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Gilliam County

Oregon · Public K-12

Combined enrollment across Gilliam County's 3 public schools is roughly 261 students, an average of about 87 per campus. Condon SD 25j runs the largest share. By level, that breaks down as 1 elementary and 1 high schools.

7-year change in Gilliam County

SY 2017-18 vs SY 2024-25
Total enrollment
261
-19 (-7%) vs SY 2017-18
School count
3
0 (0%) vs SY 2017-18
% White
84%
was 83%
% Hispanic
8%
was 11%
% Black
0%
was 0%
% Asian
0%
was 0%
Source: NCES Common Core of Data, enrollment-weighted demographic averages
Schools
3
2 districts
Enrollment
261
NCES CCD
Median income
$66,917
Below Oregon avg
Free/reduced lunch
88.4%
Above Oregon avg
Elementary
1
85 students
Middle
0
schools
High
1
46 students
Combined / other
1
130 students
LARGEST DISTRICT
Condon SD 25J
131 students · 2 districts in Gilliam County

County vs. school enrollment demographics

Left bar is the racial makeup of Gilliam County residents (Census ACS 5-year). Right bar is the enrollment-weighted makeup of public schools in the county (NCES CCD). NCES systematically under-reports Hispanic, Pacific Islander, and Native American enrollment for many schools; where the resident share is meaningful but the reported school share is zero, we mark the school bar "not reported".

County residents
White
81%
Hispanic
9%
Black
0%
Asian
0%
Two or more
16%
Native American
2%
Pacific Islander
0%
School enrollment
White
84%
Hispanic
8%
Black
0%
Asian
0%
Two or more
5%
Native American
3%
Pacific Islander
1%
Bachelor's+
21.0%
adults 25+
Poverty rate
4.5%
ACS 5-year
Unemployment
2.8%
civilian labor
Median age
50
19.0% under 18

Test scores in Gilliam County

Latest 2024-25 ELA proficiency, 2 schools ranked. Oregon state average: 43.0%.

See all 2 schools in Gilliam County ranked by score →

All schools (3)

LargestA-ZTop rated
NameCityLevelGradesEnrollmentRating
Arlington Community Charter SchoolArlingtonCombinedKG-12130·
Condon Elementary SchoolCondonElementaryKG-0885·
Condon High SchoolCondonHigh09-1246·

Cities in Gilliam County

Condon2 schoolsArlington1 school

About Gilliam County

Gilliam County is a sparse county of about 1,971 residents in Oregon. Its public-school system instructs approximately 261 students across 3 schools.

Looking at the broader picture, census numbers show median household income runs near $66,917, 21% of adults hold a bachelor's degree or higher, and the poverty rate is around 5%. That income level is 7% lower than the Oregon median.

In terms of grade levels, Gilliam County consists of 1 elementary school (85 students), 1 high school (46), and 1 combined or other schools.

Condon SD 25J is the biggest district by enrollment, covering about 131 students across Gilliam County.

Over the past 7-year window. Across the same 7-year window, public-school enrollment contracted 7%: 280 students in SY 2017-18 versus 261 in SY 2024-25. The Hispanic share of public-school enrollment fell from 11% to 8%.

In the discussion threads here, the community for Gilliam County discusses open enrollment windows, redistricting talk, and busing logistics. Posts come from current and former families, staff, and alumni.

Frequently asked questions

How many public schools are in Gilliam County?
Gilliam County, Oregon has 3 public K-12 schools serving approximately 261 students.
How many high schools are in Gilliam County?
Gilliam County, Oregon has 1 public high school, serving approximately 46 students.
How many elementary schools are in Gilliam County?
Gilliam County, Oregon has 1 public elementary school, serving approximately 85 students.
What is the largest school district in Gilliam County?
Condon SD 25J is the largest school district in Gilliam County, serving approximately 131 students. The county contains 2 school districts overall.
What is the population of Gilliam County?
Gilliam County, Oregon has a population of approximately 1,971, with a median age of 50. About 19.0% of residents are under 18.
What is the median household income in Gilliam County?
Median household income in Gilliam County is $66,917, below the Oregon average of $72,324. About 4.5% of residents live below the federal poverty line.
How educated are residents of Gilliam County?
Approximately 21.0% of adults 25 and older in Gilliam County hold a bachelor's degree or higher, according to the Census ACS 5-year estimate.
What share of students in Gilliam County qualify for free or reduced lunch?
Roughly 88.4% of students in Gilliam County public schools qualify for free or reduced-price lunch, a common proxy for low-income enrollment. This is higher than the Oregon county average of 85.7%.
What is the student-teacher ratio in Gilliam County schools?
Across Gilliam County public schools, the enrollment-weighted student-teacher ratio is approximately 11.0 to 1.
What is the racial makeup of Gilliam County?
Gilliam County residents are approximately 81% White, 9% Hispanic, 16% two or more races according to the Census ACS 5-year estimate.
DATA · Census ACS 5-year · NCES Common Core of Data