Best Schools in Castlewood, South Dakota
4 schools · 2 Elementary · 1 Middle · 1 High
Choosing a school in Castlewood?
Use this page to compare every school in Castlewood by level, neighborhood, and district — and find the right fit, not just the top of the list.
Shortlist starter
Start with these real page-level signals, then use the full table and map below.
Castlewood High School - 01
High · Castlewood School District 28-1. Ranked from real test data; use the map and table below to check address fit.
Castlewood Elementary - 02
Elementary · Castlewood School District 28-1. Ranked from real test data; use the map and table below to check address fit.
Castlewood Middle School - 03
Middle · Castlewood School District 28-1. Ranked from real test data; use the map and table below to check address fit.
The short answer
The top-rated schools in Castlewood for 2026 are Castlewood High School - 01 (8.6/10), Castlewood Elementary - 02 (7.0/10), and Castlewood Middle School - 03 (5.3/10), based on MySchoolScout's analysis of real test data across 3 rated schools. Ratings blend student growth, poverty-adjusted academic achievement, and school environment (plus college readiness for high schools), with equity shown as context, not scored; schools with estimated (proxy) scores are excluded from this ranking.
Schools
4
in this city
Avg Score
7.0
out of 10
Median Home
$229,500
home value · ACS
District
1
serving the city
Schools
4
in this city
Avg Score
7.0
out of 10
Median Home
$229,500
home value · ACS
District
1
serving the city
Top-Rated Schools in Castlewood
Ranked by MySchoolScout composite using only schools with real test data (3 of 4). "Value" = points above what student poverty predicts. Estimated (proxy) scores are excluded.
| # | School | Rating |
|---|---|---|
| 1 | Castlewood High School - 01 | 8.6 / 10 |
| 2 | Castlewood Elementary - 02 | 7.0 / 10 |
| 3 | Castlewood Middle School - 03 | 5.3 / 10 |
See every school — including those with estimated data — in the full directory below. How we rate schools.
Family Snapshot
At a glance- Avg school rating
- 7.0/10
- Median household income
- $88,571
- Median home value
- $229,500
- Bachelor's degree or higher
- 25%
- Owner-occupied homes
- 88%
67% of schools rated 7+
Census ACS, ZIPs in this city
Owner-occupied units
Adults 25+
Of occupied housing units
How Castlewood compares
South Dakota rank
#34 of 128
cities by avg. school score
Vs. state average
+0.7
above South Dakota avg (6.2)
Median household income
$89k
127% of South Dakota median
Schools in this city
3
About Schools in Castlewood, South Dakota
Castlewood, South Dakota is home to 4 schools, including 4 public schools. The city's schools span 2 elementary schools, 1 middle school, and 1 high school.
With an average rating of 7.0 out of 10, schools in Castlewood show moderate performance on the MySchoolScout composite scale, which blends student growth, poverty-adjusted academic achievement, and school environment — plus college readiness for high schools.
The highest-performing school in Castlewood is Castlewood High School - 01 with a composite score of 8.6/10, demonstrating strong academic outcomes and school quality metrics.
Castlewood is served by 1 school district: Castlewood School District 28-1. These districts collectively serve 338 students.
Castlewood's community shows 25% bachelor's degree attainment with a median household income of $88,571. The poverty rate in the area is 2.2%.
Browse the schools below to compare ratings, test scores, enrollment, and other key metrics. Use the filters to focus on specific school levels or types that match your family's needs.
Elementary Schools
2 schools| # | School | Rating |
|---|---|---|
| 1 | 144 students · Pre-K–5th | 7.0 |
| 2 | 15 students · Kindergarten–8th | — |
Middle Schools
1 school| # | School | Rating |
|---|---|---|
| 1 | 73 students · 6th–8th | 5.3 |
High Schools
1 school| # | School | Rating |
|---|---|---|
| 1 | 106 students · 9th–12th | 8.6 |
Schools in Castlewood
Castlewood, South Dakota · 4 schools
Community Demographics
Census ACS 2022 5-Year Estimates across 1 ZIP code
Median Income
$88,571
Median Home Value
$229,500
Median Rent
$1,096/mo
Population
1,367
College Educated
25%
Homeownership
88%
Poverty Rate
2.2%
Community Profile
Castlewood has a median household income of $88,571. It is an area where 25% of adults hold a bachelor's degree or higher. The median home value in the area is $229,500, with a median rent of $1,096/month. The local poverty rate of 2.2% is relatively low. Source: U.S. Census ACS 2022 5-Year Estimates.
Schools by Level
- State
- South Dakota
- Elementary
- 2
- Middle
- 1
- High
- 1
Resources
School District
Nearby Cities
Other Major Cities in South Dakota
Top metros statewide by school count.
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateFrequently Asked Questions
Common questions about schools in Castlewood, South Dakota
How many schools are in Castlewood, South Dakota?
Castlewood has 4 schools, including 4 public and 0 private schools spanning elementary, middle, and high school levels.
What is the average school rating in Castlewood, South Dakota?
The average MySchoolScout composite score for schools in Castlewood is 7.0 out of 10, built from student growth, poverty-adjusted academic achievement, and school environment — plus college readiness for high schools.
What is the top-ranked school in Castlewood, South Dakota?
The top-ranked school in Castlewood on MySchoolScout is Castlewood High School - 01 with a composite score of 8.6/10.
What is the best elementary school in Castlewood, South Dakota?
The top-ranked elementary school in Castlewood on MySchoolScout is Castlewood Elementary - 02 with a composite score of 7.0/10.
What is the best middle school in Castlewood, South Dakota?
The top-ranked middle school in Castlewood on MySchoolScout is Castlewood Middle School - 03 with a composite score of 5.3/10.
What is the best high school in Castlewood, South Dakota?
The top-ranked high school in Castlewood on MySchoolScout is Castlewood High School - 01 with a composite score of 8.6/10.
How many school districts serve Castlewood, South Dakota?
Castlewood is served by 1 school district: Castlewood School District 28-1.
What is the education level in Castlewood, South Dakota?
According to Census data, 25% of adults in Castlewood have earned a bachelor's degree or higher.
What is the median income in Castlewood, South Dakota?
The median household income in Castlewood is approximately $88,571 according to Census ACS 2022 estimates.
What is the student-teacher ratio in Castlewood, South Dakota?
The average student-teacher ratio across schools in Castlewood is 15.7:1. This ratio varies by school, so families should check individual school profiles for specific classroom sizes.
How does MySchoolScout rate schools in Castlewood, South Dakota?
MySchoolScout rates schools using publicly available data from the NCES Common Core of Data and state education departments. Each school receives a 1-10 composite score built from Student Growth, Poverty-Adjusted Academic Achievement, and School Environment — plus College Readiness for high schools. Weights vary by school level, and equity data is shown for context but not scored.
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Data from NCES Common Core of Data, South Dakota Dept. of Education, and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.