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3833 VALLARTA LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,060 sqftBuilt 2005

Property at a Glance

This home is estimated between $353,445 and $679,905, with a best estimate of $465,971. 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

$353,445 $679,905
Best Estimate
$465,971
WCAD Value
$414,817
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 $353,445 and $679,905. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3837 VALLARTA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,457 sqft Built 2004
Raw Value $471,124
Adjusted Value $360,716

Adjusted -$110,679 for 397 sqft less living space and +$271 for being newer. Net adjustment: -$110,408.

3829 VALLARTA LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,905 sqft Built 2005
Raw Value $496,996
Adjusted Value $540,208

Adjusted +$43,212 for 155 sqft more living space. Net adjustment: +$43,212.

3825 VALLARTA LN, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,463 sqft Built 2004
Raw Value $465,526
Adjusted Value $353,445

Adjusted -$112,352 for 403 sqft less living space and +$271 for being newer. Net adjustment: -$112,081.

3821 VALLARTA LN, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
4 bed 2 bath 1,823 sqft Built 2006
Raw Value $614,103
Adjusted Value $679,905

Adjusted +$66,073 for 237 sqft more living space and -$271 for being older. Net adjustment: +$65,802.

3817 VALLARTA LN, ROUND ROCK, TX 78681
0.05 mi 100% similar Same subdivision
3 bed 2 bath 1,821 sqft Built 2004
Raw Value $399,069
Adjusted Value $465,971

Adjusted +$66,631 for 239 sqft more living space and +$271 for being newer. Net adjustment: +$66,902.

The Neighborhood

This home is valued 18.8% 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

below average
696 Properties
$510,992 Median Value
-5.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$414,817
Median
$510,992

This home is -18.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,464 across all districts. With a homestead exemption claimed, that drops to $6,137 — saving $1,327 per year. That's $511 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%$3,705
Round RockCity0.3720%$1,543
Williamson CountyCounty0.3694%$1,533
Austin Community Collegespecial0.1034%$429
Williamson County FM/RdCounty0.0443%$184
Upper Brushy Creek WCIDWater0.0170%$71
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,464

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $465,971 would pay approximately $2,909 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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