Ordinance 747.docxCITY OF CHANHASSEN
CARVER AND HENNEPIN COUNTIES, MINNESOTA
ORDINANCE NO. 747
AN ORDINANCE AMENDING CHAPTER 1 AND CHAPTER 20
CHANHASSEN CITY CODE, DEFINING DETACHED ACCESSORY DWELLING UNITS
AND REGULATING DETACHED ACCESSORY DWELLING UNITS AS A CONDITIONAL
USE IN THE AGRICULTURE, RURAL RESIDENTIAL, AND RESIDENTIAL SINGLE
FAMILY ZONING DISTRICTS
THE CITY COUNCIL OF THE CITY OF CHANHASSEN, MINNESOTA ORDAINS:
Section 1. Section 1-2 of the City Code, City of Chanhassen, Minnesota, is hereby amended to
include the following:
Section 1-2 Rules of Construction and Definitions
Dwelling, Detached Accessory Dwelling Unit, means a residential dwelling unit that is
subordinate and clearly incidental to a primary structure, located on the same lot as a single-
family dwelling unit, not within the same building as the single-family dwelling unit but which
has its own kitchen, bathroom, living, and sleeping area.
Section 2. Section 20-574 of the City Code, City of Chanhassen, Minnesota, which regulates the
A-2 Agricultural Estate zoning district is hereby amended with subsection (a) to read as follows:
(a) Detached Accessory Dwelling Unit (subject to the requirements of section 20-261)
Section 3. Section 20-594 of the City Code, City of Chanhassen, Minnesota, which regulates the
RR Rural Residential zoning district is hereby amended with subsection (e) to be established and
to read as follows:
(e) Detached Accessory Dwelling Unit (subject to the requirements of section 20-261)
Section 4. Section 20-614 of the City Code, City of Chanhassen, Minnesota, which regulates the
RSF Residential Single Family zoning district is hereby amended with subsection (b) to read as
follows:
(b) Detached Accessory Dwelling Unit (subject to the requirements of section 20-261)
Section 5. Section 20-261 of the City Code, City of Chanhassen, Minnesota, is hereby amended
to read as follows:
Section 20-261 Reserved Detached Accessory Dwelling Units
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The following conditions will apply to Detached Accessory Dwelling Units:
(a) Height - no taller than the principal structure. In the A2 and RR districts, height of
Detached Accessory Dwelling Unit may exceed the height of the principal structure if
located above a garage but shall not exceed the maximum height restriction of the
underlying zoning district.
(b) Setbacks - shall meet all principal structure building setbacks required by the
underlying zoning district.
(c) Size - shall be at least 200 square feet in size but less than 960 square feet in area.
(d) Bedrooms - no more than one bedroom.
(e) Number of Detached Accessory Dwelling Unit's - no more than one ADU allowed on
any one property inclusive of both attached, internal, and detached ADUs.
(f) Structure - shall have a permanent foundation with no wheels.
(g) Impervious Lot Coverage - Maximum impervious lot coverage standards established
by the underlying zoning district shall be adhered to.
(h) Owner Occupancy - An owner of the property that includes an accessory dwelling
unit that is detached from the principal residential structure must occupy at least one
(1) dwelling unit on the zoning lot as their primary place of residence. If an owner
is unable or unwilling to fulfill the requirements of this section, the owner shall
remove those features of the accessory dwelling unit that make it a dwelling unit.
Failure to do so will constitute a violation of this section.
(i) Rental – Detached Accessory Dwelling Units may not be used as rental properties,
including short -term rentals, as defined by the City Code.
(j) Architectural Design - Detached Accessory Dwelling Units shall be generally
consistent with the principal structure on the lot as determined by the Community
Development Director.
(k) Parking - Driveway access. No additional driveway access to a public or private road
will be allowed for a Detached Accessory Dwelling Unit.
(l) Utilities - Unless otherwise approved by the City Engineer, the Detached Accessory
Dwelling Unit shall not have separate public sewer or water utility services from the
principal structure.
(m) Building, Fire, Property Maintenance Code - Detached Accessory Dwelling Unit shall
abide by and follow the Building, Fire, and Property Maintenance code.
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(n) Screening - Detached Accessory Dwelling Units may require year-round vegetative
screening based on review by the City and at the sole discretion of the City Council.
(o) Property Size – If the property is zoned Residential Single Family (RSF), that
property shall have a minimum lot size of 1.0 acres to be considered through a
conditional use permit process. Properties which are zoned as RSF but which do not
have a minimum lot size of 1.0 acres may request a variance to allow a detached
ADU.
Section 6. This ordinance shall be effective immediately upon its passage and publication.
PASSED AND ADOPTED this 9th day of June, 2025, by the City Council of the City of
Chanhassen, Minnesota
______________________________ ________________________________
Jenny Potter, City Clerk Elise Ryan, Mayor
(Summary Ordinance Published in the Sun Sailor on June 19, 2025)
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