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

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

Key Facts

Class 1 accessory structure cap
500-1,000 sq. ft. by lot size
Class 1 employees
1 nonresident employee
Class 2 employees
2 nonresident employees
Class 2 zones
A-1, LRR, RR districts only
Class 2 permit decision
10 working days
Permit renewal
Annual, Class 2

Summary

Unincorporated Douglas County allows home businesses as a Class 1 or Class 2 home occupation, capped at 50% of the dwelling's floor area or a small accessory building, with strict size limits, one nonresident employee for Class 1, and no change to the home's residential character.

City-specific rules exist: Castle Rock has its own zoning & home occupation permits rules that differ from Douglas County's county-level regulations. If you live in Castle Rock, check the city-specific page instead.

A "Class 1 home occupation" is defined as a business, profession, occupation, or trade conducted entirely within a residential building or within a building accessory thereto, which use is accessory, incidental, and secondary to the use of the building for dwelling purposes and does not change the essential residential character or appearance of such a building. ... Such use may be conducted within the principal dwelling, provided that the total area for such purpose shall not exceed 50% of the first-floor area of the principal dwelling, one permitted accessory structure, or both. The total area for such purpose within the accessory structure shall not exceed: For lots less than one acre in size: 500 sq. ft. For lots one acre or greater in size: 1,000 sq. ft.

Full Breakdown

Part 23 of the Zoning Resolution splits home businesses into two tiers. A Class 1 home occupation under §§ 1-2302 and 1-2303 is allowed as a permitted use, no separate permit required, in any residential or agricultural district. It can occupy up to 50% of the first-floor area of the main dwelling, one permitted accessory structure, or both; the accessory-structure area is capped at 500 square feet on lots under one acre and 1,000 square feet on lots of an acre or more. Only the resident occupants plus one nonresident employee may work there.

A Class 2 home occupation, defined at §§ 1-2304 and 1-2305, is reserved for the Agricultural One, Large Rural Residential and Rural Residential districts on conforming lots, allows two nonresident employees, and covers up to 50% of the whole dwelling's floor area plus an accessory structure. Unlike Class 1, Class 2 requires an actual permit: the landowner meets with staff, files an application and fee, certifies that abutting owners and any HOA were notified, and the Planning Director must decide within 10 working days, extendable to 30 by agreement.

Both classes require the use to stay secondary to residential living, generate no more than incidental noise, dust, odor or glare beyond the lot line, and comply with applicable building, fire and health codes. Permits are non-transferable and renew annually. A landowner who wants to exceed the Class 2 area or employee caps can apply for a use by special review under Part 21 per § 1-2310.

Violations & Fines

The Planning Director can deny a Class 2 permit for unmaintained property, on-street parking of business trucks or equipment, or noncompliance with the § 1-2305 criteria, and can revoke an issued permit for later noncompliance under § 1-2309. Operating a Class 1 home occupation beyond its size or employee limits, or with exterior advertising, is a zoning violation; decisions can be appealed to the Board of Adjustment under Part 26A.

Frequently Asked Questions

Can I run a business from my home in unincorporated Douglas County?
Yes, as a Class 1 or Class 2 home occupation under Part 23 of the Zoning Resolution, as long as it stays secondary to the home's residential use, fits the area limits, and does not change the neighborhood's residential character.
How big can my home business space be?
A Class 1 home occupation can use up to 50% of the dwelling's first-floor area, plus an accessory structure capped at 500 square feet on lots under an acre or 1,000 square feet on larger lots. Class 2 businesses may use up to 50% of the entire dwelling's floor area.
Do I need a permit?
Class 1 home occupations need no separate permit; they are allowed outright if they meet the Part 23 criteria. Class 2 home occupations, available only in the A-1, LRR and RR districts, require a Planning Division permit with neighbor notice and a fee.
How many employees can I hire?
A Class 1 home occupation is limited to the resident occupants plus one nonresident employee. A Class 2 home occupation allows up to two nonresident employees, and exceeding that cap requires a use-by-special-review approval under § 1-2310 and Part 21 of the Zoning Resolution.

Sources & Official References

Other rules in Douglas County

All Douglas County rules

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

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