Want to explore more?

What Are You Allowed to Build at 643 Foxtail Run, San Marcos, TX, 78666?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 1,000 sq ft allowed By Conditional Use Permit, or possibly more by Special Permit, but there are some special considerations.

In Home Apartment

(Conversion or Addition)

Might be Allowed
This property may qualify for an Internal ADU of up to 1,000 sq ft allowed By Conditional Use Permit, or possibly more by Special Permit, but there are some special considerations.

Swimming Pool

Might be Allowed
This property may meet the zoning requirements to build a swimming pool. Some factors may affect feasibility. Based on applicable zoning limits, the estimated buildable area for a pool. Final feasibility may depend on site-specific conditions and local interpretation.

Single Family

Probably Not Allowed
This lot does not meet the zoning requirements to build a Single-Family home. A variance may be requested through your local zoning authority

Multifamily

Home Addition

Might be Allowed
The property may meet the zoning requirements to build a Home Addition of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 643 Foxtail Run, San Marcos, TX, 78666

Zoning Jurisdiction

SAN MARCOS

Parcel ID

143560

Property Type

Other

Zone

MU

Year Built

2016

Lot Size

6,957 sq ft

Gross Building Area

2,864 sq ft

Gross Floor Area

2,461 sq ft

Estimated

Living Area

2,058 sq ft

Basement Area

0 sq ft

Impervious Surface

2,864 sq ft

Estimated
41.2%of lot coverage

ADU rules for San Marcos, TX

Based on public data and AI. Check with a pro. Read More

© 2026 TheBuilder AI Inc. d/b/aFutureLot. All rights reserved.

What Are You Allowed to Build at 643 Foxtail Run, San Marcos, TX, 78666?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 1,000 sq ft allowed By Conditional Use Permit, or possibly more by Special Permit, but there are some special considerations.

In Home Apartment

(Conversion or Addition)

Might be Allowed
This property may qualify for an Internal ADU of up to 1,000 sq ft allowed By Conditional Use Permit, or possibly more by Special Permit, but there are some special considerations.

Swimming Pool

Might be Allowed
This property may meet the zoning requirements to build a swimming pool. Some factors may affect feasibility. Based on applicable zoning limits, the estimated buildable area for a pool. Final feasibility may depend on site-specific conditions and local interpretation.

Single Family

Probably Not Allowed
This lot does not meet the zoning requirements to build a Single-Family home. A variance may be requested through your local zoning authority

Multifamily

Home Addition

Might be Allowed
The property may meet the zoning requirements to build a Home Addition of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 643 Foxtail Run, San Marcos, TX, 78666

Zoning Jurisdiction

SAN MARCOS

Parcel ID

143560

Property Type

Other

Zone

MU

Year Built

2016

Lot Size

6,957 sq ft

Gross Building Area

2,864 sq ft

Gross Floor Area

2,461 sq ft

Estimated

Living Area

2,058 sq ft

Basement Area

0 sq ft

Impervious Surface

2,864 sq ft

Estimated
41.2%of lot coverage

ADU rules for San Marcos, TX

Based on public data and AI. Check with a pro. Read More

© 2026 TheBuilder AI Inc. d/b/aFutureLot. All rights reserved.