Schools by Math Proficiency in Pomona Unified (2025)

Schools ranked by the share of tested students proficient or above in math on the state assessment (EDFacts, all students), for schools with 30 or more tested students. Listed with official data; 33 schools in Pomona Unified, California. Rank positions shown on each profile are within United States and California.

#	School	Sector	Math · reading	Success Index (US)	Key result	Students
1	Pantera Elementary Diamond Bar · Elementary · Grades K–6	Public	72% · 77%	69.7 Top 25%	72% Math proficiency	512
2	Ranch Hills Elementary Pomona · Elementary · Grades K–6	Public	54% · 63%	54.2 Top 50%	54% Math proficiency	449
3	Golden Springs Elementary Diamond Bar · Elementary · Grades K–6	Public	52% · 57%	46.1 Lower 50%	52% Math proficiency	388
4	Lexington Elementary Pomona · Elementary · Grades K–8	Public	45% · 40%	29.9 Lower 50%	45% Math proficiency	537
5	Armstrong Elementary Diamond Bar · Elementary · Grades K–6	Public	42% · 67%	49.8 Lower 50%	42% Math proficiency	251
6	Cortez Elementary Pomona · Elementary · Grades K–8	Public	39% · 47%	29.1 Lower 50%	39% Math proficiency	607
7	Allison Elementary Pomona · Elementary · Grades K–6	Public	37% · 42%	25.4 Lower 50%	37% Math proficiency	427
8	Westmont Elementary Pomona · Elementary · Grades K–6	Public	37% · 37%	26.5 Lower 50%	37% Math proficiency	327
9	Diamond Ranch High Pomona · High · Grades 9–12	Public	36% · 71%	42.6 Lower 50%	36% Math proficiency	1,542
10	Lorbeer Middle Diamond Bar · Middle · Grades 7–8	Public	36% · 54%	37.0 Lower 50%	36% Math proficiency	688
11	Roosevelt Elementary Pomona · Elementary · Grades K–6	Public	36% · 42%	24.6 Lower 50%	36% Math proficiency	529
12	Madison Elementary Pomona · Elementary · Grades K–6	Public	29% · 36%	17.4 Lower 50%	29% Math proficiency	382
13	Harrison Elementary Pomona · Elementary · Grades K–8	Public	28% · 36%	19.5 Lower 50%	28% Math proficiency	328
14	La Verne Science and Technology Charter Pomona · Elementary · Grades K–6	Charter	27% · 37%	23.4 Lower 50%	27% Math proficiency	270
15	Kellogg Polytechnic Elementary Pomona · Elementary · Grades K–6	Public	27% · 37%	21.3 Lower 50%	27% Math proficiency	302
16	Lincoln Elementary Pomona · Elementary · Grades K–6	Public	27% · 37%	18.6 Lower 50%	27% Math proficiency	345
17	San Jose Elementary Pomona · Elementary · Grades K–8	Public	27% · 36%	21.6 Lower 50%	27% Math proficiency	511
18	Washington Elementary Pomona · Elementary · Grades K–5	Public	27% · 31%	14.7 Lower 50%	27% Math proficiency	645
19	Lopez Elementary Pomona · Elementary · Grades K–6	Public	26% · 40%	17.9 Lower 50%	26% Math proficiency	394
20	Decker Elementary Pomona · Elementary · Grades K–6	Public	26% · 36%	23.0 Lower 50%	26% Math proficiency	437
21	Philadelphia Elementary Pomona · Elementary · Grades K–6	Public	23% · 38%	18.9 Lower 50%	23% Math proficiency	535
22	Alcott Elementary Pomona · Elementary · Grades K–6	Public	23% · 34%	15.4 Lower 50%	23% Math proficiency	606
23	Vejar Elementary Pomona · Elementary · Grades K–8	Public	23% · 33%	14.9 Lower 50%	23% Math proficiency	741
24	Arroyo Elementary Pomona · Elementary · Grades K–6	Public	22% · 28%	12.6 Lower 50%	22% Math proficiency	479
25	Simons Middle Pomona · Middle · Grades 6–8	Public	21% · 43%	20.1 Lower 50%	21% Math proficiency	578
26	Marshall Middle Pomona · Middle · Grades 6–8	Public	18% · 40%	22.5 Lower 50%	18% Math proficiency	249
27	Kingsley Elementary Pomona · Elementary · Grades K–5	Public	18% · 26%	13.0 Lower 50%	18% Math proficiency	656
28	Pomona High Pomona · High · Grades 9–12	Public	17% · 43%	21.1 Lower 50%	17% Math proficiency	993
29	Garey High Pomona · High · Grades 9–12	Public	17% · 39%	17.8 Lower 50%	17% Math proficiency	1,567
30	Barfield Elementary Pomona · Elementary · Grades K–6	Public	17% · 32%	13.4 Lower 50%	17% Math proficiency	282
31	Emerson Middle Pomona · Middle · Grades 6–8	Public	15% · 37%	14.6 Lower 50%	15% Math proficiency	664
32	Fremont Academy of Engineering and Design Pomona · High · Grades 7–12	Public	14% · 33%	15.7 Lower 50%	14% Math proficiency	597
33	Ganesha High Pomona · High · Grades 9–12	Public	11% · 43%	17.9 Lower 50%	11% Math proficiency	895

Pantera Elementary in Diamond Bar leads the 2025 list of schools by math proficiency in Pomona Unified with Math · reading 72% · 77%. Of the 33 schools shown, 32 are public, 1 are charter.

For the full picture see the wider California schools by math proficiency rankings, every school on the Pomona Unified page, or the comparison tool to put a shortlist side by side.

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Frequently asked questions

What is the best math results school in Pomona Unified?

Pantera Elementary in Diamond Bar, California ranks first among schools by math proficiency in Pomona Unified with Math · reading 72% · 77% (Enrollment: 512).

How are schools by math proficiency in Pomona Unified ranked?

Schools ranked by the share of tested students proficient or above in math on the state assessment (EDFacts, all students), for schools with 30 or more tested students. Figures are the most recent published by the national authority and matched to the school directory.

Are these 2025 rankings official?

No. They are computed by Success Tutoring from official American data (Urban Institute Education Data Portal (NCES CCD, EDFacts); NCES Common Core of Data). States set their own assessments and proficiency cut scores, so proficiency rates are most comparable within a state. Use the state rankings for like-for-like comparisons.