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1603 RUSTY NAIL LOOP, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,006 sqftBuilt 1995

Property at a Glance

This home is estimated between $182,550 and $413,999, with a best estimate of $258,634. That places the property below the R123492H - Sam Bass/Hermitage/Somerset R3 median of $290,418, in a neighborhood that declined 7.8% over the past year.

Estimated Value Range

$182,550 $413,999
Best Estimate
$258,634
WCAD Value
$258,634
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 $182,550 and $413,999. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

3 bed 2 bath 1,050 sqft Built 1999
Raw Value $432,089
Adjusted Value $413,999

Adjusted -$10,044 for 44 sqft less living space and -$8,046 for being older. Net adjustment: -$18,090.

1707 RUSTY NAIL LOOP, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,582 sqft Built 1993
Raw Value $315,007
Adjusted Value $187,548

Adjusted -$131,482 for 576 sqft less living space and +$4,023 for being newer. Net adjustment: -$127,459.

1706 RUSTY NAIL LOOP, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 977 sqft Built 1995
Raw Value $253,294
Adjusted Value $259,914

Adjusted +$6,620 for 29 sqft more living space. Net adjustment: +$6,620.

1807 RUSTY NAIL LOOP, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,582 sqft Built 1994
Raw Value $312,021
Adjusted Value $182,550

Adjusted -$131,482 for 576 sqft less living space and +$2,011 for being newer. Net adjustment: -$129,471.

1817 RUSTY NAIL LOOP, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,006 sqft Built 1995
Raw Value $258,634
Adjusted Value $258,634

This comparable closely matches the subject property's features.

The Neighborhood

This home is valued 10.9% below the R123492H - Sam Bass/Hermitage/Somerset R3 median of $290,418. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 7.8% over the past year.

R123492H - Sam Bass/Hermitage/Somerset R3

typical
648 Properties
$290,418 Median Value
-7.8% YoY Change
2% Have Pool
89% Have Garage
This Home
$258,634
Median
$290,418

This home is -10.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $4,654 across all districts. With a homestead exemption claimed, that drops to $3,355 — saving $1,299 per year. That's $280 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%$2,310
Round RockCity0.3720%$962
Williamson CountyCounty0.3694%$956
Austin Community Collegespecial0.1034%$267
Williamson County FM/RdCounty0.0443%$115
Upper Brushy Creek WCIDWater0.0170%$44
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$4,654

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $258,634 would pay approximately $1,614 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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