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Very Good

#367 of 1,280 schools in IA

Top 29% in state

Lynnville-sully High School

High School · Lynnville-Sully Comm School District

PO BOX 210 12476 Hwy F62 E, Sully, IA 50251

Enrollment

156

Student-Teacher

15.6:1

Score

7.5

Grades

9th – 12th

Data vintage2022-23

How this school compares

Iowa schools

#367 of 1,280

In Sully

#2 of 3

public schools

In district

#2 of 3

Lynnville-Sully Comm School District

Equity

8.5 / 10

Excellent

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Lynnville-sully High School

7.5/10

High School in Sully · grades 9th – 12th. Start here, then compare fit against nearby and district options.

Lynnville-sully Elementary School

8.6/10

0.0 mi away. Use as a geographic alternative in the same move search.

Lynnville-sully Middle School

7.4/10

0.0 mi away. Use as a geographic alternative in the same move search.

About Lynnville-sully High School

Lynnville-sully High School is a public high school in Sully, IA, part of Lynnville-Sully Comm School District. Lynnville-sully High School serves approximately 156 students, and covers grades 9th-12th, and has a 15.6:1 student-teacher ratio. Lynnville-sully High School has a current MySchoolScout rating of 7.5 out of 10 and ranks #367 of 1,280 schools in IA.

Structured state assessment records for Lynnville-sully High School show 88% math proficiency (multi-year average, 2009-2025) and 85% reading/ELA proficiency (multi-year average, 2009-2025).

How it compares1.5 pts above IA schools
  • This school 7.5 · Very Good
  • IA avg 6.0

What Parents Should Know

At 156 students, Lynnville-sully High School is on the smaller side. That usually buys more individual attention and teachers who know every kid by name, with the trade-off of fewer electives and extracurriculars than a larger school can staff. Ask what activities it actually offers.

Lynnville-sully High School sits in a rural area, which can mean longer drives for some families. Rural schools are often community anchors with smaller classes, but check transportation, after-school options, and access to specialized services before you commit.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress6.8Average25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data15
Annual Change-0.58 pts/yr
Data Period2009–2025
TrendStable
Academics8.4Excellent25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency84.9% (2025 ISASP)
Reading/ELA Proficiency87.2% (2025 ISASP)
Math vs. State Avg+18.4 pts
Reading vs. State Avg+10.1 pts
Overall Proficiency86% (2025 ISASP, Math+ELA)
Expected (poverty-adj.)84% (model expectation from 2025 ISASP)
vs. Expected+1.9 pts
Adjusted Percentile76th
College Readiness9.1Excellent30%
Graduation rates, AP course participation, and IB availability.
View breakdown
4-Year Graduation Rate90%+
IB ProgramNo
Resources & Environment5.1Average20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio15.6:1
Per-Pupil Spending$12,337
Chronic Absenteeism16.7%

Lynnville-sully High School — Students at Lynnville-sully High School score 86% proficient, which is above what's typical for similar communities (expected: 84%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

19.2%

Students qualifying for federal meal assistance

Test Scores IA ISASP (2024-25)

Math Proficiency 88.0% (multi-year average, 2009-2025)
School
State
67.3% (2025 ISASP)
ELA Proficiency 85.0% (multi-year average, 2009-2025)
School
State
74.2% (2025 ISASP)

Based on 35 test records from IA state assessments. About our data

Proficiency Trend

→ Stable

Average proficiency (% at or above grade level) across Math & ELA over time.

2009
Math
95%
ELA
84.5%
2010
Math
84.5%
ELA
74.5%
2011
Math
95%
ELA
84.5%
2012
Math
95%
ELA
95%
2013
Math
95%
ELA
95%
2014
Math
95%
ELA
74.5%
2015
Math
95%
ELA
95%
2016
Math
95%
ELA
84.5%
2017
Math
95%
ELA
84.5%
2018
Math
90%
ELA
90%
2019
Math
90%
ELA
90%
2020*
Math
72%
ELA
77%
2021*
Math
72%
ELA
77%
2022
Math
72%
ELA
77%
2025
Math
84.9%
ELA
87.2%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 6.8/10.

How Lynnville-sully High School Compares

See how Lynnville-sully High School performs across key quality dimensions compared to state benchmarks.

