Best Public Charter Schools in Lake County (2025-26)

Best Lake County Public Charter Schools (2025-26)

For the 2025-26 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 score of 45% (versus the California public charter school average of 32%), and 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 (2025-26)

School
(Math and Reading Proficiency)

Location

Quick Facts

Rank: #11.

Lake County International Charter

Charter School

(Math: 40-49% | Reading: 30-39%)
:

Top 50%

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15850 Armstrong St.
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

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4335 Sylar Ln.
Kelseyville, CA 95451
(707) 245-7757

Gr: K-8 | 38 students Student-teacher ratio: 19:1 Minority enrollment: 23%

[+] Show Closed Public Schools in Lake County, CA

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

Gr: 7-12

The Grove Middle School (Closed 2014)

Alternative School

635 First St
Upper Lake, CA 95485
(707) 275-0327

Gr: 6-8

Intermountain High School (Closed 2014)

13412 Bottle Rock Rd
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

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

Gr: K-6

Konocti Community Day (Closed 2009)

Alternative School

15850-b Dam Rd.
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

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

Gr: 6-8

Middletown Community Day (Closed 2023)

Alternative School

20932 Big Canyon Rd.
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

Gr: K-6

Renaissance Court (Closed 2023)

Alternative School

1111 Whalen Way
Lakeport, CA 95453
(707) 262-4152

Gr: K-12

Riviera High School (Closed 2013)

10505 Fairway
Kelseyville, CA 95451
(707) 279-8414

Gr: 9-12 | 5 students Student-teacher ratio: 3:1 Minority enrollment: 39%

Roseland Accelerated Middle School (Closed 2004)

1777 West Avenue
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).