HomeMy WebLinkAboutPB_ZC slides 5-3-2016
Work Session to Consider Possible Cottage Housing Option, BMC
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2010 Census
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2010 Census
33.5%
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Cottage Housing
Creates new variation on single-household detached development.
Use is optional.
Requires, but is not limited to “affordable” housing.
Addresses demand for smaller but quality homes.
Can
be used in both infill and new development context.
Allowed in most districts which allow Single-Household
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Cottage housing is a small grouping of small homes, owned individually, but developed according to an overall plan.
Cottage housing is designed to fit compatibly into both existing
areas and new development.
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As part of implementing the new affordable housing requirements Bozeman is considering adoption of a cottage housing option as part of its zoning standards.
To expedite the review process compliance will be shown at time of subdivision.
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Affordability – Para. C
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Review Process Alternatives – Para. D
Lot Subdivided
Parks and Infrastructure provided
Use Subdivision Exemption
Public notice
Concurrent on-site infrastructure
Comply with zoning standards
Minor or Major Subdivision
Public notice & hearings
On/Off site infrastructure
Provide parks
Comply with zoning standards
Yes
No
Section 76-3-203, MCA
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Primary Lot
Includes all dependent lots and common facilities
Dependent Lot
Only for one home
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Dependent lots may not fully comply with usual dimensional standards
Trade off is additional design specifications
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Paragraphs F-I
Double unit density
Non-standard yards
Exempt from standard landscaping
Direct size cap
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To be avoided
Sense of crowding
Non-functional shared space
Limited design diversity
To be achieved
Functional shared space
Individual home character
Sense of community
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Modifications – Para. E
The draft text allows a developer to request to do something different than specified.
No minimum/maximum alteration is specified at this time.
No restrictions on specific items to be
altered.
Examples of modifications
Different porches
Garage configuration
Variable roof design
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Design Standards – Para. F
Focus on building design
Focus on interaction between buildings
Replaces usual zoning standards in a district
Most likely subject of modification requests
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Density Standards – Para. G
Cottages allowed at maximum 2X number of standards SHR due to constrained size and common spaces.
Minimum 4 in a development
Maximum 12 in a single cluster
Maximum 24 in a single development,
spacing required
Affordable percentage required, two options
30% of units at 81-100% AMI; or
10% of units at 65-80% AMI
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Access and Parking – Para. I
Parking per home follows standard requirement.
Enclosed parking is not required but is allowed.
Can count on-street if available.
Required to break up massing of parking areas due to
likely being next door to neighbors.
Internal circulation paths are required.
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Related Amendments
Amend residential districts to include cottage housing.
Does not include R-S due to the special use of the R-S district for environmentally constrained property.
Amend subdivision exemption
processes to allow special plat to create dependent lots.
Add definitions of cottage and cottage housing.
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Challenges
Cottage housing is an allowance, not a guarantee.
Heavily design dependent.
Viability is greatly affected by the site.
Access to and maintenance for utilities, public and private.
Lack
of local familiarity.
Additional density may cause neighbor opposition.
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Questions
1) Does the idea of cottage housing seem to be a reasonable fit for Bozeman.
2) Does cottage housing appear reasonable for both Greenfield and Infill development.
3) Which parts of the
text need greater clarity or explanation?
4) Do you recommend altering parts of the text and why?
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