For the 2026-27 school year, there are 9 public schools serving 3,538 students in Posey County, IN (there are 3 private schools, serving 524 private students). 87% of all K-12 students in Posey County, IN are educated in public schools (compared to the IN state average of 89%).
The top-ranked public schools in Posey County, IN are South Terrace Elementary School, Marrs Elementary School and North Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Posey County, IN public schools have an average math proficiency score of 52% (versus the Indiana public school average of 39%), and reading proficiency score of 50% (versus the 42% statewide average). Schools in Posey County have an average ranking of 10/10, which is in the top 10% of Indiana public schools.
Minority enrollment is 8% of the student body (majority Hispanic), which is less than the Indiana public school average of 38% (majority Hispanic and Black).
Best Public Schools in Posey County (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
South Terrace Elementary School
(Math: 82% | Reading: 69%)
Rank:
Rank:
10/
Top 5%10
8427 Haines Rd
Wadesville, IN 47638
(812) 985-3180
Wadesville, IN 47638
(812) 985-3180
Gr: PK-6 | 404 students Student-teacher ratio: 14:1 Minority enrollment: 4%
Rank: #22.
Marrs Elementary School
(Math: 70-74% | Reading: 45-49%)
Rank:
Rank:
9/
Top 20%10
9201 Hwy 62 E
Mount Vernon, IN 47620
(812) 985-2082
Mount Vernon, IN 47620
(812) 985-2082
Gr: K-5 | 297 students Student-teacher ratio: 12:1 Minority enrollment: 7%
Rank: #33.
North Elementary School
(Math: 57% | Reading: 50%)
Rank:
Rank:
8/
Top 30%10
63 W Fletchall Ave
Poseyville, IN 47633
(812) 874-2710
Poseyville, IN 47633
(812) 874-2710
Gr: PK-6 | 364 students Student-teacher ratio: 13:1 Minority enrollment: 6%
Rank: #44.
Farmersville Elementary School
(Math: 55-59% | Reading: 45-49%)
Rank:
Rank:
8/
Top 30%10
4065 Hwy 69 S
Mount Vernon, IN 47620
(812) 838-6593
Mount Vernon, IN 47620
(812) 838-6593
Gr: PK-5 | 276 students Student-teacher ratio: 12:1 Minority enrollment: 5%
Rank: #55.
North Posey Junior High School
(Math: 44% | Reading: 59%)
Rank:
Rank:
8/
Top 30%10
5800 High School Rd
Poseyville, IN 47633
(812) 673-4244
Poseyville, IN 47633
(812) 673-4244
Gr: 7-8 | 234 students Student-teacher ratio: 12:1 Minority enrollment: 4%
Rank: #66.
West Elementary School
(Math: 55-59% | Reading: 40-44%)
Rank:
Rank:
8/
Top 30%10
1105 W 4th St
Mount Vernon, IN 47620
(812) 833-2072
Mount Vernon, IN 47620
(812) 833-2072
Gr: PK-5 | 350 students Student-teacher ratio: 13:1 Minority enrollment: 15%
Rank: #77.
Mount Vernon High School
(Math: 25-29% | Reading: 60-64%)
Rank:
Rank:
7/
Top 50%10
700 Harriett St
Mount Vernon, IN 47620
(812) 838-4356
Mount Vernon, IN 47620
(812) 838-4356
Gr: 9-12 | 583 students Student-teacher ratio: 11:1 Minority enrollment: 12%
Rank: #88.
North Posey High School
(Math: 30-34% | Reading: 50-54%)
Rank:
Rank:
7/
Top 50%10
5900 High School Rd
Poseyville, IN 47633
(812) 673-4242
Poseyville, IN 47633
(812) 673-4242
Gr: 7-12 | 453 students Student-teacher ratio: 14:1 Minority enrollment: 6%
Rank: #99.
Mount Vernon Jr High School
(Math: 41% | Reading: 38%)
Rank:
Rank:
5/
Bottom 50%10
701 Tile Factory Rd
Mount Vernon, IN 47620
(812) 833-2077
Mount Vernon, IN 47620
(812) 833-2077
Gr: 6-8 | 493 students Student-teacher ratio: 15:1 Minority enrollment: 11%
Posey County Public Schools (Closed)
School
Location
Quick Facts
716 Locust St
Mount Vernon, IN 47620
(812) 833-2069
Mount Vernon, IN 47620
(812) 833-2069
Gr: PK-5
1000 East St
New Harmony, IN 47631
(812) 682-4401
New Harmony, IN 47631
(812) 682-4401
Gr: PK-12 | 142 students Student-teacher ratio: 8:1 Minority enrollment: 8%
Frequently Asked Questions
What are the top-ranked public schools in Posey County, IN?
The top-ranked public schools in Posey County, IN include South Terrace Elementary School, Marrs Elementary School and North Elementary School.
How many public schools are located in Posey County?
9 public schools are located in Posey County.
What percentage of students in Posey County go to public school?
87% of all K-12 students in Posey County are educated in public schools (compared to the IN state average of 89%).
What is the racial composition of students in Posey County?
Posey County public schools minority enrollment is 8% of the student body (majority Hispanic), which is less than the Indiana public schools average of 38% (majority Hispanic and Black).
Which public schools in Posey County are often viewed compared to one another?
Popular comparisons of public schools in Posey County include: South Terrace Elementary School vs. North Elementary School, North Posey High School vs. Mount Vernon High School, Mount Vernon High School vs. North Posey High School
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