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Monarch Grove Elementary

Q: Is Monarch Grove Elementary a good school?

Monarch Grove Elementary ranks 749 th of 5857 California elementary schools. SchoolDigger rates this school 4 stars out of 5.

Public Grades K-5

749^th

SchoolDigger Rank ?

of 5,857 California Elementary Schools

Better than 87% of California elementary schools

Summary

Monarch Grove Elementary is a top-performing K-5 public school in Los Osos, serving about 324 students within the highly-regarded San Luis Coastal Unified School District, and it consistently ranks among the best elementary schools in California.

The school truly excels in mathematics, where over 71% of students are proficient—significantly higher than both the district and state averages—and it shows remarkable strength in supporting all learners, ranking in the top 5% of schools statewide for its economically disadvantaged students. This commitment to equity is a key differentiator; for example, while nearby Baywood Elementary serves a similar community, Monarch Grove achieves substantially higher academic rankings. The school has also made impressive strides in reducing chronic student absenteeism, cutting the rate by nearly half since the pandemic.

Monarch Grove's success is consistent and resilient, maintaining high rankings for over a decade, even through challenging years. While it operates with higher per-student spending than some peers like Hawthorne Elementary, this investment correlates with exceptional outcomes, particularly for students with special needs, where the school also ranks in the 96th percentile. This combination of academic excellence, consistent performance, and effective support for a diverse student body makes Monarch Grove a standout leader in the district.

324

Students ?

23.1

Student/teacher ratio ?

$19,029

Per pupil spending ?

40.7%

Free/discounted lunch ?

348 Los Osos Valley Rd.
Los Osos, CA 93402-3120

(805) 534-2844

District: San Luis Coastal Unified

Students who attend Monarch Grove Elementary usually attend:

Middle:	Los Osos Middle
	Teach Elementary
High:	Morro Bay High

Racial breakdown:

White:

69.4%

Hispanic:

18.2%

Two or more races:

7.4%

See top rated California elementary schools

Compare Monarch Grove Elementary to nearby elementary schools!

At a glance

▲ Ranking trend: Improving — 75th percentile in 2015 → 87th in 2025

Strengths

✓Test scores above the California average (68% vs 41% meeting standards)

✓Ranks in the top 13% of California elementary schools

✓Ranking is trending up — up 12 percentile points since 2015

Worth a look

!Large classes — about 23 students per teacher

Students meeting standards (2024-2025) ?

This school68%

District avg60%

California avg41%

749^th of 5,857

California public elementary schools ?

Top 13%▲ up 12 pts since 2015

From top 25% (2015) to top 13% (2025)

See the entire ranking list of California Elementary Schools →

★★★★★

SchoolDigger rating ?

1^st of 9Elementary Schools in the San Luis Coastal Unified

275^th of 1,543San Luis Coastal 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	88.4	749 of 5857	87.2%	★★★★☆
2024	94.3	411 of 5869	93.0%	★★★★★
2023	92.5	540 of 5859	90.8%	★★★★★
2022	89.2	732 of 5883	87.6%	★★★★☆
2021	86.3	190 of 1417	86.6%	★★★★☆
2019	89.9	648 of 5789	88.8%	★★★★☆
2018	88.3	725 of 5662	87.2%	★★★★☆
2017	85.2	905 of 5692	84.1%	★★★★☆
2016	72.9	1398 of 5614	75.1%	★★★★☆
2015	72.9	1386 of 5611	75.3%	★★★★☆
2013	72.4	1453 of 5530	73.7%	★★★★☆
2012	74.7	1288 of 5390	76.1%	★★★★☆
2011	75.5	1228 of 5377	77.2%	★★★★☆
2010	73.6	1297 of 5314	75.6%	★★★★☆
2009	66.5	1609 of 5193	69.0%	★★★☆☆
2008	57.3	1973 of 5113	61.4%	★★★☆☆
2007	72.9	1246 of 5113	75.6%	★★★★☆
2006	73.0	1218 of 4818	74.7%	★★★★☆
2005	81.6	863 of 4822	82.1%	★★★★☆
2004	86.4	648 of 4809	86.5%	★★★★☆

Female

Year	Avg score	Statewide rank	California percentile	Rating
2025	89.2	634 of 5597	88.7%	★★★★☆
2024	94.8	309 of 5612	94.5%	★★★★★
2023	92.7	453 of 5609	91.9%	★★★★★
2022	83.8	918 of 5635	83.7%	★★★★☆
2021	91.5	127 of 1267	90.0%	★★★★★
2019	88.5	645 of 5492	88.3%	★★★★☆
2018	86.0	766 of 5413	85.8%	★★★★☆

Hispanic

Year	Avg score	Statewide rank	California percentile	Rating
2019	89.6	318 of 4963	93.6%	★★★★★

Low Socio Economic Status

Year	Avg score	Statewide rank	California percentile	Rating
2025	92.2	276 of 5460	94.9%	★★★★★
2024	97.7	119 of 5517	97.8%	★★★★★
2023	91.7	322 of 5363	94.0%	★★★★★
2022	93.1	245 of 5264	95.3%	★★★★★
2021	90.0	68 of 1110	93.9%	★★★★★
2019	91.7	241 of 5173	95.3%	★★★★★
2018	90.9	251 of 5084	95.1%	★★★★★

