192.03 R-1 ONE-FAMILY RESIDENCE DISTRICT.
The R-1 District is intended and designed to provide for certain low-density residential areas of the City, now developed primarily with one-family detached dwellings, and to provide for areas where residential development seems likely to occur.
1.   Principal Permitted Uses. Only the following uses of structures or land shall be permitted in the R-1 District:
   A.   One-family dwellings.
   B.   Churches, cathedrals, temples and similar places of worship, provided that all principal buildings are set back a minimum of 35 feet from all property lines.
   C.   Public and parochial schools, elementary and secondary and other educational institutions having an established current curriculum the same as ordinarily given in City public schools, but excluding boarding schools, nursery schools and child care centers, provided that all principal buildings are set back a minimum of 35 feet from all property lines.
   D.   Fire stations, libraries, city halls, police stations or other buildings owned by the City and used for any public purpose, including its use by any bona fide civic group, service club or merchants, group, may be permitted by the Council in an R-1 zoning district, or in any other zoning district, after notice and hearing pursuant to Section 362.3, Code of Iowa. Notice of the hearing shall be mailed to the record owners of all real estate lying within 250 feet of the boundaries of the tract of real estate to be put to such use, the notice to be mailed no less than seven days prior to the hearing.
   E.   Publicly owned parks, playgrounds, golf courses, and recreation areas.
   F.   Agricultural uses, including nurseries and truck gardens, provided that no offensive odors or dust are created and that no retail sales are permitted on the premises.
2.   Permitted Accessory Uses. Permitted accessory uses in the R-1 District are as follows:
   A.   Uses of land or structures customarily incidental and subordinate to one of the permitted principal uses, unless otherwise excluded.
   B.   Private garage or carport; garden houses; greenhouses; tool houses; playhouses and accessory recreational facilities.
   C.   The taking of boarders or the leasing of rooms by a resident family, provided the total number of boarders and roomers does not exceed two per building.
   D.   Temporary buildings for uses incidental to construction work, which buildings shall be removed upon the completion or abandonment of the construction work, or shall be converted to an approved permitted use.
   E.   Temporary use of a dwelling structure within a new subdivision for use as a job office and real estate office for the subject subdivision, which use shall terminate upon completion or abandonment of the project.
   F.   Signs as regulated in Chapter 195.
   G.   Child day care for six or fewer children.
3.   Size and Area Regulations. The following minimum requirements shall be observed in the R-1 District subject to the height limitations found in Section 191.11 and the modifications contained in Section 196.03 of this Zoning Ordinance:
   A.   Lot Area: 10,200 square feet (one acre where public sewer and water are not available);
   B.   Lot Width: 85 feet;
   C.   Front Yard: 35 feet;
   D.   Side Yards:
One story:
   Total side yard – 18 feet
   Minimum on one side – 8 feet
More than one story:
   Total side yard – 20 feet
   Minimum on one side – 10 feet
Churches and schools – 35 feet on each side.
   E.   Rear Yard: 35 feet;
   F.   Maximum Height:
Principal building, if dwelling – 35 feet
Principal building, if other than dwelling – 45 feet
Garage – 14 feet
Accessory building, other than garage – 12 feet;
   G.   Maximum Number of Stories:
Principal building – 3 stories
4.   Off-Street Parking and Loading. Spaces for off-street parking and loading shall be provided in accordance with the provisions of Section 194.01.