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Lake Mathews Elementary

Q: Is Lake Mathews Elementary a good school?

Lake Mathews Elementary ranks 1427 th of 5817 California elementary schools. SchoolDigger rates this school 4 stars out of 5.

Public Grades K-6

1427^th

SchoolDigger Rank ?

of 5,817 California Elementary Schools

Better than 75% of California elementary schools

Summary

Lake Mathews Elementary serves 733 students in grades K–6 in Riverside, California, as part of Riverside Unified. Its 2025–2026 results put it near the top of the 11-school comparison in every tested subject. Most importantly, it ranks second among those schools in English language arts, math and science.

Lake Mathews Elementary’s biggest advantage is math: 56% of students were proficient, 22 points above the district and 18 points above the state. Its 61% proficiency in English language arts was 14 points above the district and 12 above the state; science was its narrowest lead, at 37%—4 points above the district and 1 point above the state. It placed behind only Lake Hills Elementary in each subject. Fourth grade stands out within the school: proficiency was 80% in English language arts and 70% in math, both higher than at any other nearby school.

Over time, English language arts and math have improved modestly since 2022–2023, rising by 4 and 3 percentage points, respectively, while science fell by 6 points. The science gap with the state narrowed from a 12-point school lead to just 1 point in 2025–2026. SchoolDigger ranks the school at the 75th percentile statewide and gives it 4 stars, the second-highest percentile in this comparison. Its student-teacher ratio, 26.5 in 2024–2025, is the highest among nearby schools; its 45% free/reduced lunch eligible share that year is the lowest reported among nearby schools with the same measure. SchoolDigger’s student-group rankings show a strong current standing for Special Education Students, at the 90th percentile in 2025–2026, compared with 75th overall. Its ranking for Asian Students also rose notably, from the 50th percentile in 2023–2024 to the 76th in 2025–2026.

733

Students ?

26.5

Student/teacher ratio ?

$17,199

Per pupil spending ?

45.0%

Free/reduced lunch eligible (2024-25) ?

All students in California receive free school meals.

≥ 99%

Kindergartners with all required immunizations (2024-25)

12252 Blackburn Rd.
Riverside, CA 92503-7083

(951) 352-5520

District: Riverside Unified

Students who attend Lake Mathews Elementary usually attend:

Middle:	Frank Augustus Miller Middle
High:	Arlington High
	Riverside STEM Academy

Racial breakdown:

Hispanic:

45.4%

White:

25.0%

Asian:

17.1%

See top rated California elementary schools

Compare Lake Mathews Elementary to nearby elementary schools!

At a glance

▼ Ranking trend: Declining — 84th percentile in 2015 → 75th in 2026

Strengths

✓Test scores above the California average (56% vs 42% meeting standards)

✓Ranks in the top 25% of California elementary schools

✓Among the top-ranked schools in Riverside Unified

Worth a look

!Ranking has slipped — down 9 percentile points since 2015

!Some student groups rank well below the school's overall statewide standing

!Large classes — about 26 students per teacher

Students meeting standards (2025-2026) ?

This school56%

District avg39%

California avg42%

1,427^th of 5,817

California public elementary schools ?

Top 25%▼ down 13 pts since 2016

From top 11% (2016) to top 25% (2026)

See the entire ranking list of California Elementary Schools →

★★★★★

SchoolDigger rating ?

3^rd of 29Elementary Schools in the Riverside Unified

759^th of 1,530Riverside Unified among California districts

Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)

Show full rank history (all student groups)

All Students

Year	Avg score	Statewide rank	California percentile	Rating
2026	73.4	1427 of 5817	75.5%	★★★★☆
2025	72.6	1489 of 5857	74.6%	★★★★☆
2024	76.3	1324 of 5869	77.4%	★★★★☆
2023	75.1	1367 of 5859	76.7%	★★★★☆
2022	76.0	1360 of 5883	76.9%	★★★★☆
2019	80.0	1170 of 5789	79.8%	★★★★☆
2018	85.2	874 of 5662	84.6%	★★★★☆
2017	82.5	1025 of 5692	82.0%	★★★★☆
2016	89.6	644 of 5614	88.5%	★★★★☆
2015	85.2	873 of 5611	84.4%	★★★★☆
2013	87.0	645 of 5530	88.3%	★★★★☆
2012	83.7	803 of 5390	85.1%	★★★★☆
2011	77.9	1111 of 5377	79.3%	★★★★☆
2010	81.5	929 of 5314	82.5%	★★★★☆
2009	75.7	1175 of 5193	77.4%	★★★★☆
2008	79.8	981 of 5113	80.8%	★★★★☆
2007	77.5	1074 of 5113	79.0%	★★★★☆
2006	71.2	1285 of 4818	73.3%	★★★★☆
2005	73.8	1171 of 4822	75.7%	★★★★☆
2004	68.0	1363 of 4809	71.7%	★★★★☆

Asian

Year	Avg score	Statewide rank	California percentile	Rating
2026	75.4	287 of 1210	76.3%	★★★★☆
2025	63.6	540 of 1203	55.1%	★★★☆☆
2024	61.1	599 of 1205	50.3%	★★★☆☆
2023	64.3	528 of 1190	55.6%	★★★☆☆
2022	66.6	464 of 1154	59.8%	★★★☆☆
2019	46.6	746 of 1149	35.1%	★★☆☆☆
2018	46.4	715 of 1071	33.2%	★★☆☆☆

Disabled

Year	Avg score	Statewide rank	California percentile	Rating
2022	96.6	81 of 2227	96.4%	★★★★★
2019	68.6	526 of 2585	79.7%	★★★★☆
2018	63.4	518 of 2128	75.7%	★★★★☆

Female

Year	Avg score	Statewide rank	California percentile	Rating
2026	73.1	1349 of 5581	75.8%	★★★★☆
2025	72.5	1392 of 5597	75.1%	★★★★☆
2024	77.9	1175 of 5612	79.1%	★★★★☆
2023	73.0	1368 of 5609	75.6%	★★★★☆
2022	71.9	1442 of 5635	74.4%	★★★★☆
2019	81.3	1018 of 5492	81.5%	★★★★☆
2018	86.3	753 of 5413	86.1%	★★★★☆

Hispanic

Year	Avg score	Statewide rank	California percentile	Rating
2026	77.3	829 of 5094	83.7%	★★★★☆
2025	72.7	1075 of 5107	79.0%	★★★★☆
2024	73.7	1005 of 5107	80.3%	★★★★☆
2023	69.0	1223 of 5087	76.0%	★★★★☆
2022	65.9	1346 of 5084	73.5%	★★★★☆
2019	75.0	914 of 4963	81.6%	★★★★☆
2018	91.2	262 of 4830	94.6%	★★★★★

Low Socio Economic Status

Year	Avg score	Statewide rank	California percentile	Rating
2026	73.4	1082 of 5423	80.0%	★★★★☆
2025	72.5	1139 of 5460	79.1%	★★★★☆
2024	76.3	1002 of 5517	81.8%	★★★★☆
2023	74.5	1006 of 5363	81.2%	★★★★☆
2022	77.7	842 of 5264	84.0%	★★★★☆
2019	71.6	1101 of 5173	78.7%	★★★★☆
2018	83.2	565 of 5084	88.9%	★★★★☆

Male

Year	Avg score	Statewide rank	California percentile	Rating
2026	71.3	1441 of 5603	74.3%	★★★★☆
2025	70.5	1494 of 5628	73.5%	★★★★☆
2024	71.9	1415 of 5643	74.9%	★★★★☆
2023	74.0	1333 of 5638	76.4%	★★★★☆
2022	78.1	1192 of 5663	79.0%	★★★★☆
2019	77.1	1211 of 5510	78.0%	★★★★☆
2018	81.1	1015 of 5431	81.3%	★★★★☆

