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Central Lyon Secondary School

Public Grades 7-12

24^th

SchoolDigger Rank ?

of 340 Iowa High Schools

Better than 93% of Iowa high schools

Summary

Central Lyon Secondary School is a public high school in Rock Rapids, Iowa, serving grades 7-12 with a total enrollment of 364 students. This exceptional school is part of the Central Lyon Community School District, which is ranked 15th out of 313 districts in Iowa and has a 5-star rating from SchoolDigger.

Central Lyon Secondary School consistently ranks among the top high schools in Iowa, with a statewide ranking between 9th and 24th over the past several years. The school's students have demonstrated exceptional academic achievement, with consistently high proficiency rates in English Language Arts, Mathematics, and Science on the Iowa Statewide Assessment of Student Progress (ISASP) tests. For example, in the 2024-2025 school year, the school's 10th-grade students achieved 90.3% proficiency in ELA, 83.9% in Math, and 85.5% in Science, significantly outperforming the state averages. Additionally, the school has maintained high four-year graduation rates, ranging from 87.5% to 95.2% over the past few years, consistently exceeding the state average.

While Rock Valley High School and Boyden-Hull High School also demonstrate strong performance, with 4- or 5-star ratings from SchoolDigger and rankings among the top high schools in the state, Central Lyon Secondary School's consistent excellence and top-tier rankings set it apart as a model of educational quality and student success.

358

Students ?

13.2

Student/teacher ratio ?

$22,953

Per pupil spending ?

24%

Free/discounted lunch ?

1010 S Greene Street
Rock Rapids, IA 51246-0471

(712) 472-2664

District: Central Lyon Community School District

Feeder schools for Central Lyon Secondary School:

Elementary:

Central Lyon Elementary School

Racial breakdown:

White:

90.5%

Hispanic:

4.7%

African American:

2.5%

See top rated Iowa high schools

Compare Central Lyon Secondary School to nearby high schools!

At a glance

▼ Ranking trend: Declining — 99th percentile in 2014 → 93rd in 2025

Strengths

✓Test scores above the Iowa average (87% vs 71% meeting standards)

✓Ranks in the top 7% of Iowa high schools

✓92% graduate in 4 years — above the Iowa average (88%)

Worth a look

!Ranking has slipped — down 6 percentile points since 2014

Students meeting standards (2024-2025) ?

This school87%

District avg87%

Iowa avg71%

Middle school

16^th of 344

Iowa public middle schools ?

Top 5%▲ up 15 pts since 2022

From top 19% (2022) to top 5% (2025)

See the entire ranking list of Iowa Middle Schools →

★★★★★

SchoolDigger rating ?

High school

24^th of 340

Iowa public high schools ?

Top 7%▼ down 2 pts since 2016

See the entire ranking list of Iowa High Schools →

★★★★★

SchoolDigger rating ?

15^th of 313Central Lyon Community School District among Iowa districts

Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)

Middle school ranking

Show full rank history (all student groups)

All Students

Year	Avg score	Statewide rank	Iowa percentile	Rating
2025	85.3	16 of 344	95.3%	★★★★★
2024	76.0	57 of 337	83.1%	★★★★☆
2023	70.2	88 of 334	73.7%	★★★★☆
2022	74.8	65 of 337	80.7%	★★★★☆

High school ranking

Show full rank history (all student groups)

All Students

Year	Avg score	Statewide rank	Iowa percentile	Rating
2025	81.7	24 of 340	92.9%	★★★★★
2024	83.6	18 of 338	94.7%	★★★★★
2023	87.0	15 of 336	95.5%	★★★★★
2022	86.7	17 of 332	94.9%	★★★★★
2021	76.3	54 of 327	83.5%	★★★★☆
2019	89.4	9 of 327	97.2%	★★★★★
2018	78.8	32 of 320	90.0%	★★★★★
2017	56.0	168 of 325	48.3%	★★☆☆☆
2016	88.6	16 of 320	95.0%	★★★★★
2014	90.6	2 of 322	99.4%	★★★★★
2013	89.1	5 of 351	98.6%	★★★★★
2012	68.8	105 of 351	70.1%	★★★★☆

By subject vs Iowa (2024-2025) ?

