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King County · Public school

Impact | Salish Sea Elementary

35%Met reading standard−18 vs state (53%)
36%Met math standard−7 vs state (43%)

Key facts

Address
3900 Holly Park Dr South, Seattle, WA 98118
Phone
(206) 712-7640
District
Impact | Salish Sea Elementary
County
King County
Grades
K–5 (elementary)
Students (2025–26)
443
Students per teacher
15.4
Low-income
71%
English learners
22%
Special education
12%
Type
Charter
Setting
City
Spending per student (2024–25)
$17,790 (Washington $19,341)

Academics vs district and state 2025–26

Impact | Salish Sea Elementary results compared with Impact | Salish Sea Elementary and Washington
MeasureThis schoolDistrictState
Reading (ELA) met standard35%—53%
Math met standard36%—43%
Science met standard46%—51%
Regular attendance76%—74%
Experienced teachers 2024–2528%—78%
Reading growth49typical (50 = typical)
Math growth40below typical (50 = typical)

Points are percentage points. What do these numbers mean? Source: OSPI Report Card, data.wa.gov; tests CC BY-ND 4.0, graduation CC BY-NC-ND 3.0 IGO, as published.

Students

  • Black 56%
  • Hispanic/Latino 18%
  • Two or more races 10%
  • Asian 8%
  • White 8%

Among Washington elementary schools

Regular attendance76% · Higher than at about 4 in 10 elementary schools

Low-income students71% · A larger share than at about 8 in 10 elementary schools

What this means

“About 7 in 10” means 7 of every 10 Washington elementary schools have a lower number. The band is the middle half of schools and the line is the median (the school in the middle), which is not the state average. These describe who a school serves, not how good it is. What do these numbers mean?

Test results over time

Reading (ELA)
0%50%100%no tests2017–182025–2638%35%53%
Math
42%36%43%
What this means

Each year a different group of students takes the tests, so look for a direction that lasts several years, not one jump. No tests in 2019–20; the 2020–21 tests were shortened and are not shown. What do these numbers mean?

Reading these numbers: test results are the share of tested students who met the state standard; growth is the median student growth percentile (50 = typical); low-income means eligible for free or reduced-price meals. Results describe students as a group, so visit and talk to families too. What do these numbers mean?