Permit
Local ordinance, not the state
The state code does not cover a reroof that changes no structure (34 Pa. Code § 403.1(b)(8)). So the township code office in Spring Garden is the one to ask before work starts.
Source: 34 Pa. Code § 403.1(b)
Spring Garden has 4,596 homes, and half of them were standing by 1957. Below: what the code asks of a replacement here, the permit, and the town’s own records.
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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
The state code does not cover a reroof that changes no structure (34 Pa. Code § 403.1(b)(8)). So the township code office in Spring Garden is the one to ask before work starts.
Source: 34 Pa. Code § 403.1(b)
Layers
On a roof that already carries two layers, or slate or tile, the code allows no recover: it is a tear-off (IRC R908.3.1.1). 76% of Spring Garden’s homes were built before 1980; many have been reroofed before.
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). The contractor or the township code office in Spring Garden will know.
Checked against the code text on October 24, 2026. Everything else the state requires: roof replacement in Pennsylvania.
Of 4,295 occupied homes in Spring Garden, 3,653 (85%) are owner-occupied. Counting by decade, 15% before 1940, 61% before 1960, 76% before 1980 of the housing was in place, and 12% dates from 2000 on. (ACS 2020–2024.)
The housing is 74% detached houses, 19% attached single-family houses (rowhouses, twins and townhouses), 6% buildings of two to four units.
Of the 57 York County municipalities on this site, Spring Garden has the 10th largest share of homes built before 1980: 76%, against a county range of 25% to 98%.
ZIP codes: 17403
| Place | Median built | Before 1980 | Owners | Row, twin | Hail days |
|---|---|---|---|---|---|
| Spring Garden | 1957 | 76% | 85% | 19% | 13 |
| York | 1941 | 86% | 44% | 40% | 14 |
| West York | 1938 | 98% | 54% | 46% | 13 |
| North York | 1946 | 86% | 39% | 44% | 14 |
| York Township | 1982 | 47% | 70% | 18% | 16 |
| West Manchester | 1977 | 54% | 72% | 15% | 13 |
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 13 days since 2006 with hail of at least 1 inch inside a 10-mile circle around Spring Garden, topping out at 2 in on May 14, 2010. The most recent was September 21, 2024.
At the county level, Spring Garden shares York County’s record of 3 storm disaster declarations since 2006, the newest DR-4618 (Remnants of Hurricane Ida, September 2021). (OpenFEMA.)
Storm reports are what observers logged, not a measure of damage to any roof. When wind or hail damage means a new roof.
Useful life is HUD’s planning figure, not a warranty. 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; 74% 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 | Low pitches and long runs | A complete standing-seam system may go over the old roof (R908.3.1) |
| Slate | 75 years | Older houses; 15% here predate 1940 | Sound slate can be reused (R908.5); broken slate cannot |
| Flat roof: EPDM or TPO | 15 years | Low-slope roofs and rear sections (19% of homes here are attached) | Seams at walls and drainage |
Before signing for a roof in Spring Garden, 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.
Local ordinance, not the state. The state code does not cover a reroof that changes no structure (34 Pa. Code § 403.1(b)(8)). So the township code office in Spring Garden is the one to ask before work starts.
On a roof that already carries two layers, or slate or tile, the code allows no recover: it is a tear-off (IRC R908.3.1.1). 76% of Spring Garden’s homes were built before 1980; many have been reroofed before.
By the Census Bureau’s American Community Survey (2020–2024), the median home in Spring Garden was built in 1957, 76% of homes were built before 1980, 85% are owner-occupied.
Hail of 1 inch or larger was reported on 13 days within 10 miles of Spring Garden 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 Spring Garden, 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.