Arapahoe County Unincorporated
Zoning districts
39 districts, grouped by category.
Agricultural
2Overlay
11Airport Influence Area
Approach Zone
Accident Potential Zone I
Accident Potential Zone II
- Max density
- 0.4 du/ac
Buffer Zone
Centennial Airport Environs Planning Area
- Min lot
- 21,780 sq ft (0.5 ac)
- Front setback
- 40 ft
- Permitted uses
- 7
Restricted Development Area
Restriction Area One
Restricted Area Two
Runway Protection Zone
Traffic Pattern Area
Commercial
4Other
6- Max height
- 25 ft
- Permitted uses
- 6
Planned Unit Development District
- Max height
- 40 ft
- Max density
- 20 du/ac
- Permitted uses
- 1
Rural Residential A
- Min lot
- 392,040 sq ft (9 ac)
- Permitted uses
- 54
Rural Residential B
- Min lot
- 105,000 sq ft (2.41 ac)
- Permitted uses
- 43
Rural Residential C
- Min lot
- 70,000 sq ft (1.61 ac)
- Permitted uses
- 28
Industrial
2Mixed use
2Residential
11Residential Single-Family A
- Min lot
- 40,000 sq ft (0.92 ac)
- Permitted uses
- 1
Residential Single-Family B
- Min lot
- 20,000 sq ft (0.46 ac)
- Permitted uses
- 1
Residential Single-Family C
- Min lot
- 12,500 sq ft (0.29 ac)
- Permitted uses
- 1
Residential Single-Family D
- Min lot
- 7,000 sq ft
- Permitted uses
- 1
Residential Two-Family A
- Min lot
- 5,000 sq ft
- Permitted uses
- 4
Residential Two-Family B
- Min lot
- 3,600 sq ft
- Permitted uses
- 3
Residential Multi-Family
- Min lot
- 5,000 sq ft
- Max density
- 35 du/ac
- Permitted uses
- 9
Multi-Family Residential
R-PH Zone District
R-PM Zone District
R-PSF Zone District
General provisions
131 rules that bind every district rather than one — sign regulations, parking, floodplain and the rest of the code’s citywide chapters.
Gardens shall register with the Planning Division by completing a Community Garden Registration Form. Gardens shall renew their registrations annually by the first of February of each calendar year.
A produce stand shall be permitted as an accessory use to a Community Garden for the sale of fruit, vegetables, plants, herbs or flowers produced on the premises, or from a nearby registered community garden. The stand area shall occupy no more than 100 square feet.
Amateur Motorsports Facilities are subject to the following performance standards: The facility may not be less than 100 acres in size. All access to the site must be from paved roads. Noise generated by activities on the site may not exceed 103 decibels at the site boundary. No grandstand or seating structure erected on the site may exceed 15 feet in height... Seating provided not to exceed capacity for 500 persons.
In addition to the requirements for a special exception use, all bed and breakfast inns shall be subject to the following standards: Maintain a Residential Appearance... Owner on Premises... On-Site Parking... No long-term rentals shall be permitted. The maximum length of stay shall be 30 days. No cooking facilities, other than a microwave, shall be allowed in the guest rooms.
The use shall not be permitted within four miles of a regularly inhabited residential structure which existed as of the date of the filing on an application for a Special Exception Use permit, unless all owners of residential structures located within four miles of the proposed site of the use have waived, in writing, any objection to the site of the use. The use must limit the detonation of explosives to weekdays between the hours of 9:00 a.m. and 5:00 p.m. At a radius of four linear miles from the site of the use and beyond, sound and air overpressure levels generated by the use shall not exceed 65 Db(L)...
Commercial injection wells are prohibited. The use of land, buildings, or structures to grow, produce, cultivate, sell, dispense, distribute, store, test, or manufacture marijuana and/or marijuana products, or as a marijuana club, is not allowed or permitted throughout unincorporated Arapahoe County, except to the extent specifically identified in Section 3-3.5.C, below.
An exception to the prohibition of marijuana land uses is the Commercial Marijuana Store, provided that, as of August 1, 2022, the store is licensed by the State of Colorado and under the Arapahoe County Marijuana Licensing Policy and operating and open to the public in compliance with all applicable State and County laws and regulations... No more than four (4) commercial marijuana stores are permitted to operate within unincorporated Arapahoe County... Not exceed 5,000 square feet in size... The non-commercial growing, cultivation, storage or production of marijuana or marijuana products... may only be conducted as a non-primary use in an agricultural (A-1, AE), rural residential (RR-A, RR-B, RR-C), or residential (R-1-A, R-1-B, R-1-C, R-1-D, R-2-A, R-2-B, or R-M), obsolete residential (R-2, R-3, R-3S, R-4, R-5), or the residential portion of a PUD zone district... in no event shall more than six plants, with three or fewer being mature flowering plants, be grown or cultivated at any one time by each person or primary caregiver residing at such dwelling unit, up to a maximum of 12 plants total per dwelling unit.
The cumulative non-commercial cultivation area on any lot or parcel shall not exceed twelve feet by twelve feet. All cultivation shall be conducted within a dwelling unit or enclosed and locked accessory structure and shall not be visible to the general public. All cultivation areas shall be enclosed and locked in accordance with Colorado Revised Statutes Section 18-18-434(3)(b) or as may be amended. All such uses shall not cause odors, smoke, heat, glare or light that is detectable to a person of normal senses beyond the property line of the property upon which the use is being conducted, or in an adjacent dwelling unit or public area.
All natural medicine businesses shall be located at least one thousand feet away from a child care center; preschool; elementary, middle, junior or high school; and/or a residential child care facility. The distance shall be calculated by direct measurement from the nearest property line of the land used for a school or facility to the nearest portion of the building in which the natural medicine business is located, using a route of direct pedestrian access. Natural medicine cultivation and manufacturing may be accessory uses to a natural medicine healing center in any zone district allowing natural medicine healing centers, provided that the cultivation/manufacturing occupies no more than 20% of the total floor area.
No person may operate or cause to be operated a sexually-oriented business outside of the B-4, B-5, I-1 and I-2 Zoning Districts. No person may operate or cause to be operated a sexually-oriented business within 1,000 feet of: Any church, Any school, The boundary of any residential zoning district, A dwelling unit, A public park adjacent to any residential zoning district, or A licensed child-care center. No person may operate or cause to be operated a sexually-oriented business within 1,000 feet of another sexually-oriented business. No person may cause or permit the operation, establishment or maintenance of more than one sexually-oriented business within the same building or structure or portion thereof.
Healthy trees measuring four caliper inches or more shall be replaced with a 1:1 ratio, caliper-inch for caliper-inch
Blank walls void of architectural details or other variation are prohibited.
All rooftop and grade-level mechanical equipment shall be screened from on-site grade-level view.
Buildings located on the south side of streets are required to provide a 1:1 setback from the flow-line (building height to setback ratio) to accommodate snow shadows.
All vents greater than eight inches in diameter shall be screened.
Ground-floor facades that face public streets or other public areas shall incorporate pedestrian-oriented design features along no less than 25 percent of their horizontal length.
Screening shall consist of a solid fence or wall, at least six, and not more than 10 feet in height
Outdoor service areas, including loading docks, refuse collection areas, and similar facilities, shall be located at least 20 feet away from any public street, internal or private drive, sidewalk, internal pedestrian walkway, or building with a residential use
Residential lots shall be platted outside the designated floodplain.
Trash containers shall be shielded from view by placement within buildings, or by an enclosure with solid walls and/or fencing at least six feet in height.
Source documents
The chapters of the adopted code that were retrieved, read and extracted from. Everything above traces back to one of these.