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Great Bay Charter School (M)

Public, Charter Grades 3-8

104^th

SchoolDigger Rank ?

of 132 New Hampshire Middle Schools

Better than 21% of New Hampshire middle schools

Summary

Great Bay Charter School (M) is a middle school located in Exeter, New Hampshire, serving grades 5-8 with a total enrollment of 42 students. The school is part of the Great Bay Charter School District, which is ranked 140 out of 158 districts in New Hampshire and has a 1-star rating from SchoolDigger.

Academically, Great Bay Charter School (M) consistently performs below the state average in mathematics, reading, and science proficiency. In the 2024-2025 school year, only 15% of students were proficient or better in mathematics, compared to the state average of 42%. The school's reading proficiency is slightly better at 45%, but still lags behind the state average of 55%. The school's performance in science is also below the state average, with only 21% of students proficient or better in 2022-2023, compared to the state average of 37%. The school's performance for white students is also below the state average, with the school ranking 114 out of 131 New Hampshire middle schools for this subgroup in 2024-2025.

Compared to nearby public schools, such as Portsmouth Middle School, Oyster River Middle School, and Cooperative Middle School, Great Bay Charter School (M) consistently underperforms in academic proficiency, with significantly higher percentages of students meeting or exceeding state standards in mathematics, reading, and science. These nearby public schools also have higher school rankings and ratings, with several of them being ranked in the top 20-30 middle schools in New Hampshire.

Students ?

7.3

Student/teacher ratio ?

30%

Free/discounted lunch ?

30 Linden St.
Exeter, NH 03833-2622

(603) 519-9003

District: Great Bay Charter School

Racial breakdown:

White:

91.7%

Hispanic:

3.3%

Two or more races:

3.3%

See top rated New Hampshire middle schools

Compare Great Bay Charter School (M) to nearby middle schools!

At a glance

▼ Ranking trend: Recently slipping — 30th percentile in 2017 → 21st in 2025

Strengths

✓Small classes — about 7 students per teacher

Worth a look

!Test scores below the New Hampshire average (30% vs 48% meeting standards)

!In the lower quartile statewide (21st percentile)

!Ranking has slipped from its 30th-percentile peak (2017) to 21st (2025)

Students meeting standards (2024-2025) ?

This school30%

District avg29%

New Hampshire avg48%

104^th of 132

New Hampshire public middle schools ?

Bottom 21%▬ steady since 2016

See the entire ranking list of New Hampshire Middle Schools →

★★★★★

SchoolDigger rating ?

140^th of 158Great Bay Charter School among New Hampshire 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	New Hampshire percentile	Rating
2025	22.9	104 of 132	21.2%	★☆☆☆☆
2023	9.1	130 of 134	3.0%	☆☆☆☆☆
2022	31.4	95 of 130	26.9%	★☆☆☆☆
2017	32.6	88 of 125	29.6%	★★☆☆☆
2016	32.4	105 of 134	21.6%	★☆☆☆☆
2014	3.8	130 of 132	1.5%	☆☆☆☆☆
2013	1.7	131 of 131	0.0%	☆☆☆☆☆
2012	0.2	131 of 131	0.0%	☆☆☆☆☆
2011	20.2	109 of 128	14.8%	★☆☆☆☆

White

Year	Avg score	Statewide rank	New Hampshire percentile	Rating
2025	16.6	114 of 131	13.0%	★☆☆☆☆
2023	16.0	115 of 132	12.9%	★☆☆☆☆
2022	35.9	85 of 129	34.1%	★★☆☆☆

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)

White (2025)13th percentile-8 vs school

By subject vs New Hampshire (2024-2025) ?

Reading45%-10 vs state

Mathematics15%-27 vs state

★

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Schools Near Great Bay Charter School (M)

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

School													Students/Teachers											Ranking (2025)				Ranking (2024)				NH SAS Mathematics (2025)					NH SAS Reading (2025)					NH SAS Science (2025)			Per Pupil Expenditures (2019)
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	NH SAS Mathematics 5th Grade	NH SAS Mathematics 6th Grade	NH SAS Mathematics 7th Grade	NH SAS Mathematics 8th Grade	NH SAS Mathematics All Grades	NH SAS Reading 5th Grade	NH SAS Reading 6th Grade	NH SAS Reading 7th Grade	NH SAS Reading 8th Grade	NH SAS Reading All Grades	NH SAS Science 5th Grade	NH SAS Science 8th Grade	NH SAS Science All Grades	Total
Great Bay Charter School (M)	Public, Charter	3-8	30 Linden St.	Exeter	03833	Rockingham County	Great Bay Charter School	Yes	No	No	No	(603) 519-9003	60	8	7.3	30.0%	55 (91.7%)	0 (0.0%)	2 (3.3%)	1 (1.7%)	0 (0.0%)	0 (0.0%)	2 (3.3%)	22.9	104^th of 132 public middle schools	21.2%					(n/a)			14.0		15.0		45.0	54.0	31.0	45.0
Cooperative Middle School	Public	6-8	100 Academic Way	Stratham	03885	Rockingham County	Exeter Region Cooperative School District	No	No	No	Yes	(603) 775-8700	945	99	9.5	9.2%	848 (89.7%)	9 (1.0%)	30 (3.2%)	27 (2.9%)	2 (0.2%)	3 (0.3%)	26 (2.8%)	72.3	27^th of 132 public middle schools	79.5%		75.8	24^th of 130 public middle schools	81.5%	3		52.0	49.0	53.0	51.0		68.0	66.0	59.0	64.0		48.0	48.0	$17,941
Hampton Academy	Public	6-8	29 Academy Ave.	Hampton	03842	Rockingham County	Hampton School District	No	No	No	No	(603) 926-2000	313	39	8.0	19.5%	261 (83.4%)	4 (1.3%)	17 (5.4%)	8 (2.6%)	1 (0.3%)	1 (0.3%)	21 (6.7%)	81.2	16^th of 132 public middle schools	87.9%		85.5	16^th of 130 public middle schools	87.7%			58.0	48.0	56.0	55.0		74.0	81.0	66.0	73.0		51.0	51.0	$19,240
Newmarket Junior-Senior High (Elem)	Public	6-8	213 S. Main St.	Newmarket	03857	Rockingham County	Newmarket School District	No	No	No	No	(603) 659-3271	225	22	10.4	17.3%	184 (81.8%)	5 (2.2%)	10 (4.4%)	6 (2.7%)	1 (0.4%)	0 (0.0%)	19 (8.4%)	70.3	33^rd of 132 public middle schools	75.0%		42.7	73^rd of 130 public middle schools	43.8%	40		49.0	46.0	52.0	49.0		81.0	67.0	57.0	69.0		43.0	43.0
Sanborn Regional Middle School	Public	6-8	17 Danville Road	Kingston	03848	Rockingham County	Sanborn Regional School District	No	No	No	Yes	(603) 382-6226	251	25	10.2	10.0%	226 (90.0%)	3 (1.2%)	15 (6.0%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	7 (2.8%)	42.8	79^th of 132 public middle schools	40.2%		39.6	81^st of 130 public middle schools	37.7%	2		30.0	51.0	27.0	35.0		51.0	59.0	47.0	52.0		35.0	35.0	$20,683
Epping Middle School	Public	6-8	33 Prescott Rd.	Epping	03042	Rockingham County	Epping School District	No	No	No	No	(603) 679-2544	194	19	10.4	21.1%	182 (93.8%)	1 (0.5%)	4 (2.1%)	0 (0.0%)	0 (0.0%)	0 (0.0%)	7 (3.6%)	46.9	70^th of 132 public middle schools	47.0%		47.1	60^th of 130 public middle schools	53.8%	10		52.0	32.0	30.0	40.0		71.0	52.0	51.0	60.0		31.0	31.0	$19,216
Seabrook Middle School	Public	5-8	256 Walton Rd.	Seabrook	03874	Rockingham County	Seabrook School District	No	No	No	Yes	(603) 474-9221	277	30	9.2	44.8%	215 (77.6%)	5 (1.8%)	25 (9.0%)	3 (1.1%)	0 (0.0%)	0 (0.0%)	29 (10.5%)	43.9	75^th of 132 public middle schools	43.2%		32.4	92^nd of 130 public middle schools	29.2%	17		27.0	45.0	44.0	31.0	38.0	41.0	51.0	55.0	46.0	23.0	38.0	30.0	$20,333
Rye Junior High School	Public	5-8	501 Washington Rd.	Rye	03870	Rockingham County	Rye School District	No	No	No	No	(603) 964-5591	175	20	8.7	1.7%	163 (93.1%)	0 (0.0%)	5 (2.9%)	1 (0.6%)	0 (0.0%)	0 (0.0%)	6 (3.4%)	85.7	13^th of 132 public middle schools	90.2%		89.5	7^th of 130 public middle schools	94.6%	6	71.0	67.0	63.0	86.0	71.0	86.0	74.0	65.0	67.0	72.0	66.0	53.0	59.0
Oyster River Middle School	Public	5-8	1 Coe Dr.	Durham	03824	Strafford County	Oyster River Coop School District	No	No	No	No	(603) 868-2155	585	59	9.9	10.4%	493 (84.3%)	7 (1.2%)	20 (3.4%)	42 (7.2%)	0 (0.0%)	0 (0.0%)	23 (3.9%)	91.1	8^th of 132 public middle schools	93.9%		91.3	6^th of 130 public middle schools	95.4%	2	53.0	66.0	75.0	65.0	65.0	69.0	66.0	78.0	76.0	73.0	53.0	73.0	64.0	$19,012
Portsmouth Middle School	Public	6-8	155 Parrott Ave.	Portsmouth	03801	Rockingham County	Portsmouth School District	No	No	No	No	(603) 436-5781	486	47	10.3	17.3%	363 (74.7%)	7 (1.4%)	25 (5.1%)	37 (7.6%)	0 (0.0%)	0 (0.0%)	54 (11.1%)	85.5	14^th of 132 public middle schools	89.4%		87.1	10^th of 130 public middle schools	92.3%	4		61.0	68.0	53.0	61.0		67.0	80.0	71.0	72.0		54.0	54.0	$19,555

Frequently Asked Questions about Great Bay Charter School (M)

How many students attend Great Bay Charter School (M)?

In the 2024-25 school year, 60 students attended Great Bay Charter School (M).

What district is Great Bay Charter School (M) in?

Great Bay Charter School

Is Great Bay Charter School (M) a good school?

Great Bay Charter School (M) ranks in the bottom 21.2% of New Hampshire middle schools.

What is the racial makeup of Great Bay Charter School (M)?

Students at Great Bay Charter School (M) are 92% White, 3% Hispanic, 3% Two or more races, 2% Asian.

Rate Great Bay Charter School (M)!

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Schools in Exeter, NH

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