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1438 SAWMILL XING, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,106 sqftBuilt 2021

Property at a Glance

This home is estimated between $572,178 and $671,288, with a best estimate of $629,092. That places the property above the R455524B - HOMESTEAD AT OLD SETTLERS R5 median of $584,835, in a neighborhood that appreciated 31.2% over the past year.

Estimated Value Range

$572,178 $671,288
Best Estimate
$629,092
WCAD Value
$526,961
High Confidence

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

Based on 5 comparable properties in R455524B - HOMESTEAD AT OLD SETTLERS R5, this home's estimated market value is between $572,178 and $671,288. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1704 SAWMILL XING, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,155 sqft Built 2023
Raw Value $594,557
Adjusted Value $572,178

Adjusted -$14,043 for 49 sqft less living space and -$8,336 for being older. Net adjustment: -$22,379.

1616 SAWMILL XING, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 3 bath 1,986 sqft Built 2022
Raw Value $598,869
Adjusted Value $629,092

Adjusted +$34,391 for 120 sqft more living space and -$4,168 for being older. Net adjustment: +$30,223.

1533 SAWMILL XING, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 3 bath 1,590 sqft Built 2022
Raw Value $502,519
Adjusted Value $646,231

Adjusted +$147,880 for 516 sqft more living space and -$4,168 for being older. Net adjustment: +$143,712.

1508 SAWMILL XING, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 4 bath 1,998 sqft Built 2022
Raw Value $597,387
Adjusted Value $624,171

Adjusted +$30,952 for 108 sqft more living space and -$4,168 for being older. Net adjustment: +$26,784.

1413 SAWMILL XING, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 3 bath 1,830 sqft Built 2021
Raw Value $592,189
Adjusted Value $671,288

Adjusted +$79,099 for 276 sqft more living space. Net adjustment: +$79,099.

The Neighborhood

This home is valued 9.9% below the R455524B - HOMESTEAD AT OLD SETTLERS R5 median of $584,835. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 31.2% over the past year.

R455524B - HOMESTEAD AT OLD SETTLERS R5

typical
142 Properties
$584,835 Median Value
+31.2% YoY Change
0% Have Pool
100% Have Garage
This Home
$526,961
Median
$584,835

This home is -9.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $12,174 across all districts. With a homestead exemption claimed, that drops to $10,827 — saving $1,347 per year. That's $902 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%$4,706
Round Rock MUD #2MUD0.5110%$2,693
Round RockCity0.3720%$1,960
Williamson CountyCounty0.3694%$1,947
Austin Community Collegespecial0.1034%$545
Williamson County FM/RdCounty0.0443%$234
Upper Brushy Creek WCIDWater0.0170%$90
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3103%$12,174

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $629,092 would pay approximately $3,927 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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