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, May 12, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, May 26, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
| Wed, May 26, 2027 | Regular Board Meeting The Prosser School District Board of Directors convenes Regular Board Meetings twice a month, typically on the 2nd and 4th Wednesdays. These meetings commence at 6:00 p.m. and are held at the Prosser School District Boardroom, located at 1203 Prosser Ave. Prosser WA 99350. |
Showing 36 events for the 2026-27 school year
Frequently Asked Questions about Prosser High School
As of the most recent data, 860 students are enrolled at Prosser High School. It is a High school within the local district.
Calendar Guides
School profiles: Data from NCES Common Core of Data. Calendar events from district calendar sources, updated automatically. · How we verify this data