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3812 AQUA LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,884 sqftBuilt 2006

Property at a Glance

This home is estimated between $301,665 and $600,336, with a best estimate of $406,064. 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

$301,665 $600,336
Best Estimate
$406,064
WCAD Value
$447,727
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 $301,665 and $600,336. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3827 AQUA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,826 sqft Built 2005
Raw Value $583,895
Adjusted Value $600,336

Adjusted +$16,170 for 58 sqft more living space and +$271 for being newer. Net adjustment: +$16,441.

3828 AQUA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 1,906 sqft Built 2005
Raw Value $590,646
Adjusted Value $584,784

Adjusted -$6,133 for 22 sqft less living space and +$271 for being newer. Net adjustment: -$5,862.

3832 AQUA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,505 sqft Built 2005
Raw Value $474,522
Adjusted Value $301,665

Adjusted -$173,128 for 621 sqft less living space and +$271 for being newer. Net adjustment: -$172,857.

3804 AQUA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,417 sqft Built 2004
Raw Value $473,404
Adjusted Value $325,350

Adjusted -$148,595 for 533 sqft less living space and +$541 for being newer. Net adjustment: -$148,054.

3824 AQUA LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,835 sqft Built 2004
Raw Value $391,862
Adjusted Value $406,064

Adjusted +$13,661 for 49 sqft more living space and +$541 for being newer. Net adjustment: +$14,202.

The Neighborhood

This home is valued 12.4% 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
$447,727
Median
$510,992

This home is -12.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,056 across all districts. With a homestead exemption claimed, that drops to $6,723 — saving $1,333 per year. That's $560 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%$3,999
Round RockCity0.3720%$1,666
Williamson CountyCounty0.3694%$1,654
Austin Community Collegespecial0.1034%$463
Williamson County FM/RdCounty0.0443%$198
Upper Brushy Creek WCIDWater0.0170%$76
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,056

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $406,064 would pay approximately $2,535 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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