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Best High Schools in Zip Code 57223

At a glance

School

112

Students

Top rankedCastlewood High School - 0162^nd of 166 South Dakota high schools

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Summary:

The 57223 zip code is home to a single high school, Castlewood High School - 01, which serves grades 9-12 and is part of the Castlewood School District 28-1. This standout institution consistently ranks among the top high schools in South Dakota, boasting exceptional academic performance, low dropout rates, and a small student-teacher ratio.

Castlewood High School - 01 is a high-performing school, with 11th-grade proficiency rates exceeding the state average in English Language Arts, Mathematics, and Science. The school's 4-year graduation rate of 86.4% and a low dropout rate of just 2.6% in the 2024-2025 school year further demonstrate its commitment to student success. The school's small class sizes, with a student-teacher ratio of 14.7, likely contribute to its academic achievements.

While the Castlewood School District 28-1 is only rated 2 stars out of 5 by SchoolDigger, Castlewood High School - 01 consistently ranks among the top high schools in the state, earning 4-star ratings in recent years. This exceptional performance sets the school apart from the district as a whole, making it a standout institution in the region and a desirable option for families seeking a high-quality education for their children.

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Ranking:

E Elementary M Middle H High A Alternative P Private

Choose columns to see: Summary School Students/Teachers Ranking Test Scores Finance All

School													Students/Teachers											Ranking (2025)				Ranking (2024)				Smarter Balanced Assessments English Language Arts (2025)	Smarter Balanced Assessments Mathematics (2025)	Smarter Balanced Assessments Science (2025)	Per Pupil Expenditures (2025)
Name	Type	Grades	Address	City	Zip	County	District	Is Charter	Is Magnet	Is Virtual	Is Title I	Phone	Enrollment	Full-time Teachers	Student/ Teacher Ratio	Free/Discounted Lunch Recipients	White	Black	Hispanic	Asian	American Indian	Pacific Islander	Two or More Races	Average Standard Score (2025)	Statewide Rank (2025)	State Percentile (2025)	SchoolDigger Rating (2025)	Average Standard Score (2024)	Statewide Rank (2024)	State Percentile (2024)	Rank Change from Previous Year	Smarter Balanced Assessments English Language Arts 11th Grade	Smarter Balanced Assessments Mathematics 11th Grade	Smarter Balanced Assessments Science 11th Grade	Per Pupil Expenditures Total	Sub-total from Federal Funds	Sub-total from State/Local Funds
Castlewood High School - 01	Public	9-12	310 E Harry St	Castlewood	57223	Hamlin County	Castlewood School District 28-1	(n/a)	(n/a)	No	No	(605) 793-2497	112	7	16.2	14.3%	102 (91.1%)	0 (0.0%)	7 (6.3%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	3 (2.7%)	63.2	62^nd of 166 public high schools	62.7%		82	19^th of 141 public high schools	86.5%	43	86.2	31.0	44.8	$11,478	$147	$11,330

Cities Near Zip Code 57223

City	Distance	# of Schools	Statewide Rank
Castlewood	0.09 mi	4	137^th
Estelline	12.22 mi	3	127^th
Watertown	12.67 mi	8	87^th
Hayti	13.84 mi	3	30^th
Clear Lake	16.97 mi	3	84^th

See the top SD South Dakota cities

SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the South Dakota Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.