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Updated almost 5 years ago on . Most recent reply

Understanding SA Zoning
Hi BP-San Antonio! I having been doing a lot of research about the zoning in SA. There are a lot of older properties that I see have that have a mother in law/casita at the back but are zoned R-4. How does that work? Are 2 families legally allowed to live there? Just want to understand the zoning criteria within the city
Also, has anyone here successfully rezoned a plot of land? I would love to hear about the process and prerequisites.
Thanks everyone!
Most Popular Reply
In 2001 the City of San Antonio adopted the Unified Development Code (UDC). When this occurred the City did large blanket re-zoning across the City. This created a lot of "non-conforming" uses like you are describing. There are two processed by which you can get the property to be compliant in the City's eyes.
1) You can apply for a non-conforming use. There's an easy application, then the owner must provide certain proof of that use or uses for as far back as the property was re-zoned to the current zoning. This process is 100% administrative, and cost less than a couple hundred bucks, and can be approved in as little as two weeks. There are some caveats to the "non-conforming" use designation: You have to reapply annually, the use cannot change for more than 1 year (i.e. Casita/unit can't go vacant for more than 1 year), and the non-conforming designation does not transfer upon sale.
2) Request a zoning change or re-zone. This is a much longer process and can cost up to $10K. All zoning changes are voted on by City Council, which can be a blessing or a curse depending on what the council person for that district wants the land use to be for that parcel. Benefits to zoning change are: No annual applications, the new zoning is permanent. If the property is sold, the zoning remains the same. This is a much cleaner and rigid what to solidify the land use for the property.
I call or email the CoSA Planning Department about once a week. They are pretty responsive. I usually get a call or email back within 48 hours. They will be able to guide you to the best option for your property(s).