Overall Score
7.5/10
71th percentile in IA
Academic
8.4/10
Excellent
Growth
6.8/10
Average
Environment
5.1/10
Average
Sports
13
7 boys' · 6 girls'
Advanced STEM
5/5
Subjects offered
Gifted & Talented
Yes
Program available

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
19%
Teaching Staff
16:1 student-teacher ratio
10 teachers
Chronic Absenteeism
Students missing 15+ days per year (SY 2022-23)
16.7%

Programs & Offerings

Athletics13sports offered
7 boys'·6 girls'·23 teams (incl. JV)·CRDC 2021-22
Advanced STEM Courses5 of 5 advanced subjects offered
Algebra II, Advanced Math, Calculus, Chemistry, Physics·CRDC 2021-22
Gifted & Talented Program Available
This school offers a gifted and talented program for qualifying students. · CRDC 2021-22

Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more

Location

PO BOX 210 12476 Hwy F62 E, Sully, IA 50251

Nearby Alternatives

Families considering Lynnville-sully High School may also want to explore other high schools in the area. Pella High School (rated 7.2/10, 12.9 miles away, in nearby Pella), with a very similar rating. Another option is Grinnell Community Senior High School (rated 7.2/10, 12.8 miles away, in nearby Grinnell), with a very similar rating. Additionally, North Mahaska Jr-Sr High School (rated 6.1/10, 13.1 miles away, in nearby New Sharon), a more accessible option. For more schools in Sully, see our Sully schools guide .

Nearby Schools

20 within 13.1 mi
School Distance Rating
Lynnville-Sully Elementary School Sully 0.0 mi 8.6
Lynnville-Sully Middle School Sully 0.0 mi 7.4
SULLY CHRISTIAN SCHOOL Sully 0.6 mi 4.9
Jefferson Intermediate Pella 12.5 mi 7.7
Pella Middle School Pella 12.5 mi 8.2
Lincoln Elementary School Pella 12.4 mi 6.9
Madison Elementary School Pella 12.8 mi 7.1
PELLA CHRISTIAN GRADE SCHOOL Pella 12.7 mi 7.2
Pella High School Pella 12.9 mi 7.2
Davis Elementary School Grinnell 12.3 mi 7.8
Grinnell Community Middle School Grinnell 12.2 mi 7.3
PELLA CHRISTIAN HIGH SCHOOL Pella 13.3 mi 5.7
Grinnell Community Senior High School Grinnell 12.8 mi 7.2
Bailey Park Elementary School Grinnell 12.8 mi 8.0
CENTRAL IOWA CHRISTIAN SCHOOL Grinnell 13.4 mi 5.2
Fairview Elementary School Grinnell 13.4 mi 8.0
Aurora Heights Elementary School Newton 12.3 mi 5.5
Berg Middle School Newton 12.8 mi 3.3
NEWTON CHRISTIAN SCHOOL Newton 13.2 mi 6.4
North Mahaska Jr-Sr High School New Sharon 13.1 mi 6.1

Neighborhood Census ACS (2019-2023)

Census data for ZIP 50251 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$95,417

Median Home Value

$171,500

Median Rent

$905/mo

Population

1,481

College Educated

22.9%

Homeownership

84.8%

Avg Commute

20 min

Poverty Rate

3.2%

Median Age

38.5

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Kingsley-Pierson High School Kingsley, IA 7.5
Lake Mills Senior High School Lake Mills, IA 7.5
Maquoketa Valley Senior High School Delhi, IA 7.5
Dunkerton High School Dunkerton, IA 7.4
MMCRU High School Marcus, IA 7.4
Stanton High School Stanton, IA 7.6

Frequently Asked Questions

Common questions about Lynnville-sully High School

What grades does Lynnville-sully High School serve?

Lynnville-sully High School serves students in grades 9th through 12th.

How many students attend Lynnville-sully High School?

Lynnville-sully High School has an enrollment of approximately 156 students.

What is the student-teacher ratio at Lynnville-sully High School?

The student-teacher ratio at Lynnville-sully High School is 15.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Lynnville-sully High School rank in IA?

Lynnville-sully High School ranks #367 of 1,280 schools in IA.

What is Lynnville-sully High School's MySchoolScout rating?

Lynnville-sully High School has a current MySchoolScout rating of 7.5 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.

What are the test scores at Lynnville-sully High School?

Based on loaded state assessment records, Lynnville-sully High School has 88% math proficiency (multi-year average, 2009-2025) and 85% reading/ELA proficiency (multi-year average, 2009-2025).

Is Lynnville-sully High School a charter school?

No, Lynnville-sully High School is not a charter school. It is a traditional public school operated by the local school district.

Is Lynnville-sully High School a Title I school?

No, Lynnville-sully High School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Lynnville-sully High School?

19.2% of students at Lynnville-sully High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

Walk Score
22 Car-Dependent
Bike Score
40 Somewhat Bikeable

Powered by Walk Score

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
156
Student-Teacher Ratio
15.6:1
Teachers (FTE)
10
Free/Reduced Lunch
19.2%
Type
regular
Setting
Remote Rural
County
Jasper County
Chronic Absenteeism (SY 2022-23)
16.7%
4-Year Graduation
90%+

District

Lynnville-Sully Comm School District
District Enrollment
550
Schools in District
3
Per-Pupil Spending
$12,337
District Rank
#2 of 3

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