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$1,469,000
Monthly Est:$7,312
4 Beds
- 4 Baths
4 full baths
3,213sqft
310 Castano Ave, Alamo Heights, TX 78209
$1,469,000
$7,312/moEst:
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Single Family Residence
Built in 1940
$-- HOA
7,492.32 sqft lot
$457/sq.ft
Description
Exceptional Alamo Heights living with a private detached guest quarters and resort-style pool! Nestled among mature trees and lush landscaping, this beautifully appointed 4-bedroom, 4-bath home offers a rare combination of elegance, privacy, and versatile living. The inviting interior features a fireplace in the formal living room, updated chef's kitchen with oversized island, double ovens, gas cooktop, and breakfast bar, plus a spacious family room opening to the covered back porch. The thoughtfully designed floor plan includes a private main-level guest suite, luxurious primary retreat with beautifully renovated bath and custom walk-in closet, and two additional upstairs bedrooms, two full baths, and a generous game room. The outdoor setting is truly exceptional, featuring a covered oversized patio, and stunning Keith Zar's pool surrounded by mature landscaping, creating a private backyard oasis perfect for entertaining and relaxing. A standout feature is the approximately 576-square-foot detached living quarters above the oversized two-car garage, complete with a living/bedroom area and full bath. Ideal for guests, extended family, a private office, studio, or additional flexible living space, this separate residence offers exceptional versatility and privacy. A rare opportunity to enjoy gracious Alamo Heights living with the added luxury of detached accommodations and a beautiful resort-style pool.
- Houzeo last checked: 8 minutes ago
- Listing updated: November 6, 2026 at 1:38 pm
- Listing Provided by: Deanna Wright | Kuper Sotheby's Int'l Realty (210) 822-8602
- Source: LERA MLS-TX | MLS#: 1968391

Property Details
Status
Active
Type
Single Family Residence
No. of Stories
-
County
City
Neighborhood
--
Year Built
1940
HOA Fees
-
Finished Area
3,213 sqft
Lot Size
7,492.32 sqft lot
Basement Area
- sqft
MLS Name
LERA MLS
MLS Number
1968391
MLS Status
PCH
Days on Market
142

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Location
Facts & Features
Rooms
Bedrooms & bathrooms
Bedrooms: 4
Bathrooms: 4
Interior
Window Features
All
Utilities & Energy
Fireplace Features
One, Livrm
Association Amenities
None
Other Features
Subdivision Name
Alamo Heights
Price History
| Date | Event | Price |
|---|---|---|
11/02/2026 Source: | Price Decreased | $1,469,000 -2.00% $457/sqft |
08/20/2026 Source: | Price Decreased | $1,499,000 -1.70% $467/sqft |
07/31/2026 Source: | Price Decreased | $1,525,000 -2.18% $475/sqft |
07/06/2026 Source: | Price Decreased | $1,559,000 -2.26% $485/sqft |
06/18/2026 Source: | Listed for Sale | $1,595,000 $496/sqft |
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Based on information from the San Antonio Board of REALTORS® MLS through Nov 07, 2026, 07:15PM. Information is provided exclusively for consumers’ personal, non-commercial use, and it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed. © 2026 San Antonio Board of REALTORS - All Rights Reserved.
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