English Language Arts90%+15 vs state

Science88%+20 vs state

Mathematics83%+14 vs state

★

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Schools Near Central Lyon Secondary School

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

School													Students/Teachers											Ranking (2025)				Ranking (2024)				ISASP English Language Arts (2025)					ISASP Mathematics (2025)					ISASP Science (2025)		Per Pupil Expenditures (2019)
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	ISASP English Language Arts 7th Grade	ISASP English Language Arts 8th Grade	ISASP English Language Arts 9th Grade	ISASP English Language Arts 10th Grade	ISASP English Language Arts 11th Grade	ISASP Mathematics 7th Grade	ISASP Mathematics 8th Grade	ISASP Mathematics 9th Grade	ISASP Mathematics 10th Grade	ISASP Mathematics 11th Grade	ISASP Science 8th Grade	ISASP Science 10th Grade	Per Pupil Expenditures Total	Sub-total from Federal Funds	Sub-total from State/Local Funds
Central Lyon Secondary School	Public	7-12	1010 S Greene Street	Rock Rapids	51246	Lyon County	Central Lyon Community School District	No	(n/a)	No	No	(712) 472-2664	358	27	13.2	24.0%	324 (90.5%)	9 (2.5%)	17 (4.7%)	0 (0.0%)	1 (0.3%)	3 (0.8%)	4 (1.1%)	81.7	24^th of 340 public high schools	92.9%		83.6	18^th of 338 public high schools	94.7%	6	90.7	91.1	86.2	90.3	92.3	85.2	89.3	69.0	83.9	86.5	91.1	85.5	$22,953	$660	$22,293
George-Little Rock Senior High School	Public	9-12	500 E Indiana Ave	George	51237	Lyon County	George-Little Rock Community School District	No	(n/a)	No	No	(712) 475-3311	102	12	8.8	38.2%	88 (86.3%)	0 (0.0%)	6 (5.9%)	0 (0.0%)	0 (0.0%)	5 (4.9%)	3 (2.9%)	55.4	175^th of 340 public high schools	48.5%		50.3	191^st of 338 public high schools	43.5%	16			73.9	82.8	82.4			52.2	79.3	76.5		62.1	$17,030	$154	$16,876
West Lyon High School	Public	9-12	1787 182nd Street	Inwood	51240	Lyon County	West Lyon Community School District	No	(n/a)	No	No	(712) 753-4917	284	23	12.5	24.6%	259 (91.2%)	0 (0.0%)	22 (7.7%)	1 (0.4%)	0 (0.0%)	0 (0.0%)	2 (0.7%)	70.3	86^th of 340 public high schools	74.7%		79.9	33^rd of 338 public high schools	90.2%	53			76.9	70.8	84.1			80.0	83.1	85.7		78.5	$16,584	$345	$16,239
Rock Valley High School	Public	9-12	1712 20th Ave	Rock Valley	51247	Sioux County	Rock Valley Community School District	No	(n/a)	No	No	(712) 476-2701	242	23	10.7	63.2%	142 (58.7%)	2 (0.8%)	96 (39.7%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	2 (0.8%)	83.9	17^th of 340 public high schools	95.0%		75.4	59^th of 338 public high schools	82.5%	42			90.6	92.3	86.2			83.0	76.9	82.8		84.6	$19,603	$311	$19,292
Boyden-Hull High School	Public	7-12	801 1st St	Hull	51239	Sioux County	Boyden-Hull Community School District	No	(n/a)	No	No	(712) 439-2440	253	19	13.6	44.3%	165 (65.2%)	1 (0.4%)	83 (32.8%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	4 (1.6%)	60	156^th of 340 public high schools	54.1%		73.2	72^nd of 338 public high schools	78.7%	84	65.6	80.0	75.7	71.4	75.0	71.9	88.9	75.7	78.6	77.5	73.3	69.0	$14,033	$166	$13,867

Frequently Asked Questions about Central Lyon Secondary School

How many students attend Central Lyon Secondary School?

In the 2024-25 school year, 358 students attended Central Lyon Secondary School.

Is Central Lyon Secondary School a good school?

Yes. Central Lyon Secondary School ranks in the top 7.1% of Iowa high schools.

What district is Central Lyon Secondary School in?

Central Lyon Community School District

What is the racial makeup of Central Lyon Secondary School?

Students at Central Lyon Secondary School are 91% White, 5% Hispanic, 3% African American, 1% Two or more races.

What schools feed into Central Lyon Secondary School?

Central Lyon Secondary School is fed by the following schools:

Elementary : Central Lyon Elementary School

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