Beta You're viewing our redesigned school page. Prefer the classic layout?

Sun River Middle School

Q: Is Sun River Middle School a good school?

Sun River Middle School ranks 81 st of 222 Montana middle schools. SchoolDigger rates this school 3 stars out of 5.

Public Grades 6-8

81^st

SchoolDigger Rank ?

of 222 Montana Middle Schools

Better than 64% of Montana middle schools

Summary

Sun River Middle School is a public middle school in Simms, MT, serving 55 students in grades 6-8. The school is part of the Sun River Valley Elementary District, which is ranked 128 out of 387 districts in Montana and has a 3-star rating from SchoolDigger.

Sun River Middle School's performance has fluctuated over the years, with its statewide ranking ranging from 38th to 116th out of Montana's middle schools and its SchoolDigger rating varying from 1 to 4 stars. The school's test scores are generally on par or slightly above the state averages in English Language Arts and Science, but lag behind in Mathematics. Additionally, the school has a relatively high percentage of students receiving free or reduced-price lunch, ranging from 34.55% to 41.82% in recent years, which is higher than the state average.

When compared to nearby middle schools, Sun River Middle School's performance is mixed. It generally outperforms the lower-ranked Vaughn 6-8 school but lags behind the higher-performing Cascade 6-8 and Greenfield 7-8 schools in terms of test scores and statewide rankings. The school's relatively strong performance in Science, with proficiency rates consistently above the state average, could indicate a focus or emphasis on science education.

Students ?

11.8

Student/teacher ratio ?

$15,601

Per pupil spending ?

41.8%

Free/discounted lunch ?

123 Walker Street
Simms, MT 59477

(406) 264-5110

District: Sun River Valley Elementary

Students who attend Sun River Middle School usually attend:

High:

Simms High School

Feeder schools for Sun River Middle School:

Elementary:	Cascade Colony School
	Fort Shaw Elementary School

Racial breakdown:

White:

81.8%

American Indian:

9.1%

Two or more races:

5.5%

See top rated Montana middle schools

Compare Sun River Middle School to nearby middle schools!

At a glance

▲ Ranking trend: Improving — 40th percentile in 2010 → 64th in 2025

Strengths

✓Test scores above the Montana average (45% vs 40% meeting standards)

✓Ranking is trending up — up 24 percentile points since 2010

✓Above the Montana median (64th percentile)

Students meeting standards (2024-2025) ?

This school45%

District avg50%

Montana avg40%

81^st of 222

Montana public middle schools ?

Top 36%▲ up 38 pts since 2015

From bottom 26% (2015) to top 36% (2025)

See the entire ranking list of Montana Middle Schools →

★★★★★

SchoolDigger rating ?

128^th of 387Sun River Valley Elementary among Montana 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	Montana percentile	Rating
2025	60.1	81 of 222	63.5%	★★★☆☆
2024	64.5	38 of 123	69.1%	★★★★☆
2023	45.8	105 of 187	43.9%	★★☆☆☆
2022	46.0	116 of 190	38.9%	★★☆☆☆
2021	62.7	71 of 200	64.5%	★★★☆☆
2015	26.8	116 of 156	25.6%	★☆☆☆☆
2013	53.7	91 of 159	42.8%	★★☆☆☆
2012	66.5	43 of 156	72.4%	★★★★☆
2011	62.2	64 of 161	60.2%	★★★☆☆
2010	51.8	94 of 156	39.7%	★★☆☆☆
2009	62.8	48 of 147	67.3%	★★★☆☆
2008	64.9	40 of 149	73.2%	★★★★☆
2007	55.2	74 of 147	49.7%	★★★☆☆
2006	69.2	37 of 146	74.7%	★★★★☆
2005	60.6	67 of 164	59.1%	★★★☆☆
2004	20.3	148 of 171	13.5%	★☆☆☆☆

By subject vs Montana (2024-2025) ?

Science60%+22 vs state

English Language Arts50%+7 vs state

Mathematics36%~ state avg

★

No ratings yet

Be the first to rate Sun River Middle School and help other families decide.

