allk12 · Rankings · Lowest proficiency · Maryland · Howard County

The lowest-performing public schools by test proficiency in Howard County, Maryland

Across Howard County, Maryland, 75 public schools are ranked here, ranked by the lowest composite state-assessment proficiency. Thomas Viaduct Middle leads the list at 28.6%, against a median of 54.2% across the ranked schools.

The table below is sortable and filterable, and the full list downloads as a CSV. Figures come from federal NCES enrollment data and, where applicable, state assessment results for 2024-25.

Schools ranked

Howard County, Maryland

Best % Proficient

28.6%

Median % Proficient

54.2%

LOWEST PROFICIENCY · HOWARD COUNTY, MARYLAND

#	School	City	District	Level	% FRL	Students	% Proficient
1	Thomas Viaduct Middle	Hanover, MD	Howard County Public Schools	Middle	47.5%	758	28.6%
2	Lake Elkhorn Middle	Columbia, MD	Howard County Public Schools	Middle	49.0%	569	29.9%
3	Wilde Lake High	Columbia, MD	Howard County Public Schools	High	42.6%	1,197	32.5%
4	Oakland Mills High	Columbia, MD	Howard County Public Schools	High	43.2%	1,413	33.9%
5	Patuxent Valley Middle	Jessup, MD	Howard County Public Schools	Middle	43.7%	840	34.6%
6	Cradlerock Elementary	Columbia, MD	Howard County Public Schools	Elementary	55.6%	453	34.8%
7	Harpers Choice Middle	Columbia, MD	Howard County Public Schools	Middle	46.9%	471	35.4%
8	Guilford Park High	Jessup, MD	Howard County Public Schools	High	45.2%	1,218	36.0%
9	Long Reach High	Columbia, MD	Howard County Public Schools	High	37.6%	1,334	36.2%
10	Oakland Mills Middle	Columbia, MD	Howard County Public Schools	Middle	48.4%	415	36.3%
11	Laurel Woods Elementary	Laurel, MD	Howard County Public Schools	Elementary	58.4%	625	38.1%
12	Mayfield Woods Middle	Elkridge, MD	Howard County Public Schools	Middle	40.1%	731	38.7%
13	Running Brook Elementary	Columbia, MD	Howard County Public Schools	Elementary	52.8%	407	39.7%
14	Bollman Bridge Elementary	Jessup, MD	Howard County Public Schools	Elementary	52.9%	775	39.9%
15	Guilford Elementary	Columbia, MD	Howard County Public Schools	Elementary	46.5%	437	40.3%
16	Wilde Lake Middle	Columbia, MD	Howard County Public Schools	Middle	39.0%	643	40.5%
17	Jeffers Hill Elementary	Columbia, MD	Howard County Public Schools	Elementary	44.1%	406	41.6%
18	Atholton High	Columbia, MD	Howard County Public Schools	High	22.9%	1,540	41.8%
19	Murray Hill Middle	Laurel, MD	Howard County Public Schools	Middle	37.3%	616	42.4%
20	Hammond High	Columbia, MD	Howard County Public Schools	High	37.4%	1,159	42.7%
21	Reservoir High	Fulton, MD	Howard County Public Schools	High	26.2%	1,597	43.2%
22	Forest Ridge Elementary	Laurel, MD	Howard County Public Schools	Elementary	40.8%	659	43.7%
23	Hanover Hills Elementary	Hanover, MD	Howard County Public Schools	Elementary	43.0%	875	44.1%
24	Longfellow Elementary	Columbia, MD	Howard County Public Schools	Elementary	43.3%	446	44.3%
25	Ducketts Lane Elementary	Elkridge, MD	Howard County Public Schools	Elementary	60.6%	573	44.6%
26	Elkridge Landing Middle	Elkridge, MD	Howard County Public Schools	Middle	31.0%	686	45.1%
27	Deep Run Elementary	Elkridge, MD	Howard County Public Schools	Elementary	54.1%	638	45.6%
28	Bryant Woods Elementary	Columbia, MD	Howard County Public Schools	Elementary	51.1%	366	45.9%
29	Elkridge Elementary	Elkridge, MD	Howard County Public Schools	Elementary	45.9%	798	47.4%
30	Howard High	Ellicott City, MD	Howard County Public Schools	High	20.2%	1,493	47.5%
31	Thunder Hill Elementary	Columbia, MD	Howard County Public Schools	Elementary	37.7%	459	48.0%
32	Bonnie Branch Middle	Ellicott City, MD	Howard County Public Schools	Middle	29.2%	739	49.6%
33	Stevens Forest Elementary	Columbia, MD	Howard County Public Schools	Elementary	59.2%	314	51.3%
34	Mount Hebron High	Ellicott City, MD	Howard County Public Schools	High	19.2%	1,455	51.8%
35	Phelps Luck Elementary	Columbia, MD	Howard County Public Schools	Elementary	46.5%	681	51.8%
36	Talbott Springs Elementary	Columbia, MD	Howard County Public Schools	Elementary	45.3%	461	52.6%
37	Centennial High	Ellicott City, MD	Howard County Public Schools	High	18.5%	1,377	53.6%
38	Glenelg High	Glenelg, MD	Howard County Public Schools	High	10.2%	1,363	54.2%
39	Swansfield Elementary	Columbia, MD	Howard County Public Schools	Elementary	38.2%	594	54.3%
40	Hammond Middle	Laurel, MD	Howard County Public Schools	Middle	16.4%	604	54.8%
41	River Hill High	Clarksville, MD	Howard County Public Schools	High	7.7%	1,383	55.4%
42	Dunloggin Middle	Ellicott City, MD	Howard County Public Schools	Middle	25.4%	623	55.9%
43	Patapsco Middle	Ellicott City, MD	Howard County Public Schools	Middle	20.4%	670	58.6%
44	Marriotts Ridge High	Marriottsville, MD	Howard County Public Schools	High	15.5%	1,741	58.6%
45	Hollifield Station Elementary	Ellicott City, MD	Howard County Public Schools	Elementary	26.0%	677	59.0%
46	Bellows Spring Elementary	Ellicott City, MD	Howard County Public Schools	Elementary	26.3%	806	60.0%
47	Hammond Elementary	Laurel, MD	Howard County Public Schools	Elementary	18.6%	763	60.2%
48	Atholton Elementary	Columbia, MD	Howard County Public Schools	Elementary	15.9%	516	62.3%
49	Lisbon Elementary	Woodbine, MD	Howard County Public Schools	Elementary	14.4%	480	62.6%
50	Ellicott Mills Middle	Ellicott City, MD	Howard County Public Schools	Middle	14.6%	698	63.9%

Page 1 of 2 · top 75 of 75 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.