NookLocal

Montgomery County

Lower Merion School District

86.9
Academic Index · #1 of 62

Academic outcomes (2024-25)

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

PSSA English (gr. 3-8)82.1%PA 48.5%
PSSA Math (gr. 3-8)81.1%PA 41.7%
Keystone Algebra I82.6%PA 44.3%
Keystone Literature93.5%PA 62.1%
Keystone Biology84.0%PA 49.4%
4-year graduation rate97.8%PA 89.1%

The true tax picture

School millage (2025-26)
35.2674 mills
Effective school tax (of market value)
1.08%/yr
Typical total (county + muni + school)
1.49%/yr
On a $450,000 purchase
≈ $6,722/yr
Median asking (59 active)
$780,000

Rates assume an assessment at Montgomery County's current Common Level Ratio (30.76%). 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 Merion Township4.819 mills46.04 mills1.42%$6,373/yr
Narberth Borough9.865 mills51.08 mills1.57%$7,071/yr

Browse homes in Lower Merion

Common questions

Is Lower Merion a good school district?

Lower Merion scores 86.9 of 100 on the NookLocal Academic Index — #1 of 62 districts serving Bucks, Montgomery, Lehigh, and Berks counties. Components (official 2025 PDE data): PSSA proficiency 82% (state ~45%), Keystone proficiency 87%, graduation rate 97.8% (state 89.1%). The index measures outcomes, not school effectiveness in isolation.

What are property taxes in Lower Merion School District?

The district levies 35.2674 mills (2025-26) on Montgomery County's assessment base — an effective school tax of about 1.08% of market value at the current Common Level Ratio. With county and typical municipal millage, the total runs about 1.49% — roughly $6,722 per year on a $450,000 purchase. Exact bills vary by municipality (1.42%–1.57% across 2) and by the home's actual assessment.

What towns are in Lower Merion School District?

NookLocal-covered towns served by Lower Merion: Lower Merion, Narberth. The taxing municipalities are Lower Merion Township, Narberth Borough. A specific home's district is shown on every NookLocal listing.

Lower Merion vs. Colonial: how do they compare?

Academically: Lower Merion 86.9 vs. Colonial 79.0 on the Academic Index. On taxes: 1.49% vs. 1.11% of home value per year — about $6,722 vs. $5,017 on a $450,000 purchase. Full comparison on the school district value matrix.

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Track Lower Merion 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.