16-5-5-7: BULK REGULATIONS:

R-3 Residential	Minimum Lot Area	Minimum Lot Frontage	Maximum Lot Coverage (Lot Area)	Setbacks				Maximum Height
				Front		Minimum Side	Minimum Rear
				Minimum2	Maximum
Permitted uses:
Multi-family dwelling (6 du maximum)	2,000 sq. ft./du	50 ft.	40%	20 ft.	-	4 ft.	20 ft.	30 ft.
Place of religious exercise or assembly, school	20,000 sq. ft.	100 ft.	40%	20 ft.	-	20 ft.	20 ft.	75 ft.1
Single-family detached dwelling	5,000 sq. ft.	50 ft.	40%	20 ft.	50 ft.	4 ft.	20 ft.	30 ft.
Townhouse (6 du maximum)	1,600 sq. ft./du	16 ft./du	40%	20 ft.	-	4/0 ft.	20/0 ft.	30 ft.
Two-family dwelling	5,000 sq. ft.	50 ft.	40%	20 ft.	50 ft.	4 ft.	20 ft.	30 ft.
Conditional uses:
Bed and breakfast home	5,000 sq. ft.	50 ft.	40%	20 ft.	50 ft.	4 ft.	20 ft.	30 ft.
Group home	5,000 sq. ft.	50 ft.	40%	20 ft.	-	4 ft.	20 ft.	30 ft.
Hospice	5,000 sq. ft.	50 ft.	40%	20 ft.	-	4 ft.	20 ft.	30 ft.
Housing for the elderly or disabled	20,000 sq. ft.	100 ft.	40%	20 ft.	-	20 ft.	20 ft.	30 ft.
Individual zero lot line dwelling	5,000 sq. ft.	50 ft.	40%	20 ft.	50 ft.	10/0 ft.	20 ft.	30 ft.
Licensed adult day services, licensed childcare center	5,000 sq. ft.	50 ft.	40%	20 ft.	-	4 ft.	20 ft.	40 ft.
Mortuary, funeral home or crematorium	20,000 sq. ft.	100 ft.	40%	20 ft.	-	20 ft.	20 ft.	30 ft.
Nursing or convalescent home	20,000 sq. ft.	100 ft.	40%	20 ft.	-	20 ft.	20 ft.	30 ft.
Off premises residential garage	-	-	-	20 ft.	-	4 ft.	6 ft.	15 ft.
Rooming or boarding house	5,000 sq. ft.	50 ft.	40%	20 ft.	-	4 ft.	20 ft.	30 ft.

 

Notes:

   1.    May be erected to a height not exceeding 75 feet; provided, that such buildings shall provide at least 1 additional foot of yard space on all sides for each additional foot by which such building exceeds the maximum height limit of the district in which it is located.

   2.    See section 16-3-17 of this title for adjustment of minimum front yard setbacks.

(Ord. 52-09, 10-19-2009)

16-5-6: R-4 MULTI-FAMILY RESIDENTIAL:

The R-4 district is intended to provide residential areas of moderate to high density developments located adjacent to a major street and serves as a buffer or transition between commercial development, nonresidential uses, or heavy automobile traffic and medium density residential development. (Ord. 52-09, 10-19-2009)

16-5-6-1: PRINCIPAL PERMITTED USES:

The following uses are permitted in the R-4 district:

   Cemetery, mausoleum, or columbarium.

   Community gardens.

   Golf course.

   Maternity group home.

   Multi-family dwelling (3 to 12 units per buildings).

   Parks, public or private, and similar natural recreation areas.

   Place of religious exercise or assembly.

   Public, private, or parochial school approved by state of Iowa (K - 12).

   Railroad or public or quasi-public utility, including substation.

   Single-family detached dwelling.

   Townhouse (3 to 12 units laterally attached).

   Two-family dwelling (duplex). (Ord. 52-09, 10-19-2009; amd. Ord. 17-13, 3-18-2013; Ord. 19-20, 5-18-2020; Ord. 49-23, 11-20-2023)

16-5-6-2: CONDITIONAL USES:

The following conditional uses may be permitted in the R-4 district, subject to the provisions of section 16-8-5 of this title:

   Accessory dwelling unit.

   Bed and breakfast home.

   Bed and breakfast inn.

   Group home.

   Hospice.

   Housing for the elderly or persons with disabilities.

   Licensed adult day services.

   Licensed childcare center.

   Mortuary, funeral home, or crematorium.

   Multi-family dwelling of thirteen (13) or more units.

   Nursing or convalescent home.

   Off premises residential garage.

   Off street parking.

   Rooming or boarding house.

   Tour home.

   Tourist home.

   Wind conversion energy system. (Ord. 52-09, 10-19-2009; amd. Ord. 20-22, 5-20-2022)

16-5-6-3: ACCESSORY USES:

The following uses are permitted as accessory uses as provided in section 16-3-7 of this title:

   Detached garage.

   Fence.

   Garage sale, provided that not more than three (3) such sales shall be allowed per premises per calendar year and not more than three (3) consecutive days per sale.

   Home based business.

   Keeping of hens for egg production.

   Noncommercial garden, greenhouse or nursery.

   Off street parking and storage of vehicles.

   Satellite receiving dish.

   Solar collector (freestanding arrays are limited to not more than 100 aggregate square feet and 10 feet in height).

