400 Southern Carina DR, Round Rock TX 78681

Round Rock, TX 78681 | Highland Horizon | Built by CalAtlantic Homes

$1,490,000 $314/sqft
5 Beds
5 Baths 4 Full, 1 Half
4,738 Sq Ft
0.27 Acres
2017 Built
3 Garage

About This Property

Nestled in the highly sought-after gated Highland Horizon community, this beautifully maintained home offers the perfect blend of comfort, convenience, and top-tier location. Zoned to exemplary Round Rock ISD schools, this property is ideal for families seeking quality education and a vibrant neighborhood.
Enjoy unmatched connectivity with easy access to major highways including Loop 1 (Mopac), SH 45, US 183, and FM 620, making commutes across Austin, Round Rock, and Cedar Park seamless.
Situated near major employers such as Dell, Apple, Samsung, and other leading tech campuses, this home is perfectly positioned for professionals. You’ll also appreciate the close proximity to top-rated restaurants, shopping destinations, and healthcare facilities, including nearby hospitals and medical centers.
A standout feature of this community is its connection to a reliable power grid, offering enhanced stability and helping minimize outages—providing added peace of mind year-round.
Experience secure, convenient living in one of the area’s most desirable gated communities—this is one you don’t want to miss!

Features

  • Breakfast Bar
  • Multiple Dining Areas
  • Multiple Living Areas
  • Pantry
  • Primary Bedroom on Main
  • Recessed Lighting
  • Study/Home Office
  • Walk-In Closet(s)
  • Wired for Sound

Location

Schools

School District Round Rock ISD
Elementary Great Oaks
Middle School Cedar Valley
High School Round Rock

Property Details

Property Type Residential
Flooring Carpet, Tile, Wood
Cooling Central Air
Heating Central, Natural Gas
Exterior Gutters Full, No Exterior Steps
MLS # 9311645

Parking

Garage 3 spaces

HOA & Community

HOA Fee $50 /Monthly
HOA Includes Common Area Maintenance

Tax Information

Annual Taxes $23,558 (2025)

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* Estimate only. Does not include HOA fees, PMI, or other costs.
This property has HOA fees of $50/monthly.

Listing History

MLS# 9311645 - Updated Apr 12, 2026
Apr 12, 2026 Listed Listing Courtesy of All City Real Estate Ltd. Co - mahesh@​mcnair-realty.com $1,490,000

Frequently Asked Questions About 400 Southern Carina DR, Round Rock TX 78681

When was 400 Southern Carina DR, Round Rock TX 78681 built?

400 Southern Carina DR, Round Rock TX 78681 was built in 2017.

How much does 400 Southern Carina DR, Round Rock TX 78681 cost?

400 Southern Carina DR, Round Rock TX 78681 is listed for sale at $1,490,000. That is $314 per square foot.

How many bedrooms and bathrooms does 400 Southern Carina DR, Round Rock TX 78681 have?

400 Southern Carina DR, Round Rock TX 78681 has 5 bedrooms and 5 bathrooms (4 full, 1 half) with 4,738 square feet of living space.

What school district is 400 Southern Carina DR, Round Rock TX 78681 in?

400 Southern Carina DR, Round Rock TX 78681 is in the Round Rock ISD school district. Assigned schools include Great Oaks (elementary), Cedar Valley (middle), Round Rock (high school).

Does 400 Southern Carina DR, Round Rock TX 78681 have an HOA?

Yes, 400 Southern Carina DR, Round Rock TX 78681 has an HOA fee of $50 per monthly. The HOA includes common area maintenance.

What are the property taxes on 400 Southern Carina DR, Round Rock TX 78681?

The annual property taxes on 400 Southern Carina DR, Round Rock TX 78681 are $23,558 (as of 2025).

How big is the lot at 400 Southern Carina DR, Round Rock TX 78681?

The lot at 400 Southern Carina DR, Round Rock TX 78681 is 0.27 acres, and the home has 4,738 square feet of living space.

What type of property is 400 Southern Carina DR, Round Rock TX 78681?

400 Southern Carina DR, Round Rock TX 78681 is a residential property.

Does 400 Southern Carina DR, Round Rock TX 78681 have a garage?

Yes, 400 Southern Carina DR, Round Rock TX 78681 has a 3-car garage.

What subdivision is 400 Southern Carina DR, Round Rock TX 78681 in?

400 Southern Carina DR, Round Rock TX 78681 is located in the Highland Horizon subdivision in Round Rock, TX.

What heating and cooling does 400 Southern Carina DR, Round Rock TX 78681 have?

400 Southern Carina DR, Round Rock TX 78681 has central, natural gas heating and central air cooling.

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