Male

Year	Avg score	Statewide rank	California percentile	Rating
2025	85.2	822 of 5628	85.4%	★★★★☆
2024	91.9	493 of 5643	91.3%	★★★★★
2023	89.7	635 of 5638	88.7%	★★★★☆
2022	91.3	555 of 5663	90.2%	★★★★★
2021	83.7	207 of 1272	83.7%	★★★★☆
2019	89.2	630 of 5510	88.6%	★★★★☆
2018	87.9	692 of 5431	87.3%	★★★★☆

Special Education

Year	Avg score	Statewide rank	California percentile	Rating
2024	94.9	115 of 2635	95.6%	★★★★★

White

Year	Avg score	Statewide rank	California percentile	Rating
2025	74.0	627 of 2598	75.9%	★★★★☆
2024	82.8	327 of 2651	87.7%	★★★★☆
2023	81.7	369 of 2661	86.1%	★★★★☆
2022	73.4	682 of 2726	75.0%	★★★★☆
2019	78.0	532 of 2834	81.2%	★★★★☆
2018	75.7	613 of 2737	77.6%	★★★★☆

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)

Special Education (2024)96th percentile+3 vs school

Low Socio Economic Status (2025)95th percentile+8 vs school

Hispanic (2019)94th percentile+5 vs school

Female (2025)89th percentile~ school

Male (2025)85th percentile~ school

White (2025)76th percentile-11 vs school

By subject vs California (2024-2025) ?

Mathematics71%+34 vs state

English Language Arts/Literacy69%+20 vs state

Science49%+16 vs state

★

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Schools Near Monarch Grove Elementary

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)	% MMR (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 8th 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 7th Grade	Smarter Balanced Assessments English Language Arts/Literacy 8th 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 7th Grade	Smarter Balanced Assessments Mathematics 8th Grade	Smarter Balanced Assessments Mathematics All Grades	% Completely Immunized KG	% Polio KG	% Hepatitis B KG	% Varicella KG	% DTP KG	% MMR KG	Per Pupil Expenditures Total	Sub-total from Federal Funds	Sub-total from State/Local Funds
Monarch Grove Elementary	Public	K-5	348 Los Osos Valley Rd.	Los Osos	93402	San Luis Obispo County	San Luis Coastal Unified	No	(n/a)	No	(n/a)	(805) 534-2844	324	14	23.1	40.7%	225 (69.4%)	0 (0.0%)	59 (18.2%)	12 (3.7%)	3 (0.9%)	0 (0.0%)	24 (7.4%)	88.4	749^th of 5857 public elementary schools	87.2%		94.3	411^th of 5869 public elementary schools	93.0%	338	48.9		48.9	73.1	71.7	61.4				69.2	73.6	73.3	65.9				71.3							$19,029	$3,453	$15,576
Baywood Elementary	Public	K-5	1330 Ninth St.	Los Osos	93402	San Luis Obispo County	San Luis Coastal Unified	No	(n/a)	No	(n/a)	(805) 534-2856	342	15	22.8	48.5%	163 (47.7%)	0 (0.0%)	128 (37.4%)	24 (7.0%)	1 (0.3%)	1 (0.3%)	24 (7.0%)	59	2116^th of 5857 public elementary schools	63.9%		66.8	1739^th of 5869 public elementary schools	70.4%	377	38.5		38.5	38.0	69.8	56.9				54.2	34.0	51.2	42.3				41.9	95.2	95.2	96.8	95.2	95.2	95.2	$20,267	$2,236	$18,031
Del Mar Elementary	Public	K-5	501 Sequoia St.	Morro Bay	93442	San Luis Obispo County	San Luis Coastal Unified	No	(n/a)	No	(n/a)	(805) 771-1858	271	13	20.8	56.5%	141 (52.0%)	0 (0.0%)	101 (37.3%)	7 (2.6%)	1 (0.4%)	0 (0.0%)	21 (7.7%)	69.7	1612^th of 5857 public elementary schools	72.5%		72.4	1479^th of 5869 public elementary schools	74.8%	133	52.5		52.5	57.1	55.3	60.0				57.5	55.1	39.5	45.0				47.2	96.7				96.7		$21,685	$4,166	$17,519
Bishop's Peak Elementary	Public	K-6	451 Jaycee Dr.	San Luis Obispo	93405	San Luis Obispo County	San Luis Coastal Unified	No	(n/a)	No	(n/a)	(805) 596-4030	358	17	21.0	34.1%	226 (63.1%)	2 (0.6%)	67 (18.7%)	19 (5.3%)	0 (0.0%)	1 (0.3%)	43 (12.0%)	86.3	863^rd of 5857 public elementary schools	85.3%		81.2	1106^th of 5869 public elementary schools	81.2%	243	64.3		64.3	61.1	75.0	76.2	64.6			69.0	61.1	78.6	50.0	54.2			62.0	95.2	96.8			96.8		$17,402	$2,074	$15,328
C L Smith Elementary	Public	K-6	1375 Balboa St.	San Luis Obispo	93405	San Luis Obispo County	San Luis Coastal Unified	No	(n/a)	No	(n/a)	(805) 596-4094	528	24	22.4	45.5%	241 (45.6%)	10 (1.9%)	219 (41.5%)	23 (4.4%)	1 (0.2%)	0 (0.0%)	34 (6.4%)	79.1	1191^st of 5857 public elementary schools	79.7%		83.9	1003^rd of 5869 public elementary schools	82.9%	188	50.0		50.0	66.7	61.0	69.0	65.2			65.7	58.0	59.3	44.4	48.6			52.2							$17,682	$2,900	$14,782
Pacheco Elementary	Public	K-6	261 Cuesta Dr.	San Luis Obispo	93405	San Luis Obispo County	San Luis Coastal Unified	No	(n/a)	No	(n/a)	(805) 596-4081	488	20	24.4	47.7%	159 (32.6%)	4 (0.8%)	298 (61.1%)	2 (0.4%)	1 (0.2%)	0 (0.0%)	24 (4.9%)	68.2	1679^th of 5857 public elementary schools	71.3%		77	1293^rd of 5869 public elementary schools	78.0%	386	34.6		34.6	62.3	53.5	57.4	55.4			57.0	60.7	47.3	32.7	56.9			49.8	83.3	85.4	93.8	83.3	87.5	89.6	$17,370	$1,679	$15,691
Cayucos Elementary	Public	K-8	301 Cayucos Dr.	Cayucos	93430	San Luis Obispo County	Cayucos Elementary	No	(n/a)	No	(n/a)	(805) 995-3694	185	15	12.6	23.2%	116 (62.7%)	1 (0.5%)	51 (27.6%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	17 (9.2%)	86.4	860^th of 5857 public elementary schools	85.3%		80	1152^nd of 5869 public elementary schools	80.4%	292	71.4	42.1	57.5	78.3	68.2	66.7	69.2	60.0	68.4	68.3	82.6	50.0	52.4	53.9	57.7	31.6	55.7							$27,472	$1,205	$26,267
Hawthorne Elementary	Public	K-6	2125 Story St.	San Luis Obispo	93401	San Luis Obispo County	San Luis Coastal Unified	No	(n/a)	No	(n/a)	(805) 596-4070	437	19	23.0	53.5%	193 (44.2%)	4 (0.9%)	175 (40.0%)	16 (3.7%)	0 (0.0%)	1 (0.2%)	48 (11.0%)	69.8	1610^th of 5857 public elementary schools	72.5%		80.3	1140^th of 5869 public elementary schools	80.6%	470	42.1		42.1	50.9	55.3	52.6	65.9			55.6	56.4	55.3	40.4	54.8			51.2							$17,204	$1,998	$15,206
Bellevue-Santa Fe Charter	Public, Charter	K-6	1401 San Luis Bay Dr.	San Luis Obispo	93405	San Luis Obispo County	Bellevue-Santa Fe Charter District	Yes	(n/a)	No	(n/a)	(805) 595-7169	163	7	23.2	16.6%	131 (80.4%)	1 (0.6%)	13 (8.0%)	7 (4.3%)	0 (0.0%)	0 (0.0%)	11 (6.7%)	94.8	355^th of 5857 public elementary schools	93.9%		96	265^th of 5869 public elementary schools	95.5%	90	68.4		68.4	68.2	87.5	84.2	91.3			83.0	86.4	62.5	68.4	82.6			75.0	91.7	91.7					$11,666	$449	$11,217
Sinsheimer Elementary	Public	K-6	2755 Augusta St.	San Luis Obispo	93401	San Luis Obispo County	San Luis Coastal Unified	No	(n/a)	No	(n/a)	(805) 596-4088	401	16	25.0	26.4%	273 (68.1%)	1 (0.2%)	71 (17.7%)	19 (4.7%)	3 (0.7%)	0 (0.0%)	34 (8.5%)	83.4	992^nd of 5857 public elementary schools	83.1%		90.3	688^th of 5869 public elementary schools	88.3%	304	31.8		31.8	73.5	74.4	67.7	88.9			75.3	68.6	65.1	53.0	75.6			64.4							$16,836	$2,569	$14,267

Frequently Asked Questions about Monarch Grove Elementary

How many students attend Monarch Grove Elementary?

In the 2024-25 school year, 324 students attended Monarch Grove Elementary.

What district is Monarch Grove Elementary in?

San Luis Coastal Unified

What schools do graduates of Monarch Grove Elementary attend?

Students who attend Monarch Grove Elementary usually go on to attend:

Middle : Los Osos Middle
Middle : Teach Elementary
High : Morro Bay High

Is Monarch Grove Elementary a good school?

Monarch Grove Elementary ranks 749^th of 5857 California elementary schools. SchoolDigger rates this school 4 stars out of 5.

What is the racial makeup of Monarch Grove Elementary?

Students at Monarch Grove Elementary are 69% White, 18% Hispanic, 7% Two or more races, 4% Asian.

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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.