Permit
Ask Muncy Township first
Under 34 Pa. Code § 403.1(b)(8), alterations to a house that make no structural change are outside the state code. The township code office can say what Muncy Township requires.
Source: 34 Pa. Code § 403.1(b)
Half of the 464 homes in Muncy Township were built before 1978. The rules below decide how much of the old roof has to come off and what goes under the new one.
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This number connects homeowners who are planning a new roof or a full roof replacement with independent local roofing contractors. It is not for leak repairs or patch jobs. The call must come from the homeowner who decides on the roof. Calls may be recorded.

Permit
Under 34 Pa. Code § 403.1(b)(8), alterations to a house that make no structural change are outside the state code. The township code office can say what Muncy Township requires.
Source: 34 Pa. Code § 403.1(b)
Layers
A new roof may go over one existing layer; with two or more, or over slate, clay or cement tile, everything comes off to the deck (IRC R908.3.1.1). 53% of Muncy Township’s homes were built before 1980, so count the layers before comparing quotes.
Ice barrier
The code requires an ice barrier where the local climate table (Table R301.2) says so, and each Pennsylvania municipality fills that table in. Ask the township code office or the contractor what Muncy Township’s says.
Checked against the code text on October 24, 2026. Everything else the state requires: roof replacement in Pennsylvania.
Owners live in 325 of Muncy Township’s occupied homes, or 73%. Counting by decade, 22% before 1940, 31% before 1960, 53% before 1980 of the housing was in place, and 21% dates from 2000 on. (ACS 2020–2024.)
The housing is 75% detached houses, 6% attached single-family houses (rowhouses, twins and townhouses), 6% buildings of two to four units, 5% manufactured homes.
Of the 26 Lycoming County municipalities on this site, Muncy Township has the 20th largest share of homes built before 1980: 53%, against a county range of 42% to 93%.
| Place | Median built | Before 1980 | Owners | Row, twin | Hail days |
|---|---|---|---|---|---|
| Muncy Township | 1978 | 53% | 73% | 6% | 9 |
| Fairfield | 1982 | 47% | 85% | 10% | 13 |
| Muncy Borough | 1938 | 86% | 71% | 3% | 10 |
| Wolf | 1979 | 54% | 90% | 4% | 9 |
| Hughesville | 1938 | 85% | 46% | 3% | 8 |
| Muncy Creek | 1975 | 62% | 78% | 1% | 10 |
Median built: median year the homes were built. Before 1980: share of homes built then. Owners: share of homes that are owner-occupied. Row, twin: share of homes that are rowhouses, twins or townhouses. Census ACS 2020–2024. Hail days: days with hail of 1 inch or larger within 10 miles, 2006–2025, NOAA Storm Prediction Center.
NOAA’s storm reports show 9 days since 2006 with hail of at least 1 inch inside a 10-mile circle around Muncy Township, topping out at 1.75 in on July 19, 2011. The most recent was June 22, 2024.
At the county level, Muncy Township shares Lycoming County’s record of 3 storm disaster declarations since 2006, the newest DR-4815 (Tropical Storm Debby, September 2024). (OpenFEMA.)
Storm reports are what observers logged, not a measure of damage to any roof. When wind or hail damage means a new roof.
HUD’s useful-life figures are for planning; a warranty is a separate promise. For Muncy Township’s houses: More in the guides to shingles, metal, slate and flat roofs.
| Material | HUD useful life | Fits a house like | Watch for |
|---|---|---|---|
| Asphalt shingles | 20 years | Most pitched roofs; 75% of homes here are detached | Wind class set by the design wind speed (IRC Table R905.2.4.1) |
| Metal (standing seam, panels) | 50 years | Roofs that will carry solar later | A complete standing-seam system may go over the old roof (R908.3.1) |
| Slate | 75 years | Older houses; 22% here predate 1940 | Never a base for a new layer (R908.3.1.1); heavy |
| Flat roof: EPDM or TPO | 15 years | Additions and porch roofs | Where the roof meets a wall or parapet |
Before signing for a roof in Muncy Township, get the contractor’s PA registration number: the home improvement law requires registration with the Attorney General above $5,000 a year of such work, and the number on contracts and estimates (HICPA § 3, § 6).
Contracts, deposits and the right to cancel: checking a roofing contractor. What moves the price: new roof cost in Pennsylvania.
Ask Muncy Township first. Under 34 Pa. Code § 403.1(b)(8), alterations to a house that make no structural change are outside the state code. The township code office can say what Muncy Township requires.
A new roof may go over one existing layer; with two or more, or over slate, clay or cement tile, everything comes off to the deck (IRC R908.3.1.1). 53% of Muncy Township’s homes were built before 1980, so count the layers before comparing quotes.
By the Census Bureau’s American Community Survey (2020–2024), the median home in Muncy Township was built in 1978, 53% of homes were built before 1980, 73% are owner-occupied.
Hail of 1 inch or larger was reported on 9 days within 10 miles of Muncy Township from 2006 through 2025 (NOAA Storm Prediction Center). A report means hail fell nearby, not that a roof was damaged.
Before signing for a roof in Muncy Township, get the contractor’s PA registration number: the home improvement law requires registration with the Attorney General above $5,000 a year of such work, and the number on contracts and estimates (HICPA § 3, § 6).
The full list: before you call.
Checked October 24, 2026. Laws and code editions change; the date says when these were last read at the source.