In an R-1 Residence District, the following regulations shall apply.
A building may be erected, altered or used, and a lot or premises may be used or occupied for any of the following purposes, and no other:
A. 
Any use permitted in an R-1A Residence District.
B. 
Any of the following additional purposes or uses when authorized as conditional use:
[Amended 12-16-1987 by Ord. No. 87-3; 8-21-1997 by Ord. No. 97-5]
(1) 
Medical offices, provided that:
(a) 
The lot contains an area of not less than three acres.
(b) 
The building coverage area does not exceed 6% of the net lot area.
(c) 
The maximum total impervious coverage, including building coverage, shall not exceed 30% of the net lot area.
(d) 
The building on the site shall not exceed one story in height.
(e) 
Medical offices shall be limited to semicontrolled highways only.
(2) 
Greenhouse.
(3) 
Alteration of a single-family dwelling into a two-family dwelling.
C. 
Accessory use on the same lot with and customarily incidental to any permitted use.
D. 
A single-family detached dwelling within a cluster development, in accordance with the requirements of Article VIII, Planned Community Residential Development, or Article VIIIA, R-1 Cluster District.
[Added 8-21-1997 by Ord. No. 97-5]
A. 
Net lot area and width. A net lot area of not less than 45,000 square feet and a lot width of not less than 150 feet at the building line or at the point of the proposed building closest to the street and extending the full depth of the building shall be provided for every building hereafter erected or used for any purpose permitted in this district.
[Amended 8-21-1997 by Ord. No. 97-5]
B. 
Building area. Not more than 9% of the net lot area may be occupied by buildings.
[Amended 8-21-1997 by Ord. No. 97-5]
C. 
Front yard. There shall be a front yard on each street on which the lot abuts, the depth of which shall be at least 75 feet.
D. 
Side yards. There shall be two side yards, one on each side of the principal building, neither of which shall be less than 30 feet wide.
E. 
Rear yard. There shall be a rear yard, the depth of which shall be at least 50 feet.
F. 
Height regulations. The maximum height of buildings and other structures erected or enlarged in this district shall be 35 feet.
[Added 8-21-1997 by Ord. No. 97-5]