

ADU rules for Mount Carmel Township (Northumberland)
Accessory Dwelling Unit (ADU) Rules for Mount Carmel Township (Northumberland), PA
Is your property eligible for an ADU?
# of Properties
1,243
Owner-occupied
69%
Zoning districts
12
Avg Home Value
$13,792
Median Lot Size
0.12 acres
Avg Income
$72,664
Residential Types:
1,243 housing units
R - Residential
100%
Zoning Districts:
2,004 parcels · 12 districts
R-2
60%(1,198)
R-1
20%(393)
S-2
12%(240)
C-2
3%(52)
Other
6%(121)
ADU Rules
What can you build in Mount Carmel Township (Northumberland), PA?
Mount Carmel Township (Northumberland), PA follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: Not addressed in the local bylaw
- –Detached ADU: Not addressed in the local bylaw
Owner Occupancy
- –No owner-occupancy requirement for ADUs
Parking
- –No ADU-specific parking standards; ordinance does not define or regulate ADUs.
ADU State Law
What can you build in Pennsylvania?
- –Pennsylvania does not have a statewide ADU mandate; ADU rules are set by individual municipalities.
- –Building/fire codes are set statewide, but whether an ADU is allowed is local zoning.
What's allowed on your lot?
These are the municipality-wide rules. What's allowed on a specific property also depends on state laws, setbacks, floor area ratio, lot coverage, environmental constraints, topography, and other property-specific factors. Search your address on FutureLot to see what's allowed on your property.
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ADU rules in other Pennsylvania municipalities
Rules change at the town line. Check the municipality your property is actually in.
Northumberland County