The Right Place For Accessory Dwelling Units Jake Young, AICP, PLA Ted Knowlton, AICP
Session Overview • Introduction • The Big Picture • Housing Pickle • Dissecting the ADU • ADU Issues • ADU Benefits • Best Practices
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about Ted Plannin Planning Trans ansporta tation tion Commissioner Commissione Regional gional City City view view design design
The Big Picture Total Population 6,000,000 5,000,000 4,000,000 MORE 3,000,000 2,000,000 1,000,000 - 2015 2020 2025 2030 2035 2040 2045 2050 Source: Kem C. Gardner Policy Institute 2015-2065 State and County Projections, 2017 Baseline
“… Into the realm of crisis” The Housing Pickle “no end in sight to Utah County’s housing shortage and skyrocketing housing costs”
Sales prices of existing single-family homes, Salt Lake County
Future Housing Demands Utah Population Growth by Age: 2015 to 2050 State of Utah Increase in Housing Demand by Cohort 6000000 5000000 4000000 3000000 2000000 1000000 0 2015 2050 Growth Under 18 19 to 35 36 to 50 51 to 64 Over 65 Over 85 Source: Kem C. Gardner Policy Institute 2015-2065 State and County Projections, 2017 Baseline
Dissecting the ADU A second dwelling on the same lot (either attached or detached) to a single- family house. ADUS’s have a separate entrance, walls, bathroom, kitchen etc.. mother in law apartment basement apartment
Dissecting the ADU granny flat tiny house
Dissecting the ADU carriage house garage apartment coach house
ADU News
ADU Research
ADU Research
ADU Research
ADU Research
ADU Research
ADU Issues Tell us the issues or problems you have seen in your community?
ADU Issues residents not in favor parking building code compliant homes not suited administration renters in a residential neighborhood
ADU Benefits Tell us the benefits you have seen in your community?
ADU Benefits adding better use of affordability existing age in place options or lifecycle infrastructure to renters housing property big picture making rights help w/ ownership 1 manger per 1 affordable housing renter social assistance at urban money options neighborhood renewal staying for family level local
ADU Benefits – age in place/life cycle
ADU Benefits – neighborhood & family support
ADU Benefits – finances for owner – ksl search Numbers estimate $1100 mortgage $150 property tax $100 insurance Monthly cost $1350 ADU paying 70% of monthly payment $11,400 yearly rental income
ADU Benefits – finances for owner – ksl search Numbers estimate $1020 mortgage $100 property tax $80 insurance Monthly cost $1200 ADU paying 70% of monthly payment $10,200 yearly rental income
ADU Benefits – urban renewal
Best Practices – • Parking - Minimum 1 off street dedicated parking stall per ADU. • Owner occupancy – Owner must live onsite, either unit is okay. • If detached ADU should be located to the side or rear of the home. • If detached ADU height should not be greater than home. • Yearly permit per city.
Best Practices – • Separate entrance, with connecting sidewalk to driveway or street. • Separate bathroom and kitchen. • Design guidelines about architecture matching, privacy, windows, and minimizing parking. • High sound insulation level.
Best Practices – match architecture
Deep thoughts, questions, comments? Ted Knowlton ted@wfrc.org Jake Young jayoung@slco.org
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