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Arapahoe County, CO Home Business: Zoning & Home Occupation Permits (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Garage storage limit
20% of garage area
Who may work
Residents of the dwelling only
Advertising on premises
Not permitted
Outdoor storage
Not permitted
Delivery method
Mail, parcel post, or private vehicle only

Summary

Arapahoe County allows home occupations as an accessory use on unincorporated residential land without a separate license, but only if the business stays entirely inside the house, is run only by residents, and doesn't advertise or store goods outdoors.

City-specific rules exist: Aurora, and Centennial have their own zoning & home occupation permits rules that differ from Arapahoe County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

A. GENERAL HOME OCCUPATION

1. Intent To allow for the use of a residence for an occupation which does not change the character of the neighborhood in which it is located.

2. Requirements and Restrictions... The home occupation must be conducted entirely within the principal dwelling structure. Not more than 20 percent of the garage area shall be used for storage of permitted materials and goods associated with the home occupation. The home occupation shall be conducted only by the residents of the principal dwelling.

Full Breakdown

LDC § 3-3.12.A governs home occupations. The intent clause explains the standard is to allow use of a residence "for an occupation which does not change the character of the neighborhood in which it is located." Subsection A.2 sets the compliance criteria that make a home occupation an eligible accessory use: it must be conducted entirely within the principal dwelling structure, with no more than 20 percent of the garage used for storage of materials tied to the business; it can only be run by residents of the dwelling, not outside employees; there can be no visible advertising on the property and no outdoor storage of goods or materials; the operation can't produce excessive or offensive noise, vibration, smoke, dust, odors, heat, glare or light, or dump materials; deliveries are limited to U.S. mail, parcel post, general delivery or private passenger vehicle, excluding truck or trailer deliveries; and the business can't change the appearance or character of the dwelling or neighborhood.

Because home occupations are an accessory use rather than a separately licensed use, there is no standalone home-occupation permit application in the Code, compliance with § 3-3.12.A.2 is what makes the use legal, and it is reviewed if the county investigates a complaint or a related building permit application.

Violations & Fines

A home occupation that violates any § 3-3.12.A.2 criterion, outdoor storage, visible signage, non-resident employees working on site, or truck-delivered goods, for example, is a zoning violation the Public Works and Development Department enforces under LDC Chapter 6, which can require the business to cease operating from the residence until it complies.

Frequently Asked Questions

Do I need a permit to run a home business in unincorporated Arapahoe County?
There's no separate home occupation permit: it's an accessory use allowed by right if it meets the LDC § 3-3.12.A.2 criteria, such as staying inside the dwelling and being run only by residents.
Can I have a sign advertising my home business?
No. Section 3-3.12.A.2 states 'there shall be no visible advertising of the home occupation on the premises upon which it is located.'
Can employees who don't live in my house work at my home business?
No. The code requires the home occupation to 'be conducted only by the residents of the principal dwelling' under § 3-3.12.A.2.

Sources & Official References

Other rules in Arapahoe County

All Arapahoe County rules

How Arapahoe County compares: Easiest Cities to Run a Home Business·Compare Arapahoe County to another location·View the Colorado home business overview

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