NookLocal

Lehigh County

Southern Lehigh School District

74.7
Academic Index · #10 of 62

Academic outcomes (2024-25)

% proficient or advanced, official PDE district files. Gold tick = state average.

PSSA English (gr. 3-8)70.2%PA 48.5%
PSSA Math (gr. 3-8)69.7%PA 41.7%
Keystone Algebra I59.7%PA 44.3%
Keystone Literature79.2%PA 62.1%
Keystone Biology66.1%PA 49.4%
4-year graduation rate97.1%PA 89.1%

The true tax picture

School millage (2025-26)
17.713 mills
Effective school tax (of market value)
0.88%/yr
Typical total (county + muni + school)
1.14%/yr
On a $450,000 purchase
≈ $5,144/yr
Median asking (18 active)
$817,495

Rates assume an assessment at Lehigh County's current Common Level Ratio (49.40%). PA does not reassess on sale. Exact math for any price: the calculator.

Tax bill by municipality

MunicipalityMuni millageTotal millageEffective rateTax on $450,000
Lower Milford Township1.01634 mills22.51 mills1.11%$5,004/yr
Upper Saucon Township1.6451 mills23.14 mills1.14%$5,144/yr
Coopersburg Borough5.4 mills26.89 mills1.33%$5,978/yr

Browse homes in Southern Lehigh

Common questions

Is Southern Lehigh a good school district?

Southern Lehigh scores 74.7 of 100 on the NookLocal Academic Index — #10 of 62 districts serving Bucks, Montgomery, Lehigh, and Berks counties. Components (official 2025 PDE data): PSSA proficiency 70% (state ~45%), Keystone proficiency 68%, graduation rate 97.1% (state 89.1%). The index measures outcomes, not school effectiveness in isolation.

What are property taxes in Southern Lehigh School District?

The district levies 17.713 mills (2025-26) on Lehigh County's assessment base — an effective school tax of about 0.88% of market value at the current Common Level Ratio. With county and typical municipal millage, the total runs about 1.14% — roughly $5,144 per year on a $450,000 purchase. Exact bills vary by municipality (1.11%–1.33% across 3) and by the home's actual assessment.

What towns are in Southern Lehigh School District?

NookLocal-covered towns served by Southern Lehigh: Coopersburg. The taxing municipalities are Lower Milford Township, Upper Saucon Township, Coopersburg Borough. A specific home's district is shown on every NookLocal listing.

Southern Lehigh vs. Parkland: how do they compare?

Academically: Southern Lehigh 74.7 vs. Parkland 73.1 on the Academic Index. On taxes: 1.14% vs. 1.13% of home value per year — about $5,144 vs. $5,086 on a $450,000 purchase. Full comparison on the school district value matrix.

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Track Southern Lehigh rates and inventory

New school budgets and the new Common Level Ratio land July 1 — every district's true rate moves. We send the re-rank, 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.