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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 preserve natural features and resources while encouraging low-density single-family residential development suited to the natural conditions and to provide for accessory uses and compatible public and semipublic uses as conditional uses or uses by special exception.
In the R-1 Low-Density Single-Family Residential, District only the following uses are authorized.
A. 
Permitted uses.
(1) 
Principal uses.
(a) 
Single-family dwelling.
(b) 
Golf course.
(c) 
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) 
Churches, subject to § 280-102A(7).
(b) 
Firehouses, subject to § 280-102A(7).
(c) 
Planned residential development, subject to Article XV.
(d) 
Public recreation, subject to § 280-102A(25).
(e) 
Public buildings, subject to § 280-102A(7).
(f) 
Public utility installation, subject to § 280-102A(26).
(g) 
Schools, subject to § 280-102A(7).
(2) 
Accessory uses.
(a) 
Home occupation, subject to § 280-102A(39).
C. 
Uses by special exception.
(1) 
Principal uses.
(a) 
Day-care center or preschool facility in a church or school, 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-1 Low-Density Single-Family Residential District all uses shall be subject to the following regulations, except as they may be modified by Article XV governing planned residential developments or 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.
(a) 
With public sewers: 12,000 square feet.
(b) 
Without public sewers: 21,780 square feet.
(2) 
Golf course: 30 acres.
(3) 
All other principal uses: one acre.
B. 
Minimum lot width:
(1) 
Single-family dwelling.
(a) 
With public sewers: 75 feet.
(b) 
Without public sewers: 100 feet.
(2) 
All other principal uses: 100 feet.
C. 
Maximum lot coverage: 35%.
D. 
Minimum front yard: 30 feet.
E. 
Minimum rear yard.
(1) 
Principal structures.
(a) 
With public sewers: 35 feet.
(b) 
Without public sewers: 50 feet.
(2) 
Accessory structures: see § 280-106C.
F. 
Minimum side yard.
(1) 
Single-family dwelling: 15 feet.
(2) 
All other principal structures: 20 feet.
(3) 
Accessory structures: see § 280-106C.
G. 
Special yard requirements: see § 280-106.
H. 
Permitted projections into required yards: see § 280-107.
I. 
Maximum height.
(1) 
All principal structures: 2 1/2 stories and no more than 35 feet.
(2) 
All accessory structures: one story and no more than 15 feet.
J. 
Height exceptions: see § 280-108.
See Article XVIII.
See Article XIX.
See § 280-105.
See § 280-112.