allk12 · Rankings · Lowest proficiency · Colorado · Jefferson County · Elementary schools

The lowest-performing public elementary schools by test proficiency in Jefferson County, Colorado

Across Jefferson County, Colorado, 82 public elementary schools are ranked here, ranked by the lowest composite state-assessment proficiency. Lumberg Elementary School leads the list at 8.2%, against a median of 50.2% across the ranked schools.

Use the search box to find a specific school within this ranking, sort by any column, or export the full list. Built from NCES and state data for 2024-25.

Schools ranked

Jefferson County, Colorado

Best % Proficient

8.2%

Median % Proficient

50.2%

LOWEST PROFICIENCY · JEFFERSON COUNTY, COLORADO

#	School	City	District	Level	% FRL	Students	% Proficient
1	Lumberg Elementary School	EDGEWATER, CO	Jefferson County School District No. R-1	Elementary	85.4%	526	8.2%
2	Deane Elementary School	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	80.1%	341	11.6%
3	Lasley Elementary School	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	75.9%	576	12.5%
4	Rose Stein International Elementary	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	79.8%	336	12.8%
5	Arvada K-8	ARVADA, CO	Jefferson County School District No. R-1	Elementary	82.1%	541	14.5%
6	Swanson Elementary School	ARVADA, CO	Jefferson County School District No. R-1	Elementary	72.4%	283	16.5%
7	Westgate Elementary School	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	68.9%	305	18.6%
8	Stevens Elementary School	WHEAT RIDGE, CO	Jefferson County School District No. R-1	Elementary	65.9%	469	19.9%
9	Eiber Elementary School	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	75.7%	255	20.0%
10	Little Elementary School	ARVADA, CO	Jefferson County School District No. R-1	Elementary	65.2%	310	21.3%
11	Slater Elementary School	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	72.5%	280	22.2%
12	Edgewater Elementary School	EDGEWATER, CO	Jefferson County School District No. R-1	Elementary	63.9%	335	22.9%
13	Secrest Elementary School	ARVADA, CO	Jefferson County School District No. R-1	Elementary	66.5%	334	24.2%
14	Adams Elementary School	WESTMINSTER, CO	Jefferson County School District No. R-1	Elementary	41.9%	310	27.1%
15	Foothills Elementary School	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	60.6%	363	27.5%
16	Semper Elementary School	WESTMINSTER, CO	Jefferson County School District No. R-1	Elementary	45.2%	314	27.8%
17	Foster Dual Language PK-8	ARVADA, CO	Jefferson County School District No. R-1	Elementary	50.2%	454	28.3%
18	Belmar School of Integrated Arts	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	48.8%	293	30.0%
19	Lawrence Elementary School	ARVADA, CO	Jefferson County School District No. R-1	Elementary	73.8%	412	30.6%
20	Welchester Elementary School	GOLDEN, CO	Jefferson County School District No. R-1	Elementary	72.4%	293	31.3%
21	Green Gables Elementary School	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	33.7%	315	32.3%
22	Bear Creek K-8 School	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	50.5%	863	32.5%
23	Jefferson County Open Elementary School	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	33.1%	236	35.9%
24	South Lakewood Elementary School	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	54.5%	393	38.0%
25	Weber Elementary School	ARVADA, CO	Jefferson County School District No. R-1	Elementary	41.3%	312	38.0%
26	Free Horizon Montessori	GOLDEN, CO	Jefferson County School District No. R-1	Elementary	24.1%	382	38.5%
27	Kendallvue Elementary School	MORRISON, CO	Jefferson County School District No. R-1	Elementary	34.9%	370	38.7%
28	Powderhorn Elementary School	LITTLETON, CO	Jefferson County School District No. R-1	Elementary	25.7%	522	39.2%
29	Blue Heron Elementary School	LITTLETON, CO	Jefferson County School District No. R-1	Elementary	30.8%	325	40.5%
30	Columbine Hills Elementary School	LITTLETON, CO	Jefferson County School District No. R-1	Elementary	33.7%	315	40.6%
31	Lukas Elementary School	WESTMINSTER, CO	Jefferson County School District No. R-1	Elementary	31.3%	402	40.9%
32	Mortensen Elementary School	LITTLETON, CO	Jefferson County School District No. R-1	Elementary	36.9%	260	41.9%
33	Fremont Elementary School	ARVADA, CO	Jefferson County School District No. R-1	Elementary	44.4%	268	41.9%
34	Mountain Phoenix Community School	WHEATRIDGE, CO	Jefferson County School District No. R-1	Elementary	27.8%	533	42.0%
35	Patterson International School	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	52.3%	346	42.4%
36	Dutch Creek Elementary School	LITTLETON, CO	Jefferson County School District No. R-1	Elementary	35.0%	286	43.3%
37	Vanderhoof Elementary School	ARVADA, CO	Jefferson County School District No. R-1	Elementary	36.7%	403	46.2%
38	Excel Academy Charter School	ARVADA, CO	Jefferson County School District No. R-1	Elementary	24.5%	445	47.9%
39	Shelton Elementary School	GOLDEN, CO	Jefferson County School District No. R-1	Elementary	36.8%	394	48.7%
40	Leawood Elementary School	LITTLETON, CO	Jefferson County School District No. R-1	Elementary	27.1%	321	50.0%
41	Mount Carbon Elementary School	LITTLETON, CO	Jefferson County School District No. R-1	Elementary	19.6%	367	50.1%
42	Lincoln Charter Academy	ARVADA, CO	Jefferson County School District No. R-1	Elementary	28.4%	824	50.4%
43	Ryan Elementary School	WESTMINSTER, CO	Jefferson County School District No. R-1	Elementary	29.9%	511	50.9%
44	Montessori Peaks Charter Academy	LITTLETON, CO	Jefferson County School District No. R-1	Elementary	16.7%	444	51.2%
45	Peak Expeditionary - Pennington	WHEAT RIDGE, CO	Jefferson County School District No. R-1	Elementary	40.5%	316	51.3%
46	Van Arsdale Elementary School	ARVADA, CO	Jefferson County School District No. R-1	Elementary	16.7%	492	51.6%
47	Kendrick Lakes Elementary School	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	30.0%	443	52.2%
48	Woodrow Wilson Charter Academy	WESTMINSTER, CO	Jefferson County School District No. R-1	Elementary	17.2%	518	52.4%
49	Warder Elementary School	ARVADA, CO	Jefferson County School District No. R-1	Elementary	22.5%	432	52.6%
50	Hutchinson Elementary School	LAKEWOOD, CO	Jefferson County School District No. R-1	Elementary	23.5%	328	53.2%

Page 1 of 2 · top 82 of 82 ranked. NCES + state assessment data, 2024-25.↓ Download full CSV

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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.