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3949 VALLARTA LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,499 sqftBuilt 2006

Property at a Glance

This home is estimated between $238,573 and $520,893, with a best estimate of $490,290. That places the property below the L498506D - VILLAGE AT MAYFIELD median of $510,992, in a neighborhood that declined 5.8% over the past year.

Estimated Value Range

$238,573 $520,893
Best Estimate
$490,290
WCAD Value
$667,029
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 $238,573 and $520,893. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3945 VALLARTA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,058 sqft Built 2006
Raw Value $638,711
Adjusted Value $482,868

Adjusted -$155,843 for 559 sqft less living space. Net adjustment: -$155,843.

3941 VALLARTA LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,740 sqft Built 2006
Raw Value $557,478
Adjusted Value $490,290

Adjusted -$67,188 for 241 sqft less living space. Net adjustment: -$67,188.

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 $491,832

Adjusted -$101,479 for 364 sqft less living space and -$271 for being older. Net adjustment: -$101,750.

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 $520,893

Adjusted -$123,782 for 444 sqft less living space. Net adjustment: -$123,782.

3946 VALLARTA LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,328 sqft Built 2006
Raw Value $469,689
Adjusted Value $238,573

Adjusted -$231,116 for 829 sqft less living space. Net adjustment: -$231,116.

The Neighborhood

This home is valued 30.5% above the L498506D - VILLAGE AT MAYFIELD median of $510,992. With 696 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 5.8% over the past year.

L498506D - VILLAGE AT MAYFIELD

above average
696 Properties
$510,992 Median Value
-5.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$667,029
Median
$510,992

This home is +30.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,002 across all districts. With a homestead exemption claimed, that drops to $10,628 — saving $1,374 per year. That's $886 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%$5,957
Round RockCity0.3720%$2,481
Williamson CountyCounty0.3694%$2,464
Austin Community Collegespecial0.1034%$690
Williamson County FM/RdCounty0.0443%$296
Upper Brushy Creek WCIDWater0.0170%$113
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$12,002

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $490,290 would pay approximately $3,060 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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