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310 Castano Avenue

Alamo Heights, TX 78209
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Bed 4

Bed

Bath 4

Bath

SqFt3,213

Sqft

Acres0.17

Acre(Lot)

NEW PRICE! OPEN HOUSE SUNDAY 10-4-2026 1-3 PM! Timeless character in Alamo Heights. Set among mature trees and lush, thoughtfully landscaped grounds, this exceptional 4-bedroom, 4-bathroom residence captures the character and understated sophistication of Alamo Heights. Offering an enviable combination of privacy, gracious living spaces, and elevated indoor-outdoor entertaining, the property is designed for both intimate everyday living and effortless entertaining. From the moment you enter, the home's warmth and distinctive character are immediately apparent. The formal living room, anchored by a fireplace, creates an inviting setting for gatherings, while the adjoining casual dining area leads naturally into the beautifully updated chef's kitchen. Designed with both style and function in mind, the kitchen features a built-in refrigerator, dishwasher, double ovens, gas cooktop, oversized island, and breakfast bar. Beyond the kitchen, a spacious second family room opens through French doors to the expansive covered back porch, seamlessly extending the living space outdoors. The thoughtful floor plan also offers a private guest suite on the main level, complete with a full bath-an ideal retreat for overnight guests or flexible living arrangements. The oversized primary suite is a true sanctuary, filled with natural light and designed for relaxation. The beautifully renovated primary bath elevates the experience with dual vanities, custom built-in storage, a generous walk-in shower, and an impressive custom walk-in closet. Upstairs, two additional bedrooms, two full bathrooms, and a generous game room provide exceptional flexibility for family and guests, while preserving the home's distinctive charm and sense of scale. The outdoor living spaces are where this residence truly shines. A generous covered porch and oversized patio overlook a stunning Keith Zars pool framed by mature landscaping, creating a private, resort-inspired setting for leisurely afternoons, entertaining, and al fresco dining. The grounds offer the rare combination of beauty, privacy, and effortless livability that defines exceptional Alamo Heights living. Adding remarkable versatility, the guest quarters above the garage offer approximately 576 square feet of additional living space, including a living/bedroom area and full bathroom. Ideal for guests, a private office, studio, homeschool space, or extended family, this separate living area provides flexibility without compromising the privacy of the main residence. An oversized two-car garage provides abundant storage, while every aspect of the property reflects a thoughtful balance of comfort and functionality. Beautifully situated in one of San Antonio's most coveted neighborhoods, this is a residence that offers not simply a home, but a refined Alamo Heights lifestyle-private, gracious, and designed for exceptional living.

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Detail Ic Property Details

Property Type : Single Family Detached

Price : $1,499,000

AD Id : 85155828

MLS Id : 1968391

Beds : 4

Lot Size : 0.17 Acre

Living Area Size : 3,213 Sq. Ft

Tax Amount : $21,267.83

Year Built : 1940

County : Bexar

Subdivision: Alamo Heights

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Feature Features

  • Bedroom Information

    Total Bedrooms: 4 Master Bedroom Dimensions: 17 x 15 Master Bedroom Width: 15 Master Bedroom: Split,DownStairs,Sitting Room,Walk-In Closet,Ceiling Fan,Full Bath Bedroom 2 Dimensions: 13 x 12 Bedroom 3 Dimensions: 14 x 14 Bedroom 4 Dimensions: 12 x 12

    Bathroom Information

    Total Baths: 4 Full Baths: 4
  • Kitchen Information

    Dining Room Dimension: 15 x 12 Kitchen Room Dimension: 17 x 15

    Room Information

    Living Room Size: 14 x 15 Dining Room Size: 15 x 12 Family Room Size: 18 x 17

    Interior Features

    Two Living Area,Liv/Din Combo,Eat-In Kitchen,Two Eating Areas,Island Kitchen,Breakfast Bar,Walk-In Pantry,Study/Library,Game Room,Loft,Utility Room Inside,Secondary Bedroom Down,1st Floor Lvl/No Steps,High Ceilings,Open Floor Plan,Skylights,Cable TV Available,High Speed Internet,Laundry Upper Level,Walk in Closets,Attic - Partially Finished
  • Flooring Information

    Carpeting,Ceramic Tile,Wood

    Heating & Cooling

    Heating: Central Cooling: Two Central

  • Building Information

    Year Built: 1940 Construction: Pre-Owned
  • Exterior Features

    Patio Slab,Covered Patio,Privacy Fence,Sprinkler System,Double Pane Windows,Has Gutters,Mature Trees,Detached Quarters,Additional Dwelling,Garage Apartment

    Pool Information

    Pool Type: In Ground Pool,Hot Tub,Pool is Heated

  • Lot Information

    Lot Size: 0.172 Main Square Feet: 3,213
  • Property Information

    SQ ft: 3,213 Subdivision: ALAMO HEIGHTS

  • Listing Price Information

    Original List Price: $1,595,000
  • Listing Information

    Possession: Closing/Funding

  • Tax Information

    Tax Year: 2025 Parcel Number: 040241930080 Taxes: 21267.83

  • School Information

    Elementary School: Cambridge Junior High School: Alamo Heights Senior High School: Alamo Heights School District: Alamo Heights I.S.D.
  • Fire Place Information

    Fire Place:1
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Nearby Home Value

Address Estimate Bed Bath Sq. Ft Lot Size
208 Grove Pl, Alamo Heights, TX, 78209 $470,000 3 3 1,955 0.08 Acre
280 Retama Pl, Alamo Heights, TX, 78209 $1,770,000 4 5 3,541 0.27 Acre
271 Retama Pl, Alamo Heights, TX, 78209 $1,550,000 4 5 3,700 0.20 Acre
265 E Oakview Pl, Alamo Heights, TX, 78209 $679,999 4 3 2,153 0.24 Acre
255 Claywell Dr, Alamo Heights, TX, 78209 $2,295,000 4 5 4,327 0.24 Acre
333 Redwood St, Alamo Heights, TX, 78209 $499,000 2 2 1,192 0.17 Acre
201 Chichester Pl, Alamo Heights, TX, 78209 $695,000 3 2 2,123 0.17 Acre
145 Elizabeth, Alamo Heights, TX, 78209 $675,000 3 4 2,838 0.09 Acre
135 Blue Bonnet Blvd, Alamo Heights, TX, 78209 $899,000 3 3 3,146 0.17 Acre
114 Cloverleaf Ave, Alamo Heights, TX, 78209 $1,520,000 4 4 3,300 0.23 Acre

The data relating to real estate for sale on this web site comes in part from the Broker Reciprocity Program of SABOR MLS. Real estate listings held by brokerage firms other than Byowner are marked with the Broker Reciprocity logo and detailed information about them includes the name of the listing brokers. Information deemed reliable but not guaranteed. Copyright 2026 SABOR MLS. All rights reserved.

ByOwner last updated this listing 10/07/2026 @ 18:31

MLS: 1968391 LISTED BY: Deanna Wright, Kuper Sotheby's Int'l Realty 210-373-1553 SOURCE: SABOR - San Antonio

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