Special Education

Year	Avg score	Statewide rank	California percentile	Rating
2026	84.4	296 of 2927	89.9%	★★★★☆
2025	65.2	668 of 2847	76.5%	★★★★☆
2023	83.3	265 of 2420	89.0%	★★★★☆

White

Year	Avg score	Statewide rank	California percentile	Rating
2026	50.5	1380 of 2536	45.6%	★★☆☆☆
2025	59.3	1121 of 2598	56.9%	★★★☆☆
2024	63.4	1023 of 2651	61.4%	★★★☆☆
2023	57.5	1209 of 2661	54.6%	★★★☆☆
2022	64.7	997 of 2726	63.4%	★★★☆☆
2019	65.5	993 of 2834	65.0%	★★★☆☆
2018	64.4	1031 of 2737	62.3%	★★★☆☆

How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)

Disabled (2022)96th percentile+19 vs school

Special Education (2026)90th percentile+14 vs school

Hispanic (2026)84th percentile+8 vs school

Low Socio Economic Status (2026)80th percentile+5 vs school

Asian (2026)76th percentile~ school

Female (2026)76th percentile~ school

Male (2026)74th percentile~ school

White (2026)46th percentile-30 vs school

By subject vs California (2025-2026) ?

English Language Arts/Literacy61%+12 vs state

Mathematics56%+18 vs state

Science37%~ state avg

5.0

1 rating · 1 written review

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What people are saying

by a parent
Sunday, June 23, 2013

Awesome school! One of the Distinguished Schools in CAlifornia. Close Quote

Schools Near Lake Mathews Elementary

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Ranking:

E Elementary M Middle H High A Alternative P Private

Choose columns to see: Summary School Students/Teachers Ranking Test Scores Vaccination Finance All

