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Katherine Elementary

Q: Is Katherine Elementary a good school?

Katherine Elementary ranks 2388 th of 5857 California elementary schools. SchoolDigger rates this school 3 stars out of 5.

Public Grades K-6

2388^th

SchoolDigger Rank ?

of 5,857 California Elementary Schools

Better than 59% of California elementary schools

Summary

Katherine Elementary is a K-6 public school serving about 300 students in the Simi Valley Unified School District, performing solidly in the middle tier of California elementary schools.

This school has notable strengths, particularly in mathematics where student scores exceed both district and state averages, and it has made impressive progress in improving student attendance since the pandemic. Compared to some nearby schools like Santa Susana Elementary and Knolls Elementary, Katherine achieves stronger academic results while operating with efficient use of resources. However, performance varies significantly by grade level, with fourth graders excelling while fifth graders face more challenges, indicating some inconsistency in the educational experience as children advance.

Within the district, schools like Vista Elementary and Big Springs Elementary rank higher overall. Katherine Elementary’s statewide ranking has dipped slightly in recent years, not necessarily because the school is declining, but because other schools are improving at a faster rate. The data shows that factors beyond just funding, such as teaching quality and school culture, are key drivers of student success here.

300

Students ?

23.0

Student/teacher ratio ?

$14,342

Per pupil spending ?

52.7%

Free/discounted lunch ?

5455 Katherine St.
Simi Valley, CA 93063-4556

(805) 520-6780

District: Simi Valley Unified

Students who attend Katherine Elementary usually attend:

Middle:	Valley View Middle
High:	Simi Valley High

Racial breakdown:

Hispanic:

46.0%

White:

37.7%

Asian:

7.7%

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At a glance

▬ Ranking trend: Holding steady — 59th percentile in 2015 → 59th in 2025

Strengths

✓Above the California median (59th percentile)

Worth a look

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

!Large classes — about 23 students per teacher

Students meeting standards (2024-2025) ?

This school43%

District avg42%

California avg41%

2,388^th of 5,857

California public elementary schools ?

Top 41%▬ steady since 2015

See the entire ranking list of California Elementary Schools →

★★★★★

SchoolDigger rating ?

10^th of 18Elementary Schools in the Simi Valley Unified

682^nd of 1,543Simi Valley 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
2025	53.7	2388 of 5857	59.2%	★★★☆☆
2024	58.0	2149 of 5869	63.4%	★★★☆☆
2023	61.4	1991 of 5859	66.0%	★★★☆☆
2022	72.8	1488 of 5883	74.7%	★★★★☆
2021	59.7	512 of 1417	63.9%	★★★☆☆
2019	48.2	2690 of 5789	53.5%	★★★☆☆
2018	44.7	2846 of 5662	49.7%	★★☆☆☆
2017	59.2	2056 of 5692	63.9%	★★★☆☆
2016	59.3	2023 of 5614	64.0%	★★★☆☆
2015	52.6	2312 of 5611	58.8%	★★★☆☆
2013	64.6	1853 of 5530	66.5%	★★★☆☆
2012	64.9	1792 of 5390	66.8%	★★★☆☆
2011	71.0	1450 of 5377	73.0%	★★★★☆
2010	71.5	1399 of 5314	73.7%	★★★★☆
2009	71.8	1357 of 5193	73.9%	★★★★☆
2008	79.2	1006 of 5113	80.3%	★★★★☆
2007	74.3	1195 of 5113	76.6%	★★★★☆
2006	85.7	703 of 4818	85.4%	★★★★☆
2005	77.0	1053 of 4822	78.2%	★★★★☆
2004	74.6	1131 of 4809	76.5%	★★★★☆

