For the 2026 school year, there are 8 public schools serving 2,001 students in Delaware County, IA (there are , serving 253 private students). 89% of all K-12 students in Delaware County, IA are educated in public schools (compared to the IA state average of 90%).
The top-ranked public schools in Delaware County, IA are Delhi Elementary School, Johnston Elementary School and Maquoketa Valley Middle School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Delaware County, IA public schools have an average math proficiency score of 80% (versus the Iowa public school average of 68%), and reading proficiency score of 78% (versus the 70% statewide average). Schools in Delaware County have an average ranking of 10/10, which is in the top 10% of Iowa public schools.
Minority enrollment is 8% of the student body (majority Hispanic and Black), which is less than the Iowa public school average of 29% (majority Hispanic).
Best Public Schools in Delaware County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Delhi Elementary School
(Math: 90-94% | Reading: 85-89%)
Rank:
Rank:
10/
Top 5%10
112 Third Street
Delhi, IA 52223
(563) 922-9411
Delhi, IA 52223
(563) 922-9411
Gr: 3-5 | 143 students Student-teacher ratio: 16:1 Minority enrollment: 3%
Rank: #22.
Johnston Elementary School
(Math: ≥90% | Reading: ≥90% )
Rank:
Rank:
10/
Top 10%10
131 Culver Road
Hopkinton, IA 52237
(563) 926-2701
Hopkinton, IA 52237
(563) 926-2701
Gr: 1-2 | 101 students Student-teacher ratio: 10:1 Minority enrollment: 5%
Rank: #33.
Maquoketa Valley Middle School
(Math: 85-89% | Reading: 80-84%)
Rank:
Rank:
10/
Top 10%10
112 Third Street
Delhi, IA 52223
(563) 922-9411
Delhi, IA 52223
(563) 922-9411
Gr: 6-8 | 147 students Student-teacher ratio: 18:1 Minority enrollment: 3%
Rank: #44.
Maquoketa Valley Senior High School
(Math: 75-79% | Reading: 80-84%)
Rank:
Rank:
8/
Top 30%10
107 South St
Delhi, IA 52223
(563) 922-2091
Delhi, IA 52223
(563) 922-2091
Gr: 9-12 | 211 students Student-teacher ratio: 12:1 Minority enrollment: 4%
Rank: #55.
West Delaware Middle School
(Math: 78% | Reading: 77%)
Rank:
Rank:
8/
Top 30%10
1101 Doctor St
Manchester, IA 52057
(563) 927-3515
Manchester, IA 52057
(563) 927-3515
Gr: 5-8 | 372 students Student-teacher ratio: 12:1 Minority enrollment: 7%
Rank: #66.
Lambert Elementary School
(Math: 80-84% | Reading: 70-74%)
Rank:
Rank:
8/
Top 30%10
1001 Doctor St
Manchester, IA 52057
(563) 927-3515
Manchester, IA 52057
(563) 927-3515
Gr: PK-4 | 465 students Student-teacher ratio: 13:1 Minority enrollment: 13%
Rank: #77.
West Delaware High School
(Math: 74% | Reading: 76%)
Rank:
Rank:
6/
Top 50%10
605 New St
Manchester, IA 52057
(563) 927-3515
Manchester, IA 52057
(563) 927-3515
Gr: 9-12 | 466 students Student-teacher ratio: 13:1 Minority enrollment: 8%
Rank: #88.
Earlville Elementary School
(Math: ≥80% | Reading: ≥80% )
Rank:
Rank:
5/
Bottom 50%10
213 Stow St
Earlville, IA 52041
(563) 923-3225
Earlville, IA 52041
(563) 923-3225
Gr: PK-K | 96 students Student-teacher ratio: 16:1 Minority enrollment: 2%
Delaware County Public Schools (Closed)
School
Location
Quick Facts
300 E Howard St
Manchester, IA 52057
(563) 927-5017
Manchester, IA 52057
(563) 927-5017
Gr: PK-K | 43 students Student-teacher ratio: 7:1 Minority enrollment: 2%
Frequently Asked Questions
What are the top-ranked public schools in Delaware County, IA?
The top-ranked public schools in Delaware County, IA include Delhi Elementary School, Johnston Elementary School and Maquoketa Valley Middle School.
How many public schools are located in Delaware County?
8 public schools are located in Delaware County.
What percentage of students in Delaware County go to public school?
89% of all K-12 students in Delaware County are educated in public schools (compared to the IA state average of 90%).
What is the racial composition of students in Delaware County?
Delaware County public schools minority enrollment is 8% of the student body (majority Hispanic and Black), which is less than the Iowa public schools average of 29% (majority Hispanic).
Which public schools in Delaware County are often viewed compared to one another?
Popular comparisons of public schools in Delaware County include: Maquoketa Valley Middle School vs. West Delaware Middle School, Lambert Elementary School vs. Delhi Elementary School, Delhi Elementary School vs. Lambert Elementary School
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