Lehigh County
Southern Lehigh School District
Academic outcomes (2024-25)
% proficient or advanced, official PDE district files. Gold tick = state average.
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
| Municipality | Muni millage | Total millage | Effective rate | Tax on $450,000 |
|---|---|---|---|---|
| Lower Milford Township | 1.01634 mills | 22.51 mills | 1.11% | ≈ $5,004/yr |
| Upper Saucon Township | 1.6451 mills | 23.14 mills | 1.14% | ≈ $5,144/yr |
| Coopersburg Borough | 5.4 mills | 26.89 mills | 1.33% | ≈ $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.