In expansion of the declaration of legislative intent and the statement of community objectives contained in Article I, §§ 95-2 and 95-3, the specific intent of this district is to:
A. 
Provide reasonable standards of performance and to promote the maintenance, stability and continued viability of the Borough's high-density single-family and two-family residential neighborhoods; and
B. 
Provide for infill and new development, along with appropriate redevelopment.
In the R-3 District, a building may be erected, altered or used and a lot may be used or occupied for any of the following purposes and no other when in compliance with applicable use regulations set forth in Article IV, Use Regulations:
A. 
Uses permitted by right. The following uses are permitted by right:
(1) 
Use B-1: single-family attached dwelling (townhouse).
(2) 
Use B-2: single-family detached dwelling.
(3) 
Use B-3: single-family semidetached dwelling (twin).
(4) 
Use B-4: two-family detached dwelling (duplex).
B. 
Accessory uses permitted by right. The following accessory uses are only permitted when subordinate and customarily incidental to any of the above permitted uses and upon the issuance of a zoning permit:
(1) 
Use A-1: residential accessory structures.
(2) 
Use A-4: commercial vehicle parking.
(3) 
Use A-7: fences and walls.
(4) 
Use A-8: home-based business, no-impact.
(5) 
Use A-11: recreational vehicles.
(6) 
Use A-12: refuse collection faculties.
(7) 
Use A-13: renewable energy systems.
(8) 
Use A-14: satellite dishes and antennas.
(9) 
Use A-15: residential swimming pool.
(10) 
Use A-16: non-tower wireless telecommunications facility, in compliance with § 95-164.
C. 
Accessory uses permitted by special exception. The following accessory uses are permitted when they are subordinate and customarily incidental to any of the above permitted uses and upon the issuance of special exception approval by the Zoning Hearing Board:
(1) 
Use A-3: bed-and-breakfast home.
(2) 
Use A-6: family child-care home.
The following standards shall apply to all uses in the R-3 District:
R-3 District Dimensional Requirements
Dimension
Requirement
Lot area (minimum)
Single-family attached dwelling (townhouse): 2,000 square feet
Single-family detached dwelling: 9,000 square feet
Single-family semidetached dwelling (twin): 5,000 square feet
Two-family detached dwelling (duplex): 10,000 square feet
All other uses: 10,000 square feet
Lot width (minimum)
Attached building: 20 feet
Detached building: 50 feet
Semidetached or semi-attached building: 30 feet
Front yard setback (minimum)
20 feet*
Rear yard setback (minimum)
25 feet
Side yard setback (minimum)
Single-family detached dwelling: aggregate 15 feet; neither side shall be set back less than 6 feet
Two-family detached dwelling (duplex): aggregate 20 feet; neither side shall be set back less than 8 feet
All other uses: 10 feet per side (where provided for a building not attached to another building)
Building coverage (maximum)
35%
Impervious coverage (maximum)
50%
Height, principal building/structure (maximum)
35 feet
Height, accessory building/structure (maximum)
15 feet
*
See also § 95-153, Modification of front yards.
A. 
The siting of parking spaces in the side and rear yard is required when an alley exists in the rear of a building lot.
B. 
If no alley exists, parking in the front yard area is limited to one space per lot for single-family detached and single-family semidetached. All other parking spaces shall be in the side or rear yard.