

ADUs are allowed in Cumru Township (Berks)Types:DetachedInternal
Types:DetachedInternal
Accessory Dwelling Unit (ADU) Rules for Cumru Township (Berks), PA
Is your property eligible for an ADU?
# of Properties
5,066
Owner-occupied
85%
Zoning districts
22
Avg Home Value
$123,382
Median Lot Size
0.24 acres
Avg Income
$105,882
Residential Types:
5,066 housing units
Single Family
97%
Other
3%
Zoning Districts:
5,652 parcels · 22 districts
HR
45%(2,550)
MR
21%(1,183)
LR
15%(852)
RC
8%(459)
Other
11%(608)
ADU Rules
What can you build in Cumru Township (Berks), PA?
Cumru Township (Berks), PA follows state and local rules for Accessory Dwelling Units. Here is a concise overview of the local rules.
Eligibility
- –Internal / Attached ADU: Special Permit
- –Detached ADU: Special Permit
Interior / Attached ADU Size Limits
- –Maximum size of 1,000 sq ft of gross floor area for an internal/attached accessory apartment
Detached ADU Size Limits
- –Maximum size of 1,500 sq ft, including any enclosed garage and basement area
Owner Occupancy
- –There is no owner-occupancy requirement.
Rental Restrictions
- –Detached ADU: not rentable as an independent dwelling; occupancy limited to relatives/guests with 90 consecutive days and 180 total days per year. Internal/Attached ADU: not rentable to the public; limited to relatives of the occupants; maximum of two people.
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.
Berks County
Amity Township (Berks)Boyertown Borough (Berks)Douglass Township (Berks)Earl Township (Berks)Exeter Township (Berks)Lower Heidelberg Township (Berks)Maxatawny Township (Berks)Muhlenberg Township (Berks)Pike Township (Berks)ReadingRichmond Township (Berks)Robesonia Borough (Berks)Shillington Borough (Berks)Spring Township (Berks)