Female

Year	Avg score	Statewide rank	California percentile	Rating
2025	54.7	2211 of 5597	60.5%	★★★☆☆
2024	60.7	1926 of 5612	65.7%	★★★☆☆
2023	45.9	2636 of 5609	53.0%	★★★☆☆
2022	65.5	1714 of 5635	69.6%	★★★☆☆
2021	46.7	607 of 1267	52.1%	★★★☆☆
2019	44.3	2847 of 5492	48.2%	★★☆☆☆
2018	45.5	2746 of 5413	49.3%	★★☆☆☆

Hispanic

Year	Avg score	Statewide rank	California percentile	Rating
2025	67.7	1311 of 5107	74.3%	★★★★☆
2024	60.0	1685 of 5107	67.0%	★★★☆☆
2023	56.2	1877 of 5087	63.1%	★★★☆☆
2022	81.9	674 of 5084	86.7%	★★★★☆
2019	45.3	2585 of 4963	47.9%	★★☆☆☆
2018	40.0	2863 of 4830	40.7%	★★☆☆☆

Low Socio Economic Status

Year	Avg score	Statewide rank	California percentile	Rating
2025	57.1	2016 of 5460	63.1%	★★★☆☆
2024	60.9	1738 of 5517	68.5%	★★★☆☆
2023	61.7	1648 of 5363	69.3%	★★★☆☆
2022	68.4	1248 of 5264	76.3%	★★★★☆
2021	70.4	234 of 1110	78.9%	★★★★☆
2019	44.8	2757 of 5173	46.7%	★★☆☆☆
2018	42.4	2859 of 5084	43.8%	★★☆☆☆

Male

Year	Avg score	Statewide rank	California percentile	Rating
2025	50.1	2505 of 5628	55.5%	★★★☆☆
2024	55.5	2196 of 5643	61.1%	★★★☆☆
2023	68.5	1570 of 5638	72.2%	★★★★☆
2022	76.5	1262 of 5663	77.7%	★★★★☆
2021	71.8	325 of 1272	74.4%	★★★★☆
2019	51.7	2378 of 5510	56.8%	★★★☆☆
2018	44.4	2763 of 5431	49.1%	★★☆☆☆

White

Year	Avg score	Statewide rank	California percentile	Rating
2025	29.4	1957 of 2598	24.7%	★☆☆☆☆
2024	48.4	1456 of 2651	45.1%	★★☆☆☆
2023	55.8	1262 of 2661	52.6%	★★★☆☆
2022	56.5	1273 of 2726	53.3%	★★★☆☆
2019	26.3	2242 of 2834	20.9%	★☆☆☆☆
2018	25.7	2185 of 2737	20.2%	★☆☆☆☆

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)

Hispanic (2025)74th percentile+15 vs school

Low Socio Economic Status (2025)63rd percentile+4 vs school

Female (2025)60th percentile~ school

Male (2025)55th percentile-4 vs school

White (2025)25th percentile-35 vs school

By subject vs California (2024-2025) ?

English Language Arts/Literacy50%~ state avg

Mathematics41%+3 vs state

Science33%~ state avg

★

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Schools Near Katherine 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 Immunizations Finance All

