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Township of Union, PA
Washington County
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Code
New Laws (3) Index Notes (2)
The purpose of this district is to reserve areas for the development of higher density multifamily housing in the Township in appropriate locations which are served by public water and sewage and are located on arterial or collector roads close to shopping and community services and to provide for compatible public, semipublic and accessory uses as conditional uses or uses by special exception.
In the R-3 Multifamily Residential District only the following uses are authorized.
A. 
Permitted uses.
(1) 
Principal uses.
(a) 
Single-family dwelling.
(b) 
Two-family dwelling.
(c) 
Townhouses.
(d) 
Garden apartments.
(e) 
Nursing home.
(f) 
Essential services.
(2) 
Accessory uses.
(a) 
Signs, subject to Article XIX.
(b) 
Off-street parking and loading, subject to Article XVIII.
(c) 
Accessory uses customarily incidental to and on the same lot with any permitted use, conditional use or use by special exception authorized in this district.
(d) 
Private residential swimming pools or tennis courts, subject to § 280-106.
(e) 
Private garages and storage buildings not exceeding 800 square feet of gross floor area, subject to § 280-102A(38).
(f) 
Fences, subject to § 280-106.
(g) 
Home gardening.
(h) 
Home office.
(i) 
Temporary construction trailer, model home or sales office, subject to § 280-110.
(j) 
Keeping of domestic pets.
(k) 
No-impact home-based business.[1]
[1]
Editor's Note: Added at time of adoption of Code (see Ch. 1, General Provisions, Art. I).
B. 
Conditional uses.
(1) 
Principal uses.
(a) 
Conversion apartment, subject to § 280-102A(11).
(b) 
Group care facility, subject to § 280-102A(15).
(c) 
Mobile home park, subject to § 280-102A(21).
(d) 
Noncommercial recreation, subject to § 280-102A(25).
(e) 
Personal care boarding home, subject to § 280-102A(15).
(f) 
Planned residential development, subject to Article XV.
(g) 
Public buildings, subject to § 280-102A(7).
(h) 
Public recreation, subject to § 280-102A(25).
(i) 
Public utility installation, subject to § 280-102A(26).
(j) 
Retirement community, subject to § 280-102A(27).
(2) 
Accessory uses.
(a) 
Home occupation, subject to § 280-102A(39).
C. 
Uses by special exception.
(1) 
Principal uses.
(a) 
Day-care center, subject to § 280-102A(12).
(b) 
Temporary use or structure, other than a construction trailer, model home or sales office, subject to § 280-102A(33).
(2) 
Accessory uses.
(a) 
Private garages and storage buildings exceeding 800 square feet of gross floor area, subject to § 280-102A(38).
In the R-3 Multifamily Residential District all uses shall be subject to the following regulations, except as they may be modified by the express standards and criteria for the specific conditional uses and uses by special exception contained in Article XVI.
A. 
Minimum lot area.
(1) 
Single-family dwelling: 8,400 square feet.
(2) 
Two-family dwelling: 12,000 square feet.
(3) 
Townhouses and garden apartments: one acre.
(4) 
All other principal uses: one acre.
B. 
Minimum lot width.
(1) 
Single-family dwelling: 60 feet.
(2) 
Two-family dwelling: 80 feet.
(3) 
Townhouses and garden apartments: 100 feet.
(4) 
All other principal uses: 100 feet.
C. 
Maximum dwelling unit density.
(1) 
Townhouses: 10 units per acre.
(2) 
Garden apartments: 12 units per acre.
D. 
Maximum length of residential building: 250 feet.
E. 
Maximum number of dwelling units per building.
(1) 
Townhouses: 8 units per building.
(2) 
Garden apartments: 36 units per building.
F. 
Minimum distance between buildings (where two or more buildings exist on the same lot): 20 feet.
G. 
Maximum lot coverage: 40%.
H. 
Minimum front yard: 25 feet.
I. 
Minimum rear yard.
(1) 
Single-family or two-family dwelling: 25 feet.
(2) 
Garden apartment or townhouse.
(a) 
Adjoining any R-D, R-1 or R-2 District: 50 feet.
(b) 
All other rear yards: 25 feet.
(3) 
All other principal structures: 25 feet.
(4) 
Accessory structures: see § 280-106C.
J. 
Minimum side yard.
(1) 
Single-family dwelling: 7.5 feet.
(2) 
Two-family dwelling: 10 feet.
(3) 
Garden apartment or townhouse.
(a) 
Adjoining any R-D, R-1 or R-2 District: 50 feet.
(b) 
All other side yards: 20 feet.
(4) 
All other principal structures: 20 feet.
(5) 
Accessory structures: see § 280-106C.
K. 
Special yard requirements: see § 280-106.
L. 
Permitted projections into required yards: see § 280-107.
M. 
Maximum height.
(1) 
All principal structures: three stories and no more than 45 feet.
(2) 
All accessory structures: one story and no more than 15 feet.
N. 
Height exceptions: see § 280-108.
See Article XVIII.
See Article XIX.
See § 280-105.
See § 280-112.