Beta Williamson County, TX only — data and coverage are limited during early access.

125 SOUTHERN CROSS DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath2,069 sqftBuilt 2010

Property at a Glance

This home is estimated between $511,845 and $866,929, with a best estimate of $587,861. That places the property below the R302609C - HIGHLAND HORIZON median of $781,434, in a neighborhood that appreciated 2.3% over the past year.

Estimated Value Range

$511,845 $866,929
Best Estimate
$587,861
WCAD Value
$550,058
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in R302609C - HIGHLAND HORIZON, this home's estimated market value is between $511,845 and $866,929. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

465 SOUTHERN CROSS DR, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,825 sqft Built 2013
Raw Value $859,021
Adjusted Value $587,861

Adjusted -$233,849 for 756 sqft less living space and -$37,311 for being older. Net adjustment: -$271,160.

449 SOUTHERN CROSS DR, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,132 sqft Built 2010
Raw Value $886,416
Adjusted Value $866,929

Adjusted -$19,487 for 63 sqft less living space. Net adjustment: -$19,487.

220 SOUTHERN CROSS DR, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 3,027 sqft Built 2010
Raw Value $852,153
Adjusted Value $555,820

Adjusted -$296,333 for 958 sqft less living space. Net adjustment: -$296,333.

228 SOUTHERN CROSS DR, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,069 sqft Built 2009
Raw Value $824,707
Adjusted Value $837,144

Adjusted +$12,437 for being newer. Net adjustment: +$12,437.

460 SOUTHERN CROSS DR, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 3,188 sqft Built 2012
Raw Value $882,853
Adjusted Value $511,845

Adjusted -$346,134 for 1,119 sqft less living space and -$24,874 for being older. Net adjustment: -$371,008.

The Neighborhood

This home is valued 29.6% below the R302609C - HIGHLAND HORIZON median of $781,434. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 2.3% over the past year.

R302609C - HIGHLAND HORIZON

below average
399 Properties
$781,434 Median Value
+2.3% YoY Change
0% Have Pool
100% Have Garage
This Home
$550,058
Median
$781,434

This home is -29.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,024 across all districts. With a homestead exemption claimed, that drops to $9,672 — saving $1,352 per year. That's $806 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,913
Brushy Creek MUDMUD0.3868%$2,128
Williamson CountyCounty0.3694%$2,032
Austin Community Collegespecial0.1034%$569
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$550
Brushy Creek MUD Defined AreaMUD0.0900%$495
Williamson County FM/RdCounty0.0443%$244
Upper Brushy Creek WCIDWater0.0170%$94
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$11,024

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $587,861 would pay approximately $3,669 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

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