   Sport, recreation, or outdoor cooking equipment.

   Storage building.

   Tennis court, swimming pool or similar permanent facility.

   Wind turbine (building mounted). (Ord. 52-09, 10-19-2009; amd. Ord. 47-14, 7-21-2014; Ord. 54-15, 8-17-2015)

16-5-6-4: TEMPORARY USES:

Temporary uses shall be regulated in conformance with the provisions of section 16-3-19 of this title. (Ord. 52-09, 10-19-2009)

16-5-6-5: PARKING:

Minimum parking requirements shall be regulated in conformance with the provisions of chapter 14 of this title, except for properties located within the Jackson Park and Cathedral Historic Districts where off-street parking is not required. (Ord. 52-09, 10-19-2009; amd. Ord. 9-24, 4-15-2024)

16-5-6-6: SIGNS:

Signs shall be regulated in conformance with the provisions of chapter 15 of this title. (Ord. 52-09, 10-19-2009)

16-5-6-7: BULK REGULATIONS:

R-4 Residential	Minimum Lot Area	Minimum Lot Frontage	Maximum Lot Coverage	Setbacks				Maximum Height
				Front		Minimum Side	Minimum Rear
				Minimum	Maximum
Permitted uses:
Multi-family dwelling (12 du maximum)	2,000 sq. ft./du	50 ft.	40%	20 ft.	-	3 ft.1	20 ft.	40 ft.
Place of religious exercise or assembly, school	20,000 sq. ft.	100 ft.	40%	20 ft.	-	20 ft.	20 ft.	75 ft.2
Single-family detached dwelling	5,000 sq. ft.	50 ft.	40%	20 ft.	50 ft.	4 ft.	20 ft.	30 ft.
Townhouse (12 du maximum)	1,600 sq. ft./du	16 ft./du	40%	20 ft.	-	0/3 ft.1	20/0 ft.	40 ft.
Two-family dwelling	5,000 sq. ft.	50 ft.	40%	20 ft.	50 ft.	4 ft.	20 ft.	30 ft.
Conditional uses:
Bed and breakfast home	5,000 sq. ft.	50 ft.	40%	20 ft.	50 ft.	4 ft.	20 ft.	30 ft.
Bed and breakfast inn	5,000 sq. ft.	50 ft.	40%	20 ft.	50 ft.	4 ft.	20 ft.	30 ft.
Group home	5,000 sq. ft.	50 ft.	40%	20 ft.	-	3 ft.1	20 ft.	40 ft.
Hospice	5,000 sq. ft.	50 ft.	40%	20 ft.	-	3 ft.1	20 ft.	40 ft.
Housing for the elderly or disabled	20,000 sq. ft.	100 ft.	40%	20 ft.	-	20 ft.	20 ft.	40 ft.
Licensed adult day services, licensed childcare center	5,000 sq. ft.	50 ft.	40%	20 ft.	-	3 ft.1	20 ft.	40 ft.
Mortuary, funeral home or crematorium	20,000 sq. ft.	100 ft.	40%	20 ft.	-	20 ft.	20 ft.	40 ft.
Nursing or convalescent home	20,000 sq. ft.	100 ft.	40%	20 ft.	-	20 ft.	20 ft.	40 ft.
Off premises residential garage	-	-	-	20 ft.	-	3 ft.	6 ft.	15 ft.
Rooming or boarding house	5,000 sq. ft.	50 ft.	40%	20 ft.	-	3 ft.1	20 ft.	40 ft.

 

Notes:

   1.    Plus 1 additional foot per floor above the second floor.

   2.    May be erected to a height not exceeding 75 feet; provided, that such buildings shall provide at least 1 additional foot of yard space on all sides for each additional foot by which such building exceeds the maximum height limit of the district in which it is located.

(Ord. 52-09, 10-19-2009)

16-5-7: OR OFFICE RESIDENTIAL:

The OR district is intended to serve as a transition zone between commercial and single- and two-family residential areas permitting adaptive reuse of existing building stock, which will normally be residential in character. This OR district is not intended to have any application in undeveloped or newly developing areas of the city or on land made vacant through intentional demolition. Development standards remain flexible to allow conservation and reuse of existing buildings. This district should be located in areas abutting arterial and/or collector streets which are, because of location and trends, suitable for development of low intensity office uses, and high intensity residential uses. (Ord. 52-09, 10-19-2009)

16-5-7-1: PRINCIPAL PERMITTED USES:

The following uses are permitted in the OR district:

   Art gallery, museum or library.

   Artist studio.

   Community gardens.

   General office.

   Hospice.

   Housing for the elderly or persons with disabilities.

   Licensed childcare center.

   Maternity group home.

   Medical office.

   Mortuary or funeral home.

   Multi-family dwelling.

   Nursing or convalescent home.

   Parking structure.

   Place of religious exercise or religious assembly.

   Public, private, or parochial school approved by state of Iowa (K - 12).

   Railroad or public or quasi-public utility, including substation.

   Registered child development home.

   School of private instruction.

   Single- or two-family dwelling unit within an existing structure only.

   Townhouse (2 or more laterally attached units). (Ord. 52-09, 10-19-2009; amd. Ord. 54-19, 12-16-2019; Ord. 19-20, 5-18-2020; Ord. 30-21, 9-20-2021; Ord. 49-23, 11-20-2024)