Half of the 645 homes in Montgomery Borough were built before 1938. What the code requires when that roof is replaced, and who signs off, is below.
New Roofing Costs connects homeowners with independent local roofing contractors. We do not perform roofing work.
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. So the borough code office in Montgomery Borough is the one to ask before work starts.
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). With 90% of Montgomery Borough’s homes were built before 1980, ask what is under the newest layer.
Ice barrier
Whether an eave membrane is a code item depends on the climate table the municipality filled in when it adopted the code (IRC R905.1.2, Table R301.2). Montgomery Borough’s answer is with the borough code office.
Rules as read on October 24, 2026. Code edition, permit and contract rules for the whole state: roof replacement in Pennsylvania.
65% of the occupied homes in Montgomery Borough are lived in by their owners: 378 households, the people this line is for. By year built, 58% before 1940, 79% before 1960, 90% before 1980; 5% went up in 2000 or later. (ACS 2020–2024.)
By building type: 67% detached houses, 4% attached single-family houses (rowhouses, twins and townhouses), 17% buildings of two to four units.
On a house built before 1940, ask what the deck is (boards or plywood) and whether slate sits under the later layers: slate can’t be roofed over.
Of the 26 Lycoming County municipalities on this site, Montgomery Borough has the 2nd largest share of homes built before 1980: 90%, against a county range of 42% to 93%.
| Place | Median built | Before 1980 | Owners | Row, twin | Hail days |
|---|---|---|---|---|---|
| Montgomery Borough | 1938 | 90% | 65% | 4% | 13 |
| Clinton Township, Lycoming County | 1976 | 58% | 76% | 2% | 12 |
| Delaware Township, Northumberland County | 1979 | 52% | 88% | 1% | 10 |
| Muncy Borough | 1938 | 86% | 71% | 3% | 10 |
| Gregg | 1972 | 68% | 80% | 5% | 12 |
| Montoursville | 1956 | 85% | 66% | 3% | 14 |
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.
Within 10 miles of Montgomery Borough, hail of an inch or more was reported on 13 days between 2006 and 2025, the biggest stones 1.75 in on July 18, 2016. The most recent was June 22, 2024.
Federal major-disaster declarations for storms in Lycoming County since 2006: 3, most recently DR-4815, Tropical Storm Debby, declared September 2024. (OpenFEMA.)
A report says hail fell near Montgomery Borough, not that it damaged a 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 Montgomery Borough’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; 67% 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 | Standing seam that carries its own loads can skip the tear-off (R908.3.1) |
| Slate | 75 years | Older houses; 58% here predate 1940 | Never a base for a new layer (R908.3.1.1); heavy |
| Flat roof: EPDM or TPO | 15 years | Porches, additions, low-slope rears | Seams at walls and drainage |
A contractor who does $5,000 or more of home improvement work a year must be registered with the Pennsylvania Attorney General, and the number has to be on every contract and estimate (HICPA § 3, § 6). Ask for it before anyone starts on a roof in Montgomery Borough, and search it.
The price side is in what a new roof costs in Pennsylvania; the paperwork side in checking a roofing contractor.
Montgomery Borough’s ordinance decides. Under 34 Pa. Code § 403.1(b)(8), alterations to a house that make no structural change are outside the state code. So the borough code office in Montgomery Borough is the one to ask before work starts.
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). With 90% of Montgomery Borough’s homes were built before 1980, ask what is under the newest layer.
By the Census Bureau’s American Community Survey (2020–2024), the median home in Montgomery Borough was built in 1938, 90% of homes were built before 1980, 65% are owner-occupied.
Hail of 1 inch or larger was reported on 13 days within 10 miles of Montgomery Borough from 2006 through 2025 (NOAA Storm Prediction Center). A report means hail fell nearby, not that a roof was damaged.
A contractor who does $5,000 or more of home improvement work a year must be registered with the Pennsylvania Attorney General, and the number has to be on every contract and estimate (HICPA § 3, § 6). Ask for it before anyone starts on a roof in Montgomery Borough, and search it.
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.