School													Students/Teachers											Ranking (2025)				Ranking (2024)				CAST Science (2025)		Smarter Balanced Assessments English Language Arts/Literacy (2025)				Smarter Balanced Assessments Mathematics (2025)				% Completely Immunized (2022)	% Polio (2022)	% Hepatitis B (2022)	% Varicella (2022)	% DTP (2022)	Per Pupil Expenditures (2024)
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/Discounted Lunch Recipients	White	Black	Hispanic	Asian	American Indian	Pacific Islander	Two or More Races	Average Standard Score (2025)	Statewide Rank (2025)	State Percentile (2025)	SchoolDigger Rating (2025)	Average Standard Score (2024)	Statewide Rank (2024)	State Percentile (2024)	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 All Grades	Smarter Balanced Assessments Mathematics 3rd Grade	Smarter Balanced Assessments Mathematics 4th Grade	Smarter Balanced Assessments Mathematics 5th Grade	Smarter Balanced Assessments Mathematics All Grades	% Completely Immunized KG	% Polio KG	% Hepatitis B KG	% Varicella KG	% DTP KG	Per Pupil Expenditures Total	Sub-total from Federal Funds	Sub-total from State/Local Funds
Katherine Elementary	Public	K-6	5455 Katherine St.	Simi Valley	93063	Ventura County	Simi Valley Unified	No	(n/a)	No	(n/a)	(805) 520-6780	300	13	23.0	52.7%	113 (37.7%)	5 (1.7%)	138 (46.0%)	23 (7.7%)	1 (0.3%)	0 (0.0%)	20 (6.7%)	53.7	2388^th of 5857 public elementary schools	59.2%		58	2149^th of 5869 public elementary schools	63.4%	239	32.7	32.7	48.6	62.2	38.8	49.6	44.4	53.3	26.5	40.8						$14,342	$1,213	$13,129
Knolls Elementary	Public	K-6	6334 Katherine Rd.	Simi Valley	93063	Ventura County	Simi Valley Unified	No	(n/a)	No	(n/a)	(805) 520-6735	212	12	17.6	56.1%	85 (40.1%)	3 (1.4%)	103 (48.6%)	11 (5.2%)	0 (0.0%)	1 (0.5%)	9 (4.2%)	23.5	4545^th of 5857 public elementary schools	22.4%		20.1	4861^st of 5869 public elementary schools	17.2%	316	20.0	20.0	30.3	36.8	44.0	36.4	21.2	10.5	12.0	15.6	97.0	97.0	97.0		97.0	$18,708	$1,424	$17,284
White Oak Elementary	Public	K-6	2201 Alscot Ave.	Simi Valley	93063	Ventura County	Simi Valley Unified	No	(n/a)	No	(n/a)	(805) 520-6617	352	15	23.4	43.8%	141 (40.1%)	6 (1.7%)	151 (42.9%)	34 (9.7%)	0 (0.0%)	0 (0.0%)	20 (5.7%)	74.2	1416^th of 5857 public elementary schools	75.8%		71.1	1543^rd of 5869 public elementary schools	73.7%	127	52.5	52.5	67.3	55.7	62.7	61.6	53.7	52.5	42.6	49.4						$14,971	$1,214	$13,757
Santa Susana Elementary	Public	K-6	4300 Apricot Rd.	Simi Valley	93063	Ventura County	Simi Valley Unified	No	(n/a)	No	(n/a)	(805) 520-6765	312	16	19.4	67.6%	58 (18.6%)	2 (0.6%)	226 (72.4%)	22 (7.1%)	0 (0.0%)	0 (0.0%)	4 (1.3%)	26.6	4263^rd of 5857 public elementary schools	27.2%		29.9	3931^st of 5869 public elementary schools	33.0%	332	28.8	28.8	27.3	24.5	39.7	30.9	25.5	22.0	23.7	23.8	96.1	97.4		97.4	96.1	$18,032	$2,599	$15,433
Garden Grove Elementary	Public	K-6	2250 North Tracy Ave.	Simi Valley	93063	Ventura County	Simi Valley Unified	No	(n/a)	No	(n/a)	(805) 520-6700	283	15	18.8	59.7%	91 (32.2%)	7 (2.5%)	156 (55.1%)	19 (6.7%)	1 (0.4%)	0 (0.0%)	9 (3.2%)	57.6	2194^th of 5857 public elementary schools	62.5%		59.4	2098^th of 5869 public elementary schools	64.3%	96	35.3	35.3	48.4	43.8	58.0	51.3	48.4	25.0	49.0	42.1						$18,236	$1,311	$16,925