Rate Sun River Middle School

Have first-hand experience? A quick rating - and a sentence or two about what stands out (teachers, academics, safety, communication) - helps other families know what to expect.

Takes about a minute. We email you a link to verify your review - your address is never shown publicly.

Tap a star to rate

Reviews

No written reviews yet. If you know this school, be the first to share what stands out.

Schools Near Sun River Middle School

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

School													Students/Teachers											Ranking (2025)				Ranking (2024)				MAST English Language Arts (2025)	MAST Mathematics (2025)	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	MAST English Language Arts All Grades	MAST Mathematics All Grades	Total
Sun River Middle School	Public	6-8	123 Walker Street	Simms	59477	Cascade County	Sun River Valley Elementary	(n/a)	(n/a)	No	Yes	(406) 264-5110	55	5	11.8	41.8%	45 (81.8%)	0 (0.0%)	1 (1.8%)	1 (1.8%)	5 (9.1%)	0 (0.0%)	3 (5.5%)	60.1	81^st of 222 public middle schools	63.5%		64.5	38^th of 123 public middle schools	69.1%	43	50.0	36.0	$15,601
Fairfield 7-8	Public	7-8	13 7th Street	Fairfield	59436	Teton County	Fairfield Elementary	(n/a)	(n/a)	No	Yes	(406) 467-2425	47	5	10.3	48.9%	46 (97.9%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	1 (2.1%)	71.6	39^th of 222 public middle schools	82.4%					(n/a)	57.8	53.3	$14,543
Greenfield 7-8	Public	7-8	590 Hwy 431	Fairfield	59436	Teton County	Greenfield Elementary	(n/a)	(n/a)	No	Yes	(406) 467-2433	19	1	12.7	21.1%	18 (94.7%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	1 (5.3%)	0 (0.0%)	0 (0.0%)	95.5	4^th of 222 public middle schools	98.2%		69.2	34^th of 123 public middle schools	72.4%	30	89.5	68.4	$11,906
Vaughn 6-8	Public	6-8	480 Central Avenue	Vaughn	59487	Cascade County	Vaughn Elementary	(n/a)	(n/a)	No	Yes	(406) 965-2231	32	3	9.6	100.0%	27 (84.4%)	0 (0.0%)	1 (3.1%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	4 (12.5%)	43.7	129^th of 222 public middle schools	41.9%					(n/a)	40.0	30.0	$17,141
Cascade 6-8	Public	6-8	321 Central Ave W	Cascade	59421	Cascade County	Cascade Elementary	(n/a)	(n/a)	No	Yes	(406) 468-2267	74	4	16.9	32.4%	72 (97.3%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	2 (2.7%)	73.4	35^th of 222 public middle schools	84.2%					(n/a)	58.1	58.1	$12,103
Power Middle School	Public	6-8	402 Teton Ave	Power	59468	Teton County	Power Elementary	(n/a)	(n/a)	No	Yes	(406) 463-2251	20	3	6.4	40.0%	18 (90.0%)	0 (0.0%)	1 (5.0%)	0 (0.0%)	1 (5.0%)	0 (0.0%)	0 (0.0%)	73.7	34^th of 222 public middle schools	84.7%					(n/a)	45.0	65.0	$22,646

Frequently Asked Questions about Sun River Middle School

How many students attend Sun River Middle School?

In the 2024-25 school year, 55 students attended Sun River Middle School.

What high school do graduates of Sun River Middle School attend?

Students who attend Sun River Middle School usually go on to attend Simms High School

What district is Sun River Middle School in?

Sun River Valley Elementary

What is the racial makeup of Sun River Middle School?

Students at Sun River Middle School are 82% White, 9% American Indian, 5% Two or more races, 2% Asian, 2% Hispanic.

Is Sun River Middle School a good school?

Sun River Middle School ranks 81^st of 222 Montana middle schools. SchoolDigger rates this school 3 stars out of 5.

Rate Sun River Middle School!

Other helpful SchoolDigger resources...

Compare to nearby schools

MTMontana Middle School Rankings

MTMontana District Rankings

Schools in Simms, MT

Sign up for updates!

Be the first to know when there is an update for Sun River Middle School!

SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Montana Office of Public Instruction.

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.