Philadelphia to Norristown Borough
Pennsylvania Act 32 local earned income tax · PHILADELPHIA to MONTGOMERY County · tax year 2026
Home rate
3.74%
Philadelphia, residents
Work rate
1%
Norristown Borough, non-residents
You pay
3.74%
the higher of the two
Cost of the commute
$0
a year, above the home rate
What this commute costs you
no extra local taxPhiladelphia already charges its residents more than Norristown Borough charges commuters, so the home rate governs and the job adds nothing at all. You pay the solid bar only — Pennsylvania charges the higher of the two rates, never their sum. Local earned income tax only; state, federal and payroll tax apply on top.
What this commute actually costs
- Good news for this commute. Working in Norristown Borough costs you nothing extra. Philadelphia charges residents about 3.74%, at least as much as Norristown Borough asks of people who work there but live elsewhere. The higher rate wins, so your home rate is simply the rate. That is $2,244 a year, wherever you work.
- This is one of 69 places Philadelphia residents commute to, ranking 30 by size. Few routes into Norristown Borough are recorded, so there is little to compare at that end.
- For the Philadelphia to Norristown Borough commute the residence governs. Philadelphia's resident rate of about 3.74% equals or exceeds Norristown Borough's non-resident rate, so Pennsylvania's greater-of test resolves to the resident rate and the effective burden is about 3.74%, or $2,244 at the reference salary. The workplace adds nothing; the entire amount is remitted to the residence. This is the majority outcome and the one most commuters need confirmed.
- Among 69 destinations recorded for Philadelphia, Norristown Borough ranks 30 by worker count. The destination side carries too few recorded inflows for a meaningful comparison across origins, so the origin-side position is the more informative one here.
Where the money goes
A $75,000 salary
- Federal income tax$7,670
- Social Security and Medicare$5,738
- State income tax$2,303
- Yours$59,290
| Federal income tax10.23% | $7,670 |
|---|---|
| Social Security and Medicare7.65% | $5,738 |
| State income tax3.07% | $2,303 |
| Yours79.05% | $59,290 |
The arithmetic, side by side
| If you worked in Philadelphia | $2,244 |
|---|---|
| Working in Norristown Borough | $2,244 |
| Difference | $0 |
On a reference salary of $60,000 a year. The local tax is flat, so every figure scales with your own pay.
What this page does not cover
- One thing worth being clear about, because it catches people out. You are not charged by both places. Philadelphia and Norristown Borough do not add their rates together. Pennsylvania picks the higher of the two, and that is what you pay. Adding them would roughly double the bill.
- Everything here is the local earned income tax and nothing else. State income tax applies on top, as do federal tax and Social Security. None of those change when you cross a municipal line between Philadelphia and Norristown Borough. This page is about the layer that does.
- The dollar figures use a flat reference salary of sixty thousand a year. That is a benchmark, not an average for Philadelphia. No wage data exists for single municipalities, and inventing one would be worse. Scale the numbers to your own pay. The rate for the Norristown Borough commute is what matters, and it does not change with income.
- Two practical cautions. Postal addresses and taxing boundaries do not always agree. Your post may say Philadelphia while your taxing municipality is a different one. Pennsylvania publishes an official lookup to settle it. The same caution applies at the Norristown Borough end. Philadelphia is a special case too, with its own wage tax.
- Pennsylvania's local rule is a greater-of rule, not an additive one: the liability for a Philadelphia resident working in Norristown Borough is the higher of the two applicable rates, not their sum. The distinction is worth stating plainly because the additive reading is intuitive and would overstate the charge by roughly a factor of two. What is divided between the municipalities is the remittance, not the worker's liability.
- Figures cover the local earned income tax exclusively. Pennsylvania's flat state income tax, federal income tax and FICA apply in addition and are invariant to the Philadelphia–Norristown Borough municipal boundary, which is precisely why they are excluded: isolating the layer that responds to the commute is the point of the comparison.
- Dollar amounts are computed against a stated reference salary rather than a municipal wage average, which does not exist for Pennsylvania municipalities in any published source. Because the local tax is flat, the rate is invariant to income and the figures scale linearly — the Philadelphia to Norristown Borough differential doubles at twice the salary and halves at half of it.
- Two caveats bear on accuracy. First, postal addresses and municipal taxing boundaries diverge frequently in Pennsylvania, so a Philadelphia address should be confirmed against the DCED municipal lookup before relying on the Philadelphia rate. Second, Philadelphia administers its wage tax outside this framework, with its own resident and non-resident rates and its own credit arrangements, so any pairing touching it should be checked against the city's own schedule.
Questions people ask
Do I pay local tax twice — once where I work and once where I live?
Only once, at the higher rate. Between Philadelphia's about 3.74% and Norristown Borough's about 1%, the larger governs — the two are never added together.
Does working in a different town cost me anything?
Not a cent on this one. The crossing changes where the money is sent, not how much of it leaves, so your total matches a stay-at-home commute.
Which town's rate am I actually paying?
Philadelphia sets it. Your residence rate is the larger, so it governs regardless of where the job is.
Is this a common enough commute to be worth modeling?
1,321 workers make it. The pairing comes from federal commuting data rather than from guesswork, and thin routes are excluded rather than estimated.
How does Pennsylvania's local earned income tax law allocate liability between two districts?
Pennsylvania's local earned income tax law assigns the higher of the residence rate (about 3.74%) and the non-resident work rate (about 1%); liabilities are never summed. The employer withholds at the governing rate and remits through the work district's collector, which then distributes to the residence district.
Why is the marginal cost of this crossing zero?
Marginal liability from working outside the residence jurisdiction is zero on this route. The crossing alters the distribution of revenue between jurisdictions but not the employee's total. ⚠️ This is route-specific and does not generalise to other pairs in the same dataset.
Which district's rate governs on this route?
The residence rate equals or exceeds the work district's non-resident rate and therefore governs. Working outside the residence district does not increase employee liability on this route; it affects only inter-district distribution.
What is the basis for including this route?
Route volume is 1,321 workers, sourced from Census LODES origin-destination data. Pairs below the publication threshold are excluded rather than imputed, so page existence reflects measured commuting volume.