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Mesa County, CO Sign Regulations: Garage Sale Signs (2026)

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

Key Facts

Permit
Not required if exempt criteria met
Max sign size
6 sq ft on parcel under 1 acre
Max signs per parcel
6 signs (under 1 acre)
Yard sales per year
6 per household or structure
Sale duration
4 consecutive days max
Spacing between sales
30 days minimum

Summary

Mesa County treats a garage-sale sign as an exempt temporary sign: no permit needed if it isn't illuminated or permanent, tops out at six square feet, and is capped at six signs per parcel under one acre. Residential yard sales themselves are separately capped at six events a year, four consecutive days each, thirty days apart, under the Land Development Code.

These county ordinances apply to unincorporated areas of Mesa County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

4. A sign that is not illuminated, not digital or electronic and not permanent in nature; for example, one that is planted into the ground or affixed to an object or structure by temporary means, does not have a foundation, is made of lightweight and thin materials such as a single sheet of plastic, thin metal, plywood or paper, with the following limitation: a. On a parcel of less than one (1) acre, up to six (6) such signs are allowed, so long as each sign is not greater than six (6) square feet in area, except in that one of these signs may be up to thirty-two (32) square feet in area when construction is occurring on a parcel or a subdivision of land is being developed.

Full Breakdown

03(A)(4) of the 2020 Land Development Code (amended April 23, 2024) lists non-illuminated, non-digital, non-permanent signs, ones staked into the ground or attached by temporary means, without a foundation, and built of lightweight material such as plastic, thin metal, plywood or paper, as exempt from the county's sign permit requirement. On a parcel under one acre, up to six such signs are allowed at once, each no larger than six square feet. The code carves out one exception unrelated to garage sales: a single sign up to thirty-two square feet is allowed only while construction is underway or a subdivision is being developed, not for a weekend sale.

On a parcel of one acre or larger, the same six-square-foot cap applies per sign, with up to six signs per acre. 05(B)(7), Yard Sales, which limits residential sellers in the AFT, RSF-R, RSF-E, RSF-1, RSF-2, RSF-4, RMF-5, RMF-8, RMF-16 and RMF-24 zoning districts to six yard sales per calendar year for a single-family or duplex household, or six per structure for a multi-family building. Each sale can run a maximum of four consecutive days, and sales must be spaced at least thirty days apart.

Yard sales are exempt from permit requirements and from administrative review under this section, so a resident does not need Site Plan Review to hold one. 03 signs are permit-exempt, Community Development does not cite the sign itself unless it exceeds the size or count limits.

Violations & Fines

A garage-sale sign that tops six square feet, exceeds six signs on a sub-acre parcel, is illuminated, or falls outside the exempt criteria loses its Section 9.03 exemption and becomes an unpermitted sign under Section 11.02(A), a violation of the Land Development Code. Community Development issues written notice and allows 30 days to correct under Section 11.06(A); each additional day the sign stays up after that counts as a separate violation under Section 11.03.

Frequently Asked Questions

Do I need a permit for a garage-sale sign in unincorporated Mesa County?
No. Section 9.03(A)(4) of the Land Development Code exempts non-illuminated, non-permanent signs from the county's sign permit process as long as each sign is six square feet or smaller and you post no more than six of them on a parcel under one acre.
How many yard sales can I hold each year?
Six per calendar year for a single-family or duplex household, or six per structure if you live in a multi-family building, under Section 6.05(B)(7). Each sale is limited to four consecutive days and sales must be spaced at least thirty days apart.
Can my garage-sale sign be bigger than six square feet?
No. The code's exception for a larger, thirty-two-square-foot sign applies only to active construction or subdivision development, not to a weekend yard sale, so garage-sale signage stays capped at six square feet under Section 9.03(A)(4)(a).
Which zoning districts allow residential yard sales?
AFT, RSF-R, RSF-E, RSF-1, RSF-2, RSF-4, RMF-5, RMF-8, RMF-16 and RMF-24, per Section 6.05(B)(7). The sale is exempt from permit and administrative review requirements in those districts.

Sources & Official References

Other rules in Mesa County

All Mesa County rules

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