

ADUs are allowed in Limerick Township (Montgomery)Types:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Limerick Township (Montgomery), PA
Is your property eligible for an ADU?
# of Properties
7,084
Owner-occupied
88%
Zoning districts
15
Avg Home Value
$156,822
Median Lot Size
0.24 acres
Avg Income
$127,563
Residential Types:
7,084 housing units
Single Family
90%
Apts (4+ units)
1%
Other
9%
Zoning Districts:
8,194 parcels · 15 districts
R-1
23%(1,856)
R-4
22%(1,823)
R-3
19%(1,556)
R-2
10%(849)
Other
26%(2,110)
ADU Rules
What can you build in Limerick Township (Montgomery), PA?
Limerick Township (Montgomery), PA follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: By Right
- –Detached ADU: Conditional Use Permit
Detached ADU Size Limits
- –Detached backyard cottages are prohibited; the maximum permitted size is 0 sq ft.
Max Units
- –0 per lot (detached ADU)
Owner Occupancy
- –The principal dwelling must be owner-occupied.
Parking
- –2 spaces/ADU (1 space if studio); no maximum stated; exceptions: if front of dwellings lacks average 0.3 on-street spaces per DU, provide 0.3 off-street spaces per unit nearby; reductions via reserve parking (up to 50%) or shared parking.
Rental Restrictions
- –Detached ADU cannot be rented; attached ADU may only be used for a relative and cannot be rented to non-family (including short-term); covenant prohibits a separate dwelling unit
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.
Montgomery County
Abington Township (Montgomery)Cheltenham Township (Montgomery)Douglass Township (Montgomery)East Norriton Township (Montgomery)Horsham Township (Montgomery)Lower Merion Township (Montgomery)Lower Pottsgrove Township (Montgomery)Lower Providence Township (Montgomery)Marlborough Township (Montgomery)Norristown Borough (Montgomery)Plymouth Township (Montgomery)Pottstown Borough (Montgomery)Skippack Township (Montgomery)Souderton Borough (Montgomery)Trappe Borough (Montgomery)Upper Dublin Township (Montgomery)Upper Gwynedd Township (Montgomery)Upper Merion Township (Montgomery)Upper Moreland Township (Montgomery)West Norriton Township (Montgomery)Whitemarsh Township (Montgomery)Whitpain Township (Montgomery)