allk12 · Rankings · Lowest proficiency · California · Lake County

The lowest-performing public schools by test proficiency in Lake County, California

Across Lake County, California, 22 public schools are ranked here, ranked by the lowest composite state-assessment proficiency. Pomo leads the list at 11.1%, against a median of 18.7% across the ranked schools.

Sort any column, filter to a school or district, or download the full ranking as a CSV. Source data is federal NCES and state assessment reporting, 2024-25.

Schools ranked

Lake County, California

Best % Proficient

11.1%

Median % Proficient

18.7%

LOWEST PROFICIENCY · LAKE COUNTY, CALIFORNIA

#	School	City	District	Level	% FRL	Students	% Proficient
1	Pomo	Clearlake, CA	Konocti Unified	Elementary	85.3%	702	11.1%
2	Obsidian Middle	Clearlake, CA	Konocti Unified	Middle	76.9%	590	11.3%
3	Mountain Vista Middle	Kelseyville, CA	Kelseyville Unified	Middle	70.4%	405	11.8%
4	Burns Valley	Clearlake, CA	Konocti Unified	Elementary	82.2%	568	13.7%
5	East Lake	Clearlake Oaks, CA	Konocti Unified	Elementary	79.5%	195	14.6%
6	Minnie Cannon Elementary	Middletown, CA	Middletown Unified	Elementary	62.8%	164	15.5%
7	Upper Lake Middle	Upper Lake, CA	Upper Lake Unified	Middle	81.4%	183	15.8%
8	Lower Lake Elementary	Lower Lake, CA	Konocti Unified	Elementary	80.1%	743	16.5%
9	Terrace Middle	Lakeport, CA	Lakeport Unified	Middle	78.9%	370	16.8%
10	Riviera Elementary	Kelseyville, CA	Kelseyville Unified	Elementary	65.9%	287	18.1%
11	Lower Lake High	Lower Lake, CA	Konocti Unified	High	75.8%	966	18.5%
12	Upper Lake Elementary	Upper Lake, CA	Upper Lake Unified	Elementary	83.4%	429	18.8%
13	Clear Lake High	Lakeport, CA	Lakeport Unified	High	77.3%	335	19.6%
14	Kelseyville Elementary	Kelseyville, CA	Kelseyville Unified	Elementary	75.0%	543	19.9%
15	Kelseyville High	Kelseyville, CA	Kelseyville Unified	High	62.7%	515	20.0%
16	Lakeport Elementary	Lakeport, CA	Lakeport Unified	Elementary	81.5%	530	23.8%
17	Upper Lake High	Upper Lake, CA	Upper Lake Unified	High	83.4%	307	24.4%
18	Lucerne Elementary	Lucerne, CA	Lucerne Elementary	Elementary	84.4%	282	28.8%
19	Cobb Mountain Elementary	Cobb, CA	Middletown Unified	Elementary	46.4%	110	31.4%
20	Middletown Middle	Middletown, CA	Middletown Unified	Middle	53.4%	320	33.4%
21	Coyote Valley Elementary	Hidden Valley Lake, CA	Middletown Unified	Elementary	43.3%	427	44.0%
22	Middletown High	Middletown, CA	Middletown Unified	High	55.1%	421	45.5%

Page 1 of 1 · top 22 of 22 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

All schools in Lake County →

Lowest proficiency rankings at a wider scope

All California Nationwide

Other rankings for Lake County, California

Largest Most diverse Lowest ratio Highest proficiency Fastest growing Highest poverty Lowest poverty Highest ratio Most Hispanic Most Black Most White Most Asian

All ranking categories →

DATA NOTICE

allk12 is independent and not affiliated with, endorsed by, or sponsored by NCES, the US Census Bureau, any state education agency or assessment program, or any other government agency. Source data is compiled from public records and provided "as is," without warranty of accuracy or completeness. You rely on it, and any analysis derived from it, at your own risk. See the full disclaimer.