Big Springs Elementary	Public	K-6	3401 Big Springs Ave.	Simi Valley	93063	Ventura County	Simi Valley Unified	No	(n/a)	No	(n/a)	(805) 520-6710	441	19	23.2	35.1%	235 (53.3%)	3 (0.7%)	149 (33.8%)	39 (8.8%)	0 (0.0%)	2 (0.5%)	13 (2.9%)	77.9	1244^th of 5857 public elementary schools	78.8%		76.1	1334^th of 5869 public elementary schools	77.3%	90	48.8	48.8	66.7	59.4	59.8	61.8	72.5	52.9	46.3	56.6						$14,885	$1,145	$13,740
Township Elementary	Public	K-6	4101 Township Ave.	Simi Valley	93063	Ventura County	Simi Valley Unified	No	(n/a)	No	(n/a)	(805) 520-6770	521	23	22.6	43.2%	312 (59.9%)	7 (1.3%)	157 (30.1%)	21 (4.0%)	1 (0.2%)	0 (0.0%)	23 (4.4%)	70.7	1571^st of 5857 public elementary schools	73.2%		61	2031^st of 5869 public elementary schools	65.4%	460	48.8	48.8	48.7	51.8	62.7	54.5	54.0	60.0	43.4	52.5						$14,843	$1,136	$13,707
Mountain View Elementary	Public	K-6	2925 Fletcher Ave.	Simi Valley	93065	Ventura County	Simi Valley Unified	No	(n/a)	No	(n/a)	(805) 520-6775	401	17	23.0	55.1%	163 (40.6%)	1 (0.2%)	192 (47.9%)	25 (6.2%)	1 (0.2%)	2 (0.5%)	17 (4.2%)	44.4	2921^st of 5857 public elementary schools	50.1%		44.1	2916^th of 5869 public elementary schools	50.3%	5	34.7	34.7	33.3	39.3	56.0	44.0	41.4	32.8	26.7	33.0						$14,876	$1,228	$13,648
Sycamore Elementary	Public	K-6	2100 Ravenna St.	Simi Valley	93065	Ventura County	Simi Valley Unified	No	(n/a)	No	(n/a)	(805) 520-6745	359	17	21.1	45.4%	141 (39.3%)	12 (3.3%)	174 (48.5%)	22 (6.1%)	0 (0.0%)	1 (0.3%)	9 (2.5%)	41.4	3123^rd of 5857 public elementary schools	46.7%		47.3	2714^th of 5869 public elementary schools	53.8%	409	22.9	22.9	35.6	39.2	52.1	42.4	53.3	31.4	22.9	35.4	96.8	96.8	96.8		96.8	$17,181	$1,285	$15,896
Vista Elementary	Public	K-6	2175 Wisteria St.	Simi Valley	93065	Ventura County	Simi Valley Unified	No	(n/a)	No	(n/a)	(805) 520-6750	567	24	23.6	33.3%	219 (38.6%)	4 (0.7%)	158 (27.9%)	154 (27.2%)	1 (0.2%)	4 (0.7%)	27 (4.8%)	92	550^th of 5857 public elementary schools	90.6%		92.6	529^th of 5869 public elementary schools	91.0%	21	51.0	51.0	73.9	78.9	75.0	75.9	83.7	78.9	61.5	74.5						$13,765	$1,098	$12,667

Frequently Asked Questions about Katherine Elementary

How many students attend Katherine Elementary?

In the 2024-25 school year, 300 students attended Katherine Elementary.

What schools do graduates of Katherine Elementary attend?

Students who attend Katherine Elementary usually go on to attend:

Middle : Valley View Middle
High : Simi Valley High

What district is Katherine Elementary in?

Simi Valley Unified

What is the racial makeup of Katherine Elementary?

Students at Katherine Elementary are 46% Hispanic, 38% White, 8% Asian, 7% Two or more races, 2% African American.

Is Katherine Elementary a good school?

Katherine Elementary ranks 2388^th of 5857 California elementary schools. SchoolDigger rates this school 3 stars out of 5.

Rate Katherine Elementary!

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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.