The regulations set forth in this Article or set forth elsewhere in this Appendix A when referred to in this Article, are the district regulations for the R-1 Countryside Residential District. The R-1 District is intended to preserve those residential areas which are best suited for very large lot development and to maintain the character of very low density, single-family neighborhoods. The locations of R-1 zoned areas shall be in general accord with the Comprehensive Plan. (Ord. 03-1155, 3-18-2003)

1. Permitted Uses.
   
   Affordable housing development. Community center in existence as of January 1, 2003. Community residence (Classes I and II). Daycare (home). Home occupation (Class I). Municipal use. Parks/playgrounds (including Northfield Park District offices). Religious institution. School (public or private K-12). Single-family dwelling.
   Small wireless facilities in right of way. Stable.
   
2. Special Uses. (See Article XVI of this Appendix A for standards.)
   Community residence (Class III). Convent. Daycare (center). Garage with greater than 1,200 square feet of floor area (residential). Home occupation (Class II). Other public uses/structures. Planned unit development. Preschool. Recreation center in existence as of January 1, 2023. Seasonal/temporary uses (see Article XIX of this Appendix A).
   Small wireless facilities outside right of way.
   (Ord. 03-1155, 3-18-2003)

The minimum lot area in the R-1 District is forty thousand (40,000) square feet except for public parks which have no minimum requirement and planned unit developments which must be at least five (5) acres.

Lots containing at least three (3) acres may be considered for planned unit developments if they meet the following criteria:

1. The property is bounded on at least two (2) sides by arterial streets with an intersection having traffic control signals;
2. The property abuts an R-1 residential neighborhood;
3. The property will be developed with detached single-family residences which will have a minimum of twenty thousand (20,000) square feet of land area per home; and
4. The property is located on the perimeter of the Village. (Ord. 13-1542, 1-15-2013)
   

(Ord. 03-1155, 3-18-2003)

All planned unit developments are subject to the conditions and review as set forth in Article XVII of this Appendix A. All special uses are subject to the conditions and review as set forth in Article XVI of this Appendix A. All nonresidential developments not subject to planned unit development or special use review procedures shall be subject to Architectural Commission site plan review as set forth in Chapter 4 of this Code. (Ord. 03-1155, 3-18-2003)

Proposed projects that represent a significant departure from the Comprehensive Plan may elect to submit for a preliminary project review, which is entirely elective. See Appendix D, Article I, "Fees", of this Code for the associated fee. (Ord. 09-1436, 12-7-2009)