Lakewood ADU Zoning Rules & Permit Guide

ADU Regulations in Lakewood, Colorado

Updated September 29, 2026

Located in Jefferson County, Lakewood's ADU program is governed entirely by local zoning ordinances. Colorado's lack of a statewide ADU mandate means each city sets its own rules — Lakewood requires minimum lot sizes and owner occupancy.

Below is a summary of the key zoning rules applicable to Accessory Dwelling Units in Lakewood as of 2026. Regulations are governed by local zoning ordinances, as Colorado has no statewide ADU mandate (HB 24-1152 addresses transit density).

Additional Local Requirements for Lakewood

• ADU on lots 5,000 sq ft minimum
• Minimum 200 sq ft
• Maximum 35% total lot coverage
• Owner occupancy required

Frequently Asked Questions About ADUs in Lakewood

Can I build an ADU in Lakewood?

Lakewood permits ADUs in residential zones with standard setbacks and parking requirements.

What is the maximum ADU size allowed in Lakewood?

ADUs in Lakewood can be up to 1,000 square feet, subject to the property's zoning and lot coverage limits. Always confirm the exact allowed size with the Lakewood planning department before designing your project.

What are the setback requirements for an ADU in Lakewood?

ADUs in Lakewood generally require setbacks of 5 ft rear, 5 ft side. Colorado has no statewide ADU mandate, so the exact setback figures come from Lakewood's own zoning code — confirm them with the city planning department before you design.