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Sioux County

North Dakota · Public K-12

Within Sioux County, North Dakota, families have 8 public-school options to consider, collectively serving 906 K-12 students. Standing Rock Community School is the heaviest district by enrollment. By grade band, the county runs 4 elementary, 1 middle, and 2 high schools.

7-year change in Sioux County

SY 2017-18 vs SY 2024-25
Total enrollment
906
+430 (+90%) vs SY 2017-18
School count
7
+2 (+40%) vs SY 2017-18
Source: NCES Common Core of Data, enrollment-weighted demographic averages
Schools
8
4 districts
Enrollment
906
NCES CCD
Median income
$42,083
Below North Dakota avg
Free/reduced lunch
99.7%
Above North Dakota avg
Elementary
4
170 students
Middle
1
46 students
High
2
129 students
Combined / other
1
561 students
LARGEST DISTRICT
Standing Rock Community School
561 students · 4 districts in Sioux County

County vs. school enrollment demographics

Left bar is the racial makeup of Sioux 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
12%
Hispanic
2%
Black
0%
Asian
1%
Two or more
3%
Native American
83%
Pacific Islander
0%
School enrollment
White
n/r
Hispanic
0%
Black
0%
Asian
0%
Two or more
0%
Native American
99%
Pacific Islander
0%
Bachelor's+
16.3%
adults 25+
Poverty rate
34.7%
ACS 5-year
Unemployment
17.0%
civilian labor
Median age
28
34.0% under 18

Test scores in Sioux County

Latest 2024-25 ELA proficiency, 1 schools ranked. North Dakota state average: 38.7%.

Top 1 schools (ELA)
  1. CANNON BALL ELEMENTARY SCHOOL· 5.0%

See all 1 schools in Sioux County ranked by score →

All schools (8)

NameCityLevelGradesEnrollmentRating
Standing Rock Community SchoolFort YatesCombinedKG-12561·
CANNON BALL ELEMENTARY SCHOOLCannon BallElementaryPK-05115·
SOLEN HIGH SCHOOLSolenHigh06-1299·
FORT YATES MIDDLE SCHOOLFort YatesMiddle05-0846·
SELFRIDGE ELEMENTARY SCHOOLSelfridgeElementaryPK-0645·
SELFRIDGE HIGH SCHOOLSelfridgeHigh07-1230·
FORT YATES PK SCHOOLFort YatesElementaryPK-PK10·
SOLEN JR HIGH SCHOOLSolenElementaryM-M··

Cities in Sioux County

Fort Yates3 schoolsSelfridge2 schoolsSolen2 schoolsCannon Ball1 school

About Sioux County

Sioux County is a sparse North Dakota county of about 3,740 residents, home to 8 public schools and roughly 906 students.

Zooming out, census numbers show typical household earnings sit around $42,083, about 16% of adults have a bachelor's degree or above, and the poverty rate is around 35%. That income level is 42% below the North Dakota median.

On the school-mix side, Sioux County spans 4 elementary schools (170 students), 1 middle school (46), 2 high schools (129), and 1 combined or other schools.

Standing Rock Community School dominates the local landscape, accounting for roughly 561 students on its own.

Trend over the past 7 years. Across the same 7-year window, public-school enrollment increased 90%: 476 students in SY 2017-18 versus 906 in SY 2024-25. The school count climbed from 5 to 7 across the same 7-year window.

In the discussion threads here, the community for Sioux County discusses sports rivalries, cross-district programs, and shared facilities. Members of the local community share what they see day-to-day.

Frequently asked questions

How many K-12 schools serve Sioux County?
There are 8 public K-12 schools in Sioux County, North Dakota, with a combined enrollment of about 906.
How many high schools are in Sioux County?
Sioux County, North Dakota has 2 public high schools, serving approximately 129 students.
How many middle schools are in Sioux County?
Sioux County, North Dakota has 1 public middle school, serving approximately 46 students.
How many elementary schools are in Sioux County?
Sioux County, North Dakota has 4 public elementary schools, serving approximately 170 students.
What is the largest school district in Sioux County?
Standing Rock Community School is the largest school district in Sioux County, serving approximately 561 students. The county contains 4 school districts overall.
What is the population of Sioux County?
Sioux County, North Dakota has a population of approximately 3,740, with a median age of 28. About 34.0% of residents are under 18.
What is the median household income in Sioux County?
Median household income in Sioux County is $42,083, below the North Dakota average of $73,179. About 34.7% of residents live below the federal poverty line.
How educated are residents of Sioux County?
Approximately 16.3% of adults 25 and older in Sioux County hold a bachelor's degree or higher, according to the Census ACS 5-year estimate.
What share of students in Sioux County qualify for free or reduced lunch?
Roughly 99.7% of students in Sioux County public schools qualify for free or reduced-price lunch, a common proxy for low-income enrollment. This is higher than the North Dakota county average of 33.7%.
What is the student-teacher ratio in Sioux County schools?
Across Sioux County public schools, the enrollment-weighted student-teacher ratio is approximately 14.0 to 1.

Sioux County school rankings

Largest schoolsAll rankings →
DATA · Census ACS 5-year · NCES Common Core of Data