

ADU rules for Emmaus Borough (Lehigh)
Accessory Dwelling Unit (ADU) Rules for Emmaus Borough (Lehigh), PA
Is your property eligible for an ADU?
# of Properties
3,817
Owner-occupied
77%
Zoning districts
14
Avg Home Value
$171,192
Median Lot Size
0.17 acres
Avg Income
$86,806
Residential Types:
3,817 housing units
Single Family
93%
Apts (4+ units)
2%
Condos
3%
Other
2%
Zoning Districts:
4,285 parcels · 14 districts
UCN
27%(1,153)
RC
26%(1,106)
RW
12%(522)
RE
11%(479)
Other
24%(1,025)
ADU Rules
What can you build in Emmaus Borough (Lehigh), PA?
Emmaus Borough (Lehigh), 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
Parking
- –ADUs not listed in Table 27-5B; parking follows the most similar listed use or Zoning Officer-approved alternative after Planning Commission review. In the Downtown Core, parking is waived except for new construction over 4,000 sq ft or any additional dwelling units; no ADU-specific standard.
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.
Check my propertyHow can we help you?
Get matched with trusted local builders
Understand what's allowed on your property
Learn the key rules and size limits for ADUs
Is your property eligible for an ADU?
ADU rules in other Pennsylvania municipalities
Rules change at the town line. Check the municipality your property is actually in.
Lehigh County