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3726 LAGOONA DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,122 sqftBuilt 2003

Property at a Glance

This home is estimated between $440,714 and $852,342, with a best estimate of $494,726. 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

$440,714 $852,342
Best Estimate
$494,726
WCAD Value
$436,905
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in L498506D - VILLAGE AT MAYFIELD. The estimated range of $440,714 and $852,342 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 2,221 sqft Built 2014
Raw Value $741,595
Adjusted Value $711,017

Adjusted -$27,600 for 99 sqft less living space and -$2,978 for being older. Net adjustment: -$30,578.

3 bed 2 bath 2,248 sqft Built 2018
Raw Value $479,901
Adjusted Value $440,714

Adjusted -$35,127 for 126 sqft less living space and -$4,060 for being older. Net adjustment: -$39,187.

4 bed 3 bath 2,154 sqft Built 2001
Raw Value $860,722
Adjusted Value $852,342

Adjusted -$8,921 for 32 sqft less living space and +$541 for being newer. Net adjustment: -$8,380.

3 bed 2 bath 2,044 sqft Built 1981
Raw Value $455,252
Adjusted Value $482,953

Adjusted +$21,746 for 78 sqft more living space and +$5,955 for being newer. Net adjustment: +$27,701.

3 bed 2 bath 1,675 sqft Built 1995
Raw Value $367,941
Adjusted Value $494,726

Adjusted +$124,619 for 447 sqft more living space and +$2,166 for being newer. Net adjustment: +$126,785.

The Neