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3930 VALLARTA LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,200 sqftBuilt 2005

Property at a Glance

This home is estimated between $686,993 and $740,157, with a best estimate of $704,962. That places the property above the L498506D - VILLAGE AT MAYFIELD median of $510,992, in a neighborhood that declined 5.8% over the past year.

Estimated Value Range

$686,993 $740,157
Best Estimate
$704,962
WCAD Value
$437,581
High Confidence

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

Based on 5 comparable properties in L498506D - VILLAGE AT MAYFIELD, this home's estimated market value is between $686,993 and $740,157. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3934 VALLARTA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,740 sqft Built 2006
Raw Value $562,820
Adjusted Value $690,792

Adjusted +$128,243 for 460 sqft more living space and -$271 for being older. Net adjustment: +$127,972.

3938 VALLARTA LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,863 sqft Built 2007
Raw Value $593,582
Adjusted Value $686,993

Adjusted +$93,952 for 337 sqft more living space and -$541 for being older. Net adjustment: +$93,411.

3942 VALLARTA LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,943 sqft Built 2006
Raw Value $644,675
Adjusted Value $716,053

Adjusted +$71,649 for 257 sqft more living space and -$271 for being older. Net adjustment: +$71,378.

3933 VALLARTA LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,917 sqft Built 2006
Raw Value $626,336
Adjusted Value $704,962

Adjusted +$78,897 for 283 sqft more living space and -$271 for being older. Net adjustment: +$78,626.

3925 VALLARTA LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,992 sqft Built 2006
Raw Value $682,440
Adjusted Value $740,157

Adjusted +$57,988 for 208 sqft more living space and -$271 for being older. Net adjustment: +$57,717.

The Neighborhood

This home is valued 14.4% below the L498506D - VILLAGE AT MAYFIELD median of $510,992. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 5.8% over the past year.

L498506D - VILLAGE AT MAYFIELD

typical
696 Properties
$510,992 Median Value
-5.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$437,581
Median
$510,992

This home is -14.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,873 across all districts. With a homestead exemption claimed, that drops to $6,542 — saving $1,331 per year. That's $545 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%$3,908
Round RockCity0.3720%$1,628
Williamson CountyCounty0.3694%$1,617
Austin Community Collegespecial0.1034%$452
Williamson County FM/RdCounty0.0443%$194
Upper Brushy Creek WCIDWater0.0170%$74
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,873

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $704,962 would pay approximately $4,400 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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