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Harriton Senior High School

Public Grades 9-12

12^th

SchoolDigger Rank ?

of 681 Pennsylvania High Schools

Better than 98% of Pennsylvania high schools

Summary

Harriton Senior High School is a public high school serving grades 9-12 in Bryn Mawr, Pennsylvania, part of the highly-ranked Lower Merion School District. This school has consistently been ranked among the top high schools in Pennsylvania, currently ranking 12th out of 681 high schools in the state for the 2024-2025 school year.

Harriton Senior High School stands out for its exceptional academic performance, consistently outperforming state and district averages on Keystone Exams. In the 2024-2025 school year, 81.1% of 11th-grade students were proficient or better in Algebra I, 81.2% in Biology, and 92.2% in Literature, compared to state averages of 44.3%, 49.3%, and 62.1%, respectively. The school also performs exceptionally well across various student subgroups, ranking 7th out of 583 Pennsylvania high schools for White students, 3rd out of 287 for Hispanic students, and 3rd out of 524 for students with disabilities.

Harriton Senior High School maintains a high graduation rate of 96.5% and a very low dropout rate of 0.0% for the 2023-2024 school year. The school's spending per student is relatively high at $33,202 in the 2022-2023 school year, compared to the state average of $17,354 for the nearby Philadelphia City School District. Harriton Senior High School's consistent high performance and commitment to equity make it a standout institution in the region.

1,239

Students ?

10.7

Student/teacher ratio ?

$34,421

Per pupil spending ?

15.6%

Free/discounted lunch ?

600 N Ithan Ave
Bryn Mawr, PA 19010-1773

(610) 658-3950

District: Lower Merion School District

Feeder schools for Harriton Senior High School:

Elementary:	Belmont Hills Elementary School
	Gladwyne School
	Penn Valley School
Middle:	Welsh Valley Middle School

Racial breakdown:

White:

65.5%

Asian:

12.8%

African American:

8.5%

See top rated Pennsylvania high schools

Compare Harriton Senior High School to nearby high schools!

At a glance

▬ Ranking trend: Holding steady — 97th percentile in 2015 → 98th in 2025

Strengths

✓Test scores above the Pennsylvania average (85% vs 52% meeting standards)

✓Ranks in the top 2% of Pennsylvania high schools

✓98% graduate in 4 years — above the Pennsylvania average (89%)

Worth a look

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

Students meeting standards (2024-2025) ?

This school85%

District avg87%

Pennsylvania avg52%

12^th of 681

Pennsylvania public high schools ?

Top 2%▲ up 1 pts since 2015

See the entire ranking list of Pennsylvania High Schools →

★★★★★

SchoolDigger rating ?

2^nd of 2High Schools in the Lower Merion School District

9^th of 606Lower Merion School District among Pennsylvania 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	Pennsylvania percentile	Rating
2025	96.1	12 of 681	98.2%	★★★★★
2024	96.8	5 of 686	99.3%	★★★★★
2023	94.9	13 of 674	98.1%	★★★★★
2022	85.5	60 of 634	90.5%	★★★★★
2021	86.2	44 of 537	91.8%	★★★★★
2019	90.1	20 of 693	97.1%	★★★★★
2018	85.5	48 of 673	92.9%	★★★★★
2017	84.2	60 of 663	91.0%	★★★★★
2016	88.1	14 of 677	97.9%	★★★★★
2015	89.4	20 of 680	97.1%	★★★★★
2014	81.3	71 of 580	87.8%	★★★★☆
2013	82.5	70 of 591	88.2%	★★★★☆
2012	86.9	27 of 664	95.9%	★★★★★
2011	88.7	25 of 660	96.2%	★★★★★
2010	92.3	8 of 649	98.8%	★★★★★
2009	89.9	23 of 632	96.4%	★★★★★
2008	93.9	7 of 621	98.9%	★★★★★
2007	91.4	7 of 615	98.9%	★★★★★
2006	88.1	24 of 604	96.0%	★★★★★
2005	86.5	34 of 593	94.3%	★★★★★
2004	91.4	28 of 590	95.3%	★★★★★
2003	90.0	28 of 583	95.2%	★★★★★

African American

Year	Avg score	Statewide rank	Pennsylvania percentile	Rating
2025	76.8	57 of 276	79.3%	★★★★☆
2024	90.5	20 of 284	93.0%	★★★★★
2023	86.6	29 of 260	88.8%	★★★★☆

Asian

Year	Avg score	Statewide rank	Pennsylvania percentile	Rating
2025	79.9	20 of 125	84.0%	★★★★☆
2024	81.1	17 of 121	86.0%	★★★★☆
2023	82.6	18 of 112	83.9%	★★★★☆

