It depends on how the home is classified and where you plan to place it.
- Within Fort Collins city limits, tiny homes typically must meet the International Residential Code (IRC), which excludes most tiny homes on wheels as primary residences
- ADUs are permitted in many residential zones but usually require a permanent foundation and code compliance
- Larimer County unincorporated areas and surrounding towns often provide more flexibility
- Cold-climate design matters — snow load, insulation, and frost protection are meaningful in Northern Colorado
ModelTown can help you compare homes that align with realistic Fort Collins placement scenarios, whether for an ADU, rural land, or a smaller primary residence.