A. 
Principal uses and structures permitted.
[Amended 3-1-2011 by Ord. No. 2011-01]
(1) 
Without public sewers:
(a) 
Detached single-family dwellings.
(b) 
Semidetached single-family dwellings.
(2) 
With public sewers:
(a) 
Detached single-family dwellings.
(b) 
Semidetached single-family dwellings.
(c) 
Attached single-family dwellings.
(d) 
Garden apartment dwellings.
(e) 
Zero-lot-line detached dwellings.
B. 
Permitted accessory uses. Permitted accessory uses permitted in the R-4 District shall be as follows:
(1) 
Permitted accessories to single-family residences:
(a) 
Home occupations, as herein defined and regulated.
(b) 
Required off-street parking spaces.
(c) 
Private garages, as defined in this chapter.
(d) 
Signs as permitted by Article XIX.
(e) 
Private swimming pools and tennis courts.
(f) 
Any other use which the Board of Adjustment determines is one customarily incident to the principal permitted use on the premises.
(2) 
Permitted accessories to semidetached single-family residences:
(a) 
Required off-street parking spaces.
(b) 
Private garages, as defined in this chapter.
(c) 
Signs as permitted by Article XIX.
(d) 
Private swimming pools and tennis courts.
(e) 
Any other use which the Board of Adjustment determines is one customarily incident to the principal permitted use on the premises.
(3) 
Permitted accessories to garden apartments.
(a) 
Required off-street parking spaces.
(b) 
Private garages, as defined in this chapter.
(c) 
Signs as permitted by Article XIX.
(d) 
Private swimming pools and tennis courts.
(e) 
Any other use which the Board of Adjustment determines is one customarily incident to the principal permitted use on the premises.
C. 
Conditionally permitted uses. The following uses are permitted only after review and approval by the Planning Board pursuant to the standards and criteria set forth in Article XVI.
(1) 
Institutional and public uses.
(2) 
Public utility uses and essential services.
A. 
Minimum lot area.
[Amended 3-1-2011 by Ord. No. 2011-01]
(1) 
Detached single-family dwellings:
(a) 
Without public sewers: 40,000 square feet.
(b) 
With public sewers: 15,000 square feet.
(2) 
Semidetached one-family dwellings:
(a) 
Without public sewers: 60,000 square feet.
(b) 
With public sewers: 20,000 square feet.
(3) 
Garden apartment, attached single-family dwellings and zero-lot-line detached dwellings: See § 185-52.
(4) 
Housing mix. In any R-4 development with public sewers, the combined total of single-family detached and zero-lot-line detached dwellings shall not be more than 35% of the total number of dwelling units proposed.
B. 
Minimum lot width.
(1) 
Detached single-family dwellings:
(a) 
Without public sewers: 200 feet.
(b) 
With public sewers: 100 feet.
(2) 
Semidetached single-family dwellings:
(a) 
Without public sewers: 200 feet.
(b) 
With public sewers: 125 feet.
C. 
Yards.
[Amended 7-18-2000 by Ord. No. 2000-14; 3-1-2011 by Ord. No. 2011-01]
(1) 
Detached single-family dwellings and semidetached single-family dwellings:
(a) 
Without public sewers:
[1] 
Minimum front yard: 35 feet.
[2] 
Minimum side yard: 20 feet.
[3] 
Minimum total of two side yards: 30% of lot width.
[4] 
Minimum rear yard: 40 feet.
(b) 
With public sewers:
[1] 
R-3 District requirements.
(2) 
Attached single-family dwellings and garden apartments shall meet the requirements of § 185-52.
D. 
Height.
(1) 
No permitted principal building shall exceed 2 1/2 stories or 35 feet in height, whichever is less.
E. 
Maximum percent of lot coverage by impervious surfaces shall not exceed:
(1) 
Thirty percent of the total lot area for attached single-family dwellings, garden apartments and apartments;
(2) 
Twenty percent for single-family and single-family attached uses.
F. 
Accessory structures: all accessory structures shall meet the requirements of the R-3 Districts except as may otherwise be specifically provided in § 185-52.
G. 
All required off-street parking shall be provided as required by Article XX.