Disabled

Year	Avg score	Statewide rank	Pennsylvania percentile	Rating
2025	99.9	3 of 524	99.4%	★★★★★
2024	99.1	8 of 513	98.4%	★★★★★
2023	98.1	12 of 502	97.6%	★★★★★

Female

Year	Avg score	Statewide rank	Pennsylvania percentile	Rating
2025	93.7	18 of 657	97.3%	★★★★★
2024	95.7	6 of 665	99.1%	★★★★★

Hispanic

Year	Avg score	Statewide rank	Pennsylvania percentile	Rating
2025	98.4	3 of 287	99.0%	★★★★★
2024	98.0	8 of 274	97.1%	★★★★★
2023	66.0	78 of 252	69.0%	★★★☆☆

Low Socio Economic Status

Year	Avg score	Statewide rank	Pennsylvania percentile	Rating
2025	93.3	32 of 651	95.1%	★★★★★
2024	90.3	39 of 664	94.1%	★★★★★
2023	81.3	93 of 652	85.7%	★★★★☆

Male

Year	Avg score	Statewide rank	Pennsylvania percentile	Rating
2025	97.1	9 of 660	98.6%	★★★★★
2024	96.8	7 of 662	98.9%	★★★★★

Multi-racial

Year	Avg score	Statewide rank	Pennsylvania percentile	Rating
2025	91.2	13 of 165	92.1%	★★★★★
2024	97.2	4 of 150	97.3%	★★★★★
2023	90.0	12 of 129	90.7%	★★★★★

White

Year	Avg score	Statewide rank	Pennsylvania percentile	Rating
2025	97.3	7 of 583	98.8%	★★★★★
2024	97.3	8 of 595	98.7%	★★★★★
2023	96.9	8 of 577	98.6%	★★★★★

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)

Disabled (2025)99th percentile~ school

Hispanic (2025)99th percentile~ school

White (2025)99th percentile~ school

Male (2025)99th percentile~ school

Female (2025)97th percentile~ school

Low Socio Economic Status (2025)95th percentile-3 vs school

Multi-racial (2025)92nd percentile-6 vs school

Asian (2025)84th percentile-14 vs school

African American (2025)79th percentile-19 vs school

By subject vs Pennsylvania (2024-2025) ?

Literature92%+30 vs state

Biology81%+32 vs state

Algebra I81%+37 vs state

5.0

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What people are saying

by a student
Tuesday, April 20, 2021

I still fall back on the education I received at Harriton...after fifty years. Great experience Close Quote

Schools Near Harriton Senior High School

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

School													Students/Teachers											Ranking (2025)				Ranking (2024)				Keystone Exams Algebra I (2025)	Keystone Exams Biology (2025)	Keystone Exams Literature (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	Keystone Exams Algebra I 11th Grade	Keystone Exams Biology 11th Grade	Keystone Exams Literature 11th Grade	Per Pupil Expenditures Total	Sub-total from Federal Funds	Sub-total from State/Local Funds
Harriton Senior High School	Public	9-12	600 N Ithan Ave	Bryn Mawr	19010	Montgomery County	Lower Merion School District	No	No	No	No	(610) 658-3950	1,239	116	10.7	15.6%	811 (65.5%)	105 (8.5%)	84 (6.8%)	158 (12.8%)	0 (0.0%)	1 (0.1%)	80 (6.5%)	96.1	12^th of 681 public high schools	98.2%		96.8	5^th of 686 public high schools	99.3%	7	81.1	81.2	92.2	$34,421	$229	$34,192
Radnor Senior High School	Public	9-12	130 King of Prussia Rd	Radnor	19087	Delaware County	Radnor Township School District	No	No	No	No	(610) 293-0855	1,146	92	12.4	16.0%	795 (69.4%)	70 (6.1%)	65 (5.7%)	170 (14.8%)	2 (0.2%)	1 (0.1%)	43 (3.8%)	96.1	11^th of 681 public high schools	98.4%		95.1	16^th of 686 public high schools	97.7%	5	84.6	80.9	90.8	$28,862	$416	$28,446
Lower Merion High School	Public	9-12	315 E Montgomery Ave	Ardmore	19003	Montgomery County	Lower Merion School District	No	No	No	No	(610) 645-1810	1,674	145	11.5	21.9%	1,030 (61.5%)	221 (13.2%)	95 (5.7%)	186 (11.1%)	1 (0.1%)	2 (0.1%)	139 (8.3%)	97.3	5^th of 681 public high schools	99.3%		96.1	9^th of 686 public high schools	98.7%	4	84.0	86.3	94.8	$29,989	$200	$29,789
Lankenau High School	Public, Magnet	9-12	201 Spring Lane	Philadelphia	19128	Philadelphia County	Philadelphia City School District	No	Yes	No	Yes	(215) 400-3420	228	16	13.9	114.0%	6 (2.6%)	199 (87.3%)	11 (4.8%)	1 (0.4%)	1 (0.4%)	1 (0.4%)	9 (3.9%)	18.3	559^th of 681 public high schools	17.9%		33.8	490^th of 686 public high schools	28.6%	69	17.8	30.2	43.8	$21,696	$7,569	$14,127
Haverford Senior High School	Public	9-12	200 Mill Rd	Havertown	19083	Delaware County	Haverford Township School District	No	No	No	No	(610) 853-5900	1,994	122	16.3	21.4%	1,566 (78.5%)	122 (6.1%)	69 (3.5%)	118 (5.9%)	2 (0.1%)	5 (0.3%)	112 (5.6%)	93.8	22^nd of 681 public high schools	96.8%		92.4	36^th of 686 public high schools	94.8%	14	72.5	83.7	86.3	$18,695	$141	$18,554
Delaware County Technical High School - Marple	Public	9-12	85 Malin Road	Broomall	19008	Delaware County	Delaware County Technical High School	No	No	No	No	(484) 423-7003	0				0 ()	0 ()	0 ()	0 ()	0 ()	0 ()	0 ()								(n/a)
Plymouth-Whitemarsh Senior High School	Public	9-12	201 E Germantown Pike	Plymouth Meeting	19462	Montgomery County	Colonial School District	No	No	No	No	(610) 825-1500	1,637	110	14.8	31.9%	1,141 (69.7%)	210 (12.8%)	113 (6.9%)	92 (5.6%)	1 (0.1%)	2 (0.1%)	78 (4.8%)	93.7	24^th of 681 public high schools	96.5%		93.5	28^th of 686 public high schools	95.9%	4	75.7	80.9	84.9	$27,335	$256	$27,079
Roxborough High School	Public	9-12	6498 Ridge Ave	Philadelphia	19128	Philadelphia County	Philadelphia City School District	No	No	No	Yes	(215) 400-3400	613	50	12.2	102.1%	24 (3.9%)	529 (86.3%)	35 (5.7%)	0 (0.0%)	1 (0.2%)	1 (0.2%)	23 (3.8%)	3.1	655^th of 681 public high schools	3.8%		3.7	656^th of 686 public high schools	4.4%	1	5.3	8.2	19.8	$22,664	$8,297	$14,368
Upper Merion Area High School	Public	9-12	465 Crossfield Rd	King of Prussia	19406	Montgomery County	Upper Merion Area School District	No	No	No	No	(610) 205-3802	1,326	95	13.9	51.4%	577 (43.5%)	210 (15.8%)	258 (19.5%)	177 (13.3%)	0 (0.0%)	1 (0.1%)	103 (7.8%)	62.1	279^th of 681 public high schools	59.0%		47.5	409^th of 686 public high schools	40.4%	130	41.3	61.5	64.2	$24,198	$541	$23,657
Saul W B Agricultural School	Public	9-12	7100 Henry Avenue	Philadelphia	19128	Philadelphia County	Philadelphia City School District	No	No	No	Yes	(215) 400-3450	417	23	18.3	99.3%	62 (14.9%)	269 (64.5%)	51 (12.2%)	6 (1.4%)	2 (0.5%)	0 (0.0%)	27 (6.5%)	23.7	533^rd of 681 public high schools	21.7%		16.6	573^rd of 686 public high schools	16.5%	40	20.0	28.1	53.4	$9,031	$3,779	$5,252

Frequently Asked Questions about Harriton Senior High School

Is Harriton Senior High School a good school?

Yes! Harriton Senior High School is one of the best high schools in the state. It ranks 12^th of 681 Pennsylvania high schools.

What schools feed into Harriton Senior High School?

Harriton Senior High School is fed by the following schools:

Elementary : Belmont Hills Elementary School
Elementary : Gladwyne School
Elementary : Penn Valley School
Middle : Welsh Valley Middle School

What is the racial makeup of Harriton Senior High School?

Students at Harriton Senior High School are 65% White, 13% Asian, 8% African American, 7% Hispanic, 6% Two or more races.

How many students attend Harriton Senior High School?

In the 2024-25 school year, 1,239 students attended Harriton Senior High School.

What district is Harriton Senior High School in?

Lower Merion School District

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