HB26-1114 would set a statewide floor on minimum lot size for certain Colorado “subject jurisdictions” beginning October 1, 2031. For single-family residential lots, those jurisdictions could not require a parcel to be larger than 2,000 square feet, and they also could not use frontage, setback, open-space, or maximum lot coverage rules in a way that effectively prevents a single-family home on a 2,000-square-foot lot. The bill applies even if the zoning allows accessory dwelling units or group homes, but it excludes certain “exempt lots,” including lots without domestic water and sewer service, lots served by private wells or septic systems, some common-interest-community lots created before local compliance, and certain historic properties outside historic districts.
The bill also states that local governments may continue to enforce infrastructure, life-safety, health, and environmental regulations, including utility, building, fire, stormwater, floodplain, oil and gas setback, and airport-influence-area rules. It further preserves local authority to require impact fees, mitigation of impacts, water or wastewater provider capacity statements, and historic-district design standards. The measure is framed as a housing-affordability policy and includes legislative findings that smaller lots can support more affordable starter homes and that housing affordability affects transportation, workforce, energy, water, and infrastructure.
In state-law terms, the bill would add a new part to Title 29 governing minimum lot size in subject jurisdictions and would preempt more restrictive local minimum-lot-size rules for qualifying single-family lots after the implementation date. It is a land-use and zoning measure that shifts some local discretion to the state level while preserving several local regulatory tools. The bill’s delayed effective date gives jurisdictions until 2031 to comply, and the findings emphasize that implementation can occur through existing local planning processes.
The overall sentiment reflected in the bill text is strongly supportive of housing supply expansion and affordability. The legislative declaration repeatedly describes housing affordability as a major statewide issue and presents smaller lot sizes as a practical way to enable starter homes. No committee transcript or vote record is provided, but the bill’s later status shows it was postponed indefinitely in the Senate Committee on Local Government & Housing, suggesting that while the policy goal was framed positively, it did not advance out of committee.
The main points of contention likely center on local control versus state preemption, and on whether reducing minimum lot sizes will meaningfully improve affordability without creating infrastructure or neighborhood-compatibility concerns. The bill attempts to address some of those concerns by preserving local authority over utilities, public works, safety, environmental rules, and historic districts, but opponents may still view the measure as an intrusion into zoning authority or worry about density, neighborhood character, and service capacity. Supporters would likely emphasize affordability, starter-home production, and the long implementation timeline as balancing factors.
The bill would create a new statutory minimum-lot-size rule in Title 29 for subject jurisdictions, limiting local governments from requiring more than 2,000 square feet for single-family residential lots beginning October 1, 2031. It would also bar local standards that functionally prevent a single-family home on a 2,000-square-foot lot, while carving out exempt lots and preserving local enforcement of infrastructure, safety, environmental, impact-fee, utility-capacity, and historic-district regulations. The practical effect is to constrain local zoning authority in favor of a statewide housing-affordability standard for qualifying jurisdictions and parcels.
The bill is presented in a strongly pro-housing, pro-affordability frame, with legislative findings emphasizing that smaller lots can help produce more attainable starter homes and that housing affordability has statewide economic and environmental effects. The available context shows no recorded committee debate or votes, but the bill ultimately was postponed indefinitely in Senate committee, indicating that support was not sufficient to advance it. Overall, the measure appears to have been viewed favorably by its sponsors and aligned with housing-supply reform goals, but not enough to overcome committee resistance or concerns about implementation and local control.
The central controversy is the balance between state intervention and local zoning autonomy. Supporters likely argue that minimum lot-size reform is necessary to enable starter-home construction and address affordability, while critics may worry that the bill overrides local planning decisions and could increase density without adequate infrastructure. The bill tries to narrow that dispute by preserving local authority over utilities, public works, safety, environmental protections, impact fees, and historic districts, but those safeguards may not fully satisfy opponents concerned about neighborhood impacts, service capacity, or the precedent of state preemption in land-use regulation.