For the 2025 school year, there are 2 public charter schools serving 124 students in Lake County, CA.
The top ranked public charter school in Lake County, CA is Lake County International Charter. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Lake County, CA public charter schools have an average math proficiency score of 45% (versus the California public charter school average of 32%), and reading proficiency score of 34% (versus the 48% statewide average). Charter schools in Lake County have an average ranking of 5/10, which is in the bottom 50% of California public charter schools.
Minority enrollment is 30% of the student body (majority Hispanic), which is less than the California public charter school average of 75% (majority Hispanic).
Best Public Charter Schools in Lake County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Lake County International Charter
Charter School
(Math: 40-49% | Reading: 30-39%)
Rank:
Rank:
6/
Top 50%10
15850 Armstrong St.
Middletown, CA 95461
(707) 987-3063
Middletown, CA 95461
(707) 987-3063
Gr: K-8 | 86 students Student-teacher ratio: 22:1 Minority enrollment: 33%
Rank: n/an/a
Shade Canyon
Charter School
4335 Sylar Ln.
Kelseyville, CA 95451
(707) 245-7757
Kelseyville, CA 95451
(707) 245-7757
Gr: K-8 | 38 students Student-teacher ratio: 19:1 Minority enrollment: 23%
Lake County Public Schools (Closed)
School
Location
Quick Facts
Clearlake Community High School (Closed 2015)
Alternative School
6945 Old Highway 53
Clearlake, CA 95422
(707) 995-9523
Clearlake, CA 95422
(707) 995-9523
Gr: 7-12
The Grove Middle School (Closed 2014)
Alternative School
635 First St
Upper Lake, CA 95485
(707) 275-0327
Upper Lake, CA 95485
(707) 275-0327
Gr: 6-8
13412 Bottle Rock Rd
Cobb, CA 95426
(707) 928-4831
Cobb, CA 95426
(707) 928-4831
Gr: 9-12 | 5 students Student-teacher ratio: 3:1
Intermountain Stem Academy Charter (Closed 2018)
Charter School
13412 Bottle Rock Rd.
Kelseyville, CA 95451
(707) 928-4873
Kelseyville, CA 95451
(707) 928-4873
Gr: 5-8 | 13 students Student-teacher ratio: 7:1 Minority enrollment: 23%
Kelseyville Elementary Community Day (Closed 2014)
Alternative School
3980 Gard St
Kelseyville, CA 95451
(707) 279-8414
Kelseyville, CA 95451
(707) 279-8414
Gr: K-6
Konocti Community Day (Closed 2009)
Alternative School
15850-b Dam Rd.
Lower Lake, CA 95457
(707) 994-6287
Lower Lake, CA 95457
(707) 994-6287
Gr: 6-8 | 8 students Student-teacher ratio: 8:1
Konocti Education Center (Closed 2023)
Alternative School
15850-a Dam Rd. Extention
Clearlake, CA 95422
(707) 994-6447
Clearlake, CA 95422
(707) 994-6447
Gr: 4-12 | 326 students Student-teacher ratio: 19:1 Minority enrollment: 61%
Lake County Middle School Community Day (Closed 2013)
Alternative School
6945 Old Hwy 53
Clearlake, CA 95422
(707) 995-9523
Clearlake, CA 95422
(707) 995-9523
Gr: 6-8
Middletown Community Day (Closed 2023)
Alternative School
20932 Big Canyon Rd.
Middletown, CA 95461
(707) 987-4185
Middletown, CA 95461
(707) 987-4185
Gr: 7-12
Middletown Elementary Community Day (Closed 2023)
Alternative School
20932 Big Canyon Rd.
Middletown, CA 95461
(707) 987-4187
Middletown, CA 95461
(707) 987-4187
Gr: K-6
Renaissance Court (Closed 2023)
Alternative School
1111 Whalen Way
Lakeport, CA 95453
(707) 262-4152
Lakeport, CA 95453
(707) 262-4152
Gr: K-12
10505 Fairway
Kelseyville, CA 95451
(707) 279-8414
Kelseyville, CA 95451
(707) 279-8414
Gr: 9-12 | 5 students Student-teacher ratio: 3:1 Minority enrollment: 39%
1777 West Avenue
Hidden Valley Lake, CA 95467
(707) 546-7050
Hidden Valley Lake, CA 95467
(707) 546-7050
Gr: 7-8 | 142 students Student-teacher ratio: 24:1 Minority enrollment: 83%
Frequently Asked Questions
What are the top ranked public charter schools in Lake County, CA?
The top ranked public charter schools in Lake County, CA include Lake County International Charter.
How many public charter schools are located in Lake County?
2 public charter schools are located in Lake County.
What is the racial composition of students in Lake County?
Lake County public charter schools minority enrollment is 30% of the student body (majority Hispanic), which is less than the California public charter schools average of 75% (majority Hispanic).
Recent Articles
Why Single-Sex Public Schools are Growing in Popularity
This article examines the growing trend of single-sex public schools in the United States. It explores the potential benefits, research findings, and controversies surrounding gender-specific education, as well as the factors driving its increasing popularity among parents and educators.
When Teachers Cheat: The Standardized Test Controversies
Teachers across the country are being accused of cheating on standardized tests, using erasers to conveniently change their students’ answers. However, are these teachers driven to cheat because the funding system is flawed?
When Field Trips Turn Deadly: Who is Responsible?
Recent deaths during field trips have parents and school officials questioning the safety of these excursions. Learn about these tragedies and what parameters should be in place to ensure a safe field trip.