Home Business in Black Hawk County, IA (2026)
4 rules for unincorporated Black Hawk County, Iowa.
Verified from official government sources
Zoning & Home Occupation Permits
Unincorporated Black Hawk County allows home occupations under BHCC 18.70.190, but the business must stay clearly secondary to residential use, run entirely inside the existing dwelling, and be worked by household family members plus no more than two nonresident employees. County Health Department approval covers water, sewer and waste disposal.
Black Hawk County Home Occupation Zoning Rules
Some RestrictionsBlack Hawk County Code § 18.70.190
The following standards and criteria shall apply to home occupations: A. Clearly incidental and secondary to the use of the dwelling unit as a residence; B. Conducted entirely within an existing dwelling unit; C. Conducted by a member(s) of the family residing within the dwelling unit and no more than two nonresident employees; ... E. Water, sewer, and waste disposal systems shall be subject to...
Signage Rules
A home occupation in unincorporated Black Hawk County can display one identification sign under BHCC 18.70.190(G), capped at 32 square feet and no more than 12 feet high or wide. The sign cannot be illuminated, and a sign along a state or federal highway needs an Iowa DOT permit.
Black Hawk County Home Business Sign Limits
Some RestrictionsBlack Hawk County Code § 18.70.190(G)
G. Only one identification sign may be displayed upon the lot, subject to the following requirements: 1. Contains only the name of the occupant and the nature of the occupation. 2. Shall not contain more than 32 square feet and shall be no more than 12 feet high or no more than 12 feet in width. 3. Shall not be illuminated. 4. If located along a state or federal highway, an Iowa Department of T...
Customer Traffic Restrictions
BHCC 18.70.190 bars a home occupation in unincorporated Black Hawk County from generating excessive traffic or letting any noise, odor or activity reach beyond the property line. Customer parking has to be provided on-site and kept as inconspicuous as possible, and the business can employ no more than two nonresident workers.
Black Hawk County Home Business Traffic Rules
Some RestrictionsBlack Hawk County Code § 18.70.190(D), (F)
There shall be no evidence of such occupation being conducted within the dwelling unit, which is perceivable at or beyond the lot lines, by virtue of: outside storage, displays, noise, odors, smoke, vibration, heat, dust, electrical disturbances or excessive traffic generation; ... F. Customer parking shall be provided and be as inconspicuous as possible on the premises;
Home Daycare
A facility caring for six or more preschool-age children for pay is a "day nursery" under county code, and unincorporated Black Hawk County permits day care or nursery facilities as a principal use only in specific zoning districts, alongside schools and churches.
Home Daycare Zoning in Black Hawk County, Iowa
Some RestrictionsBlack Hawk County Code §§ 18.10.010, 18.35.010(A)(2)
“Day nursery,” “nursery school,” or “day care (public)” means any agency, institution, establishment or place which provides supplemental parental care and/or educational work, other than lodging overnight, for six or more children of preschool age, for compensation. ... 2. Schools, both public and private educational institutions, preschools and day care or nursery facilities.
All Black Hawk County ordinances
See every category we cover for Black Hawk County: parking, noise, fences, fires, animals, pools, and more.
Black Hawk County Ordinance Hub →