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1746 SAWMILL XING, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath1,830 sqftBuilt 2025

Property at a Glance

This home is estimated between $509,751 and $599,630, with a best estimate of $566,665. That places the property below 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

$509,751 $599,630
Best Estimate
$566,665
WCAD Value
$580,407
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $509,751 and $599,630. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

4 bed 3 bath 1,617 sqft Built 2023
Raw Value $530,250
Adjusted Value $599,630

Adjusted +$61,044 for 213 sqft more living space and +$8,336 for being newer. Net adjustment: +$69,380.

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 $509,751

Adjusted -$93,142 for 325 sqft less living space and +$8,336 for being newer. Net adjustment: -$84,806.

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 $566,665

Adjusted -$44,708 for 156 sqft less living space and +$12,504 for being newer. Net adjustment: -$32,204.

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 $583,804

Adjusted +$68,781 for 240 sqft more living space and +$12,504 for being newer. Net adjustment: +$81,285.

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 $561,744

Adjusted -$48,147 for 168 sqft less living space and +$12,504 for being newer. Net adjustment: -$35,643.

The Neighborhood

This home is in line with the R455524B - HOMESTEAD AT OLD SETTLERS R5 median of $584,835. 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
$580,407
Median
$584,835

This home is -0.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $13,409 across all districts. With a homestead exemption claimed, that drops to $12,051 — saving $1,358 per year. That's $1,004 per month a buyer should budget. The assessed value increased +483.3% vs the subdivision average of +31.2%. This above-average increase gives a protest opportunity score of 100 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$5,184
Round Rock MUD #2MUD0.5110%$2,966
Round RockCity0.3720%$2,159
Williamson CountyCounty0.3694%$2,144
Austin Community Collegespecial0.1034%$600
Williamson County FM/RdCounty0.0443%$257
Upper Brushy Creek WCIDWater0.0170%$99
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3103%$13,409
100 / 100

There may be a strong case to protest this appraisal.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $566,665 would pay approximately $3,537 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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