The purpose of this Part is to provide for certain areas of the Borough to be maintained as residential areas primarily for single-family detached housing.

Land and buildings in an R-1 District shall be used for the following purposes only:

The following uses may be permitted as a special exception when authorized by the Zoning Hearing Board:

No building shall have a building height in excess of 45 feet.

When a lot which is improved with existing single-family semidetached dwellings is the subject of a subdivision application for the purpose of enabling single-family residential development and usage on the subdivided lot or lots, the applicant shall not be required to meet the requirements of § 27-404 herein relative to lot requirements. All other requirements of this Part shall apply to the development of the subdivided lot or lots and shall be enforced.

In addition to the requirements contained in this Part, development within that portion of the R-1 District shown on Exhibit A[1] shall meet the requirements contained in Part 19, Streetscape Enhancement Overlay District.

Vacation rental use of real property zoned and located within an R-1 Low Density Residential District is expressly prohibited. Accordingly, none of the specific uses permitted by right or by special exception within an R-1 Low Density Residential District shall be construed as including or permitting a vacation rental use within this District.