School													Students/Teachers											Ranking (2026)				Ranking (2025)				CAST Science (2026)		Smarter Balanced Assessments English Language Arts/Literacy (2026)					Smarter Balanced Assessments Mathematics (2026)					Vaccination (2024-25)		Per Pupil Expenditures (2025)
Name	Type	Grades	Address	City	Zip	County	District	Is Charter	Is Magnet	Is Virtual	Is Title I	Phone	Enrollment	Full-time Teachers	Student/ Teacher Ratio	Free/reduced lunch (2024-25)	White	Black	Hispanic	Asian	American Indian	Pacific Islander	Two or More Races	Average Standard Score (2026)	Statewide Rank (2026)	State Percentile (2026)	SchoolDigger Rating (2026)	Average Standard Score (2025)	Statewide Rank (2025)	State Percentile (2025)	Rank Change from Previous Year	CAST Science 5th Grade	CAST Science All Grades	Smarter Balanced Assessments English Language Arts/Literacy 3rd Grade	Smarter Balanced Assessments English Language Arts/Literacy 4th Grade	Smarter Balanced Assessments English Language Arts/Literacy 5th Grade	Smarter Balanced Assessments English Language Arts/Literacy 6th Grade	Smarter Balanced Assessments English Language Arts/Literacy All Grades	Smarter Balanced Assessments Mathematics 3rd Grade	Smarter Balanced Assessments Mathematics 4th Grade	Smarter Balanced Assessments Mathematics 5th Grade	Smarter Balanced Assessments Mathematics 6th Grade	Smarter Balanced Assessments Mathematics All Grades	Vaccination: Kindergartners with all required immunizations	Vaccination: Exemption rate	Per Pupil Expenditures Total	Sub-total from Federal Funds	Sub-total from State/Local Funds
Lake Mathews Elementary	Public	K-6	12252 Blackburn Rd.	Riverside	92503	Riverside County	Riverside Unified	No	(n/a)	No	(n/a)	(951) 352-5520	733	28	26.5	45.0%	183 (25.0%)	49 (6.7%)	333 (45.4%)	125 (17.1%)	2 (0.3%)	0 (0.0%)	41 (5.6%)	73.4	1427^th of 5817 public elementary schools	75.5%		72.6	1489^th of 5857 public elementary schools	74.6%	62	36.8	36.8	55.9	80.0	58.3	52.4	61.1	68.8	70.0	43.0	46.7	56.0	≥ 99%		$17,199	$442	$16,757
Lake Hills Elementary	Public	K-5	16346 Village Meadow Dr.	Riverside	92505	Riverside County	Alvord Unified	No	(n/a)	No	(n/a)	(951) 358-1620	638	28	22.7	56.4%	114 (17.9%)	26 (4.1%)	343 (53.8%)	114 (17.9%)	0 (0.0%)	0 (0.0%)	41 (6.4%)	84.5	936^th of 5817 public elementary schools	83.9%		83.8	976^th of 5857 public elementary schools	83.3%	40	43.7	43.7	70.3	67.7	66.7		68.4	73.6	63.5	54.0		64.8	≥ 99%		$22,391	$1,489	$20,902
Allan Orrenmaa Elementary	Public	K-5	3350 Fillmore St.	Riverside	92505	Riverside County	Alvord Unified	No	(n/a)	No	(n/a)	(951) 358-1635	507	21	23.8	81.9%	50 (9.9%)	14 (2.8%)	399 (78.7%)	33 (6.5%)	1 (0.2%)	2 (0.4%)	8 (1.6%)	37.7	3387^th of 5817 public elementary schools	41.8%		32.8	3741^st of 5857 public elementary schools	36.1%	354	21.6	21.6	28.4	43.2	39.2		37.2	39.5	43.2	28.4		37.6	98%	0%	$24,147	$1,531	$22,616
Harrison Elementary	Public	K-6	2901 Harrison St.	Riverside	92503	Riverside County	Riverside Unified	No	(n/a)	No	(n/a)	(951) 352-6712	571	26	21.9	77.2%	65 (11.4%)	35 (6.1%)	414 (72.5%)	29 (5.1%)	1 (0.2%)	1 (0.2%)	26 (4.6%)	38.1	3356^th of 5817 public elementary schools	42.3%		34.2	3639^th of 5857 public elementary schools	37.9%	283	20.0	20.0	52.8	37.1	36.9	28.6	38.5	48.6	43.5	30.8	19.1	34.8	97%	0%	$20,348	$1,479	$18,869
Hawthorne Elementary	Public	K-6	2700 Irving St.	Riverside	92503	Riverside County	Riverside Unified	No	(n/a)	No	(n/a)	(951) 352-6716	663	28	23.5	80.7%	73 (11.0%)	30 (4.5%)	522 (78.7%)	16 (2.4%)	5 (0.8%)	2 (0.3%)	15 (2.3%)	39.1	3283^rd of 5817 public elementary schools	43.6%		37.9	3349^th of 5857 public elementary schools	42.8%	66	26.5	26.5	32.2	44.7	45.8	45.7	41.9	34.4	29.8	30.1	32.1	31.7	94%	0%	$19,603	$1,085	$18,518
S. Christa McAuliffe Elementary	Public	K-5	4100 Golden Ave.	Riverside	92505	Riverside County	Alvord Unified	No	(n/a)	No	(n/a)	(951) 358-1625	508	23	22.2	73.6%	50 (9.8%)	23 (4.5%)	365 (71.9%)	45 (8.9%)	2 (0.4%)	3 (0.6%)	20 (3.9%)	25.1	4376^th of 5817 public elementary schools	24.8%		29.9	3969^th of 5857 public elementary schools	32.2%	407	29.4	29.4	13.0	20.0	46.7		27.7	27.3	18.8	23.9		23.3	≥ 98%		$24,556	$1,576	$22,980
Collett Elementary	Public	K-5	10850 Collett Ave.	Riverside	92505	Riverside County	Alvord Unified	No	(n/a)	No	(n/a)	(951) 358-1605	425	19	22.3	93.4%	24 (5.6%)	26 (6.1%)	346 (81.4%)	12 (2.8%)	0 (0.0%)	2 (0.5%)	15 (3.5%)	28.6	4113^th of 5817 public elementary schools	29.3%		25.2	4375^th of 5857 public elementary schools	25.3%	262	27.3	27.3	25.8	37.1	39.4		34.2	22.6	32.3	22.7		25.8	97%	0%	$26,779	$1,800	$24,979
Liberty Elementary	Public	K-6	9631 Hayes St.	Riverside	92503	Riverside County	Riverside Unified	No	(n/a)	No	(n/a)	(951) 352-8225	651	26	25.5	90.8%	28 (4.3%)	32 (4.9%)	549 (84.3%)	14 (2.2%)	1 (0.2%)	1 (0.2%)	26 (4.0%)	26.7	4254^th of 5817 public elementary schools	26.9%		21.4	4713^th of 5857 public elementary schools	19.5%	459	8.5	8.5	38.2	32.6	15.5	35.6	31.3	41.6	32.3	12.7	22.1	28.1	96%	0%	$18,756	$743	$18,013
Myra Linn Elementary	Public	K-5	10435 Branigan Way	Riverside	92505	Riverside County	Alvord Unified	No	(n/a)	No	(n/a)	(951) 358-1630	440	21	21.1	92.5%	9 (2.0%)	29 (6.6%)	386 (87.7%)	6 (1.4%)	4 (0.9%)	1 (0.2%)	5 (1.1%)	24.3	4446^th of 5817 public elementary schools	23.6%		24.1	4491^st of 5857 public elementary schools	23.3%	45	25.4	25.4	16.4	29.0	37.3		27.6	16.4	25.7	32.8		25.0	≥ 98%		$24,896	$2,280	$22,616
Phillip M. Stokoe Elementary	Public	K-5	4501 Ambs Dr.	Riverside	92505	Riverside County	Alvord Unified	No	(n/a)	No	(n/a)	(951) 358-1640	621	27	22.5	89.0%	47 (7.6%)	54 (8.7%)	487 (78.4%)	14 (2.3%)	3 (0.5%)	1 (0.2%)	15 (2.4%)	19.5	4859^th of 5817 public elementary schools	16.5%		25.6	4349^th of 5857 public elementary schools	25.7%	510	23.4	23.4	24.0	19.6	36.4		25.7	24.0	22.4	19.5		22.1	96%	0%	$24,872	$1,888	$22,984

Frequently Asked Questions about Lake Mathews Elementary

What is the racial makeup of Lake Mathews Elementary?

Students at Lake Mathews Elementary are 45% Hispanic, 25% White, 17% Asian, 7% African American, 6% Two or more races.

How many students attend Lake Mathews Elementary?

In the 2024-25 school year, 733 students attended Lake Mathews Elementary.

Is Lake Mathews Elementary a good school?

Lake Mathews Elementary ranks 1427^th of 5817 California elementary schools. SchoolDigger rates this school 4 stars out of 5.

What district is Lake Mathews Elementary in?

Riverside Unified

What schools do graduates of Lake Mathews Elementary attend?

Students who attend Lake Mathews Elementary usually go on to attend:

Middle : Frank Augustus Miller Middle
High : Arlington High
High : Riverside STEM Academy

Rate Lake Mathews Elementary!

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Latest California data All new data »

2024–25 school spending data (updated)NewNov 2, 2026

2013–14 through 2024–25 immunization rates (updated)Oct 19, 2026

2025–26 attendance data, dropout rates & graduation ratesOct 15, 2026

2025–26 CAST, CSA Spanish & Smarter Balanced Assessments scoresOct 15, 2026

SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the California Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.