The bulletin board for America's public schools. Parents, teachers, students, and staff. One community per school.
SCHOOL COMMUNITY·OLYMPIA SCHOOL DISTRICT·NCES 530618002334

Centennial Elementary

2637 45TH AVE SE, OLYMPIA, WA 98501 · (360) 596-8300 · Thurston County
GRADES PK–05ELEMENTARY22-SUBURBREGULAR SCHOOL434 STUDENTS
Enrollment
434
Elementary
DISTRICT 329 · STATE 380
Student : Teacher
17.8:1
24 FTE teachers
DISTRICT 16.0:1 · STATE 17.3:1
Free / Reduced Lunch
22%
94 students
DISTRICT 35% · STATE 51%
Community
1
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Kindergarten4611%
Grade 17016%
Grade 25613%
Grade 39021%
Grade 48620%
Grade 58620%
Student demographics
61%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 60% · STATE 68% · US 70%
White
25358%
DISTRICT 57% · STATE 47% · US 43%
Hispanic
5813%
DISTRICT 15% · STATE 27% · US 30%
Black
143%
DISTRICT 3% · STATE 5% · US 15%
Asian
4310%
DISTRICT 7% · STATE 9% · US 6%
Two+
5813%
DISTRICT 12% · STATE 9% · US 5%
Pacific Islander
82%
DISTRICT 1% · STATE 2% · US 0%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
23454%
Female
20046%

Discussions

+ POST

Test scores

Smarter Balanced + WCAS 2024-25 . % Met or Exceeded Standard
English Language Arts
70.7%
WA avg 58.4% . -4.3pp since 2014
Math
60.2%
WA avg 51.2% . -13.0pp since 2014

What this means: On the Smarter Balanced + WCAS, Washington's statewide test, about 71 of every 100 students at this school read and write at grade level and about 60 of 100 do math at grade level. Across all Washington schools, those numbers are about 58 and 51. Reading and writing scores are down about 4 points since 2014, while math scores are down about 13 points.

Smarter Balanced + WCAS results by year

School yearEnglish Language ArtsMath
2024-2570.7%60.2%
2023-2470.4%63.9%
2022-2369.5%65.0%
2021-2268.5%69.4%
2018-1981.3%80.5%
2017-1877.6%75.7%
2016-1774.4%75.4%
2015-1675.2%76.5%
2014-1575.0%73.2%
% Met or Exceeded Standard, all students and all tested grades.
Source: Smarter Balanced + WCAS. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
65.8%
composite math + reading, all grades
Predicted
65.7%
based on WA schools with similar FRL share
Beats by
+0.1pp
above demographic expectation

What this means: About 66% of students here test proficient in math and reading, compared with the roughly 66% typical for Washington schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Washington's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

Where Centennial Elementary ranks

Among elementary schools
MeasureThis schoolIn WashingtonIn Thurston County
State test proficiency
ranked highest first
65.8%#182 of 936#2 of 39
Math proficiency
ranked highest first
60.2%#255 of 1,103#3 of 39
Reading proficiency
ranked highest first
70.7%#147 of 1,102#1 of 39
3-year test score change
ranked biggest drop first
-3.5pp#197 of 928#10 of 39
Enrollment
ranked largest first
434#504 of 1,268#21 of 43
Students per teacher
ranked fewest first
17.8:1#948 of 1,085#35 of 40
Diversity index
ranked most diverse first
61.3%#495 of 1,088#22 of 39
Enrollment change since 2017-18
ranked steepest decline first
-17.8%#357 of 778#10 of 27
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list.

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
434
-94 (-18%) vs 2017
Student : Teacher
17.8:1
was 19.6:1
% White
58%
was 62%
% Hispanic
13%
was 12%
% Black
3%
was 2%
% Asian
10%
was 12%
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree or reduced lunch
2024-2543424.417.8:122% (94)
2023-2445026.616.9:121% (95)
2022-2347829.816.0:118% (85)
2017-185282719.6:114% (76)
Source: NCES Common Core of Data. Rows are the federal collections on file for Centennial Elementary.

About Centennial Elementary

Centennial Elementary is a mid-sized elementary school in OLYMPIA, Washington, one of the schools in Olympia School District. The school offers pre-K through 5 and enrolls 434 students.

Olympia School District counts 20 schools and 9,386 students, including Centennial Elementary.

Of every 100 students at Centennial Elementary, about 58 are White. The school is also 13% Hispanic, 13% multiracial, 10% Asian, and 3% Black. The White share of the county population is higher, at 72%. On the diversity index, which measures the chance that two random students are from different groups, Centennial Elementary scores 61%.

With 24.4 full-time-equivalent teachers, the student-to-teacher ratio is about 17.8:1. The average ratio among elementary schools in Washington is similar, at 17.3:1. Roughly 22% of students come from households that qualify for free or reduced-price lunch. That is lower than the 43% average for public schools in Thurston County.

The school's average proficiency rate across its state test results is 65.8%. For its free or reduced-price lunch share, the predicted value is 65.7%.

For Thurston County, Census Bureau data show median household income comes to about $96,563, about 39% of adults have at least a bachelor's degree, and roughly 6% of residents are in poverty. There are 86 public schools in the county, enrolling about 44,412, Centennial Elementary among them.

McKenny Elementary is the nearest public school to Centennial Elementary, about 1.0 miles away. Centennial Elementary is one of several public schools in the area, with at least 8 others within five miles. Nearby schools with test data average 57.3% proficiency; Centennial Elementary posts 65.8%.

NCES describes the area around Centennial Elementary as Suburb: Mid-size, meaning in a suburban area outside a principal city, within an urbanized area with a population between 100,000 and 250,000.

Enrollment in 2024-25 stood at 434, compared with 528 in 2017-18. Federal data show the ratio falling from 19.6:1 to 17.8:1.

Anyone can start a thread about open houses, carpools, and field trips at Centennial Elementary. Parents, students, alumni, and staff are welcome to post.

Thurston County at a glance

View full county profile
Population
299,067
Census ACS
Median income
$96,563
Household, ACS
Bachelor's+
39%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
86
44,412 students

Quick facts

School name
Centennial Elementary
District
Olympia School District
Address
2637 45TH AVE SE, OLYMPIA, WA 98501
Phone
(360) 596-8300
County
Thurston County
Level
Elementary
Grade range
PK–05
Total enrollment
434
Teachers (FTE)
24
Student–teacher ratio
17.8:1
Free/Reduced lunch
94 (22%)
Locale
22-Suburb: Mid-size
NCES ID
530618002334
Charter school
No
Virtual school
No

Related schools

Other schools in Olympia School District
Other schools in OLYMPIA
Nearby schools

Frequently asked questions

About Centennial Elementary
How large is Centennial Elementary?
Centennial Elementary enrolls approximately 434 students in grades PK-05.
Is Centennial Elementary an elementary, middle, or high school?
Centennial Elementary is an elementary school covering grades PK-05.
How many teachers does Centennial Elementary have?
Centennial Elementary employs 24 FTE teachers, for a student-to-teacher ratio of 17.8:1.
What is the student diversity at Centennial Elementary?
Student demographics at Centennial Elementary are roughly 58% White, 13% Hispanic, 3% Black, 10% Asian, 13% Two or more.
What district is Centennial Elementary in?
Centennial Elementary is part of Olympia School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
+ Post