$589,900
3 bd|3 ba|2,100 sqft
1666 Wisteria Way, Garnet Valley, PA 19060
Listed by Century 21 The Real Estate Store
Delaware County
Garnet Valley School District
79.1
Academic Index · #10 of 112
Academic outcomes (2024-25)
% proficient or advanced, official PDE district files. Marigold tick = state average.
PSSA English (gr. 3-8)73.3%PA 48.5%
PSSA Math (gr. 3-8)67.9%PA 41.7%
Keystone Algebra I74.3%PA 44.3%
Keystone Literature85.9%PA 62.1%
Keystone Biology73.4%PA 49.4%
4-year graduation rate98.5%PA 89.1%
The true tax picture
- School millage (2025-26)
- 19.908 mills
- Effective school tax (of market value)
- 1.09%/yr
- Typical total (county + muni + school)
- 1.39%/yr
- On a $450,000 purchase
- ≈ $6,257/yr
- Median asking (40 active)
- $687,458
Rates assume an assessment at Delaware County's current Common Level Ratio (54.64%). PA does not reassess on sale. Exact math for any price: the calculator.
Family & student support
Beyond test scores: official, public measures of student support and community context that families ask about. District- and county-level only; never a rating of an individual school, student, or home.
Support & services
U.S. Dept. of Education / NCES, 2020-21. Marigold figures are the PA average.
- Special-education enrollment
- 20.9%PA avg 20.3%
- Students per teacher
- 11.9:1PA avg 13.9:1
- Students per school counselor
- 281:1PA avg 352:1 · recommended 250:1
- Students per school psychologist
- 900:1PA avg 1,165:1 · recommended 500:1
Special-education enrollment is the share of students receiving IEP or related services: the support a district provides, not a drawback. Counselor and psychologist ratios compare against ASCA (250:1) and NASP (500:1) recommendations.
Delaware County: overdose context
Pennsylvania Department of Health. County-level, not specific to any school or district.
115drug-overdose deaths in 2024
20122024
Down from 170 the prior year and a peak of 257 in 2017. Recent years are provisional.
School climate & safety
93.7%regular attendance
Share of students present at least 90% of enrolled days, vs. 79.6% statewide. Enrollment-weighted across the district's schools. Pennsylvania Future Ready PA Index, 2024-25.
These figures describe districts and counties, not individual schools, students, or homes. They are official public data and may be self-reported, lag by a year or more, or be underreported. They are context for families, not a safety rating. Sources: U.S. Department of Education, NCES Common Core of Data (2020-21); Pennsylvania Department of Health; Pennsylvania Future Ready PA Index (2024-25).
Schools in Garnet Valley
5 public schools. Open any for grades, enrollment, and attendance.
Elementary schools
Middle schools
High schools
Tax bill by municipality
| Municipality | Muni millage | Total millage | Effective rate | Tax on $450,000 |
|---|---|---|---|---|
| Chester Heights Borough | 0.5971 mills | 25.11 mills | 1.37% | ≈ $6,175/yr |
| Concord Township | 0.9313 mills | 25.45 mills | 1.39% | ≈ $6,257/yr |
| Bethel Township | 1.373 mills | 25.89 mills | 1.41% | ≈ $6,366/yr |
Browse homes in Garnet Valley
Homes for sale in Garnet Valley
Active listings across the district's towns. Every home here feeds the same schools.
$374,999
2 bd|2 ba|1,390 sqft
56 Bayberry Ct, Glen Mills, PA 19342
Listed by Compass Pennsylvania, LLC
$950,000
4 bd|3.5 ba|3,974 sqft
4 James Getty Ln, Glen Mills, PA 19342
Listed by Keller Williams Main Line
$725,000
3 bd|2.5 ba|2,200 sqft
37 Governor Markham Dr, Glen Mills, PA 19342
Listed by Keller Williams Real Estate - West Chester
$799,000
4 bd|2.5 ba|3,639 sqft
1204 Woodsview Dr, Garnet Valley, PA 19060
Listed by BHHS Fox & Roach-Haverford
$519,900
2 bd|2.5 ba|2,459 sqft
908 Quarter Mile Post, Garnet Valley, PA 19060
Listed by Red Brick Realty, LLC
$460,000
3 bd|2 ba|1,890 sqft
4110 Lydia Hollow Dr #110, Glen Mills, PA 19342
Listed by Long & Foster Real Estate, Inc.
$599,999
3 bd|2 ba|1,833 sqft
6 Patricia Ln, Glen Mills, PA 19342
Listed by Keller Williams Real Estate - Media
$390,000
2 bd|2 ba|1,390 sqft
36 Ashley Ct #36, Glen Mills, PA 19342
Listed by Compass Pennsylvania, LLC
$600,000
3 bd|2 ba|2,380 sqft
48 Locust Farm Dr, Thornton, PA 19373
Listed by Weichert, Realtors - Cornerstone
$1,200,000
5 bd|3.5 ba|3,476 sqft
4 Marshall Ct, Glen Mills, PA 19342
Listed by RE/MAX Preferred - Newtown Square
$680,000
3 bd|3 ba|2,669 sqft
66 S Valentine Dr, Garnet Valley, PA 19060
Listed by Long & Foster Real Estate, Inc.
Common questions
Is Garnet Valley a good school district?
Garnet Valley scores 79.1 of 100 on the NookLocal Academic Index, #10 of 112 districts serving Bucks, Chester, Delaware, Montgomery, Berks, Lancaster, and the Lehigh Valley. Components (official 2025 PDE data): PSSA proficiency 71% (state ~45%), Keystone proficiency 78%, graduation rate 98.5% (state 89.1%). The index measures outcomes, not school effectiveness in isolation.
What are property taxes in Garnet Valley School District?
The district levies 19.908 mills (2025-26) on Delaware County's assessment base, an effective school tax of about 1.09% of market value at the current Common Level Ratio. With county and typical municipal millage, the total runs about 1.39%, roughly $6,257 per year on a $450,000 purchase. Exact bills vary by municipality (1.37%–1.41% across 3) and by the home's actual assessment.
What towns are in Garnet Valley School District?
NookLocal-covered towns served by Garnet Valley: Bethel Township, Chester Heights Borough, Concord Township. The taxing municipalities are Chester Heights Borough, Concord Township, Bethel Township. A specific home's district is shown on every NookLocal listing.
Garnet Valley vs. Wallingford-Swarthmore: how do they compare?
Academically: Garnet Valley 79.1 vs. Wallingford-Swarthmore 80.2 on the Academic Index. On taxes: 1.39% vs. 2.17% of home value per year, about $6,257 vs. $9,746 on a $450,000 purchase. Full comparison on the school district value matrix.
What is the attendance rate in Garnet Valley School District?
93.7% of Garnet Valley students are regularly present (enrolled and attending at least 90% of school days) versus 79.6% statewide (Future Ready PA Index, 2024-25).
Does Garnet Valley support students with IEPs and special needs?
20.9% of students receive special-education services (Pennsylvania average 20.3%), with about 281 students per school counselor and 900 per school psychologist. The Family & student support section above has the full breakdown.
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Track Garnet Valley rates and inventory
School budgets and the state's Common Level Ratio reset every district's true rate each year. We send the re-rank when it changes, plus weekly new listings and price cuts.
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Academic data: PA Department of Education district-level files (2024-25). Tax data: county assessment offices and STEB. Estimates only. Verify with the district and county before transacting. Full methodology on the value matrix.
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