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

1406 SAWMILL XING, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2,174 sqftBuilt 2021

Property at a Glance

This home is estimated between $590,024 and $690,776, with a best estimate of $643,659. 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

$590,024 $690,776
Best Estimate
$643,659
WCAD Value
$475,999
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 $590,024 and $690,776. 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 $591,666

Adjusted +$5,445 for 19 sqft more living space and -$8,336 for being older. Net adjustment: -$2,891.

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 $648,580

Adjusted +$53,879 for 188 sqft more living space and -$4,168 for being older. Net adjustment: +$49,711.

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 $643,659

Adjusted +$50,440 for 176 sqft more living space and -$4,168 for being older. Net adjustment: +$46,272.

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 $690,776

Adjusted +$98,587 for 344 sqft more living space. Net adjustment: +$98,587.

1449 SAWMILL XING, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,053 sqft Built 2021
Raw Value $555,347
Adjusted Value $590,024

Adjusted +$34,677 for 121 sqft more living space. Net adjustment: +$34,677.

The Neighborhood

This home is valued 18.6% 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

below average
142 Properties
$584,835 Median Value
+31.2% YoY Change
0% Have Pool
100% Have Garage
This Home
$475,999
Median
$584,835

This home is -18.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,997 across all districts. With a homestead exemption claimed, that drops to $9,659 — saving $1,338 per year. That's $805 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%$4,251
Round Rock MUD #2MUD0.5110%$2,432
Round RockCity0.3720%$1,771
Williamson CountyCounty0.3694%$1,759
Austin Community Collegespecial0.1034%$492
Williamson County FM/RdCounty0.0443%$211
Upper Brushy Creek WCIDWater0.0170%$81
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3103%$10,997

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $643,659 would pay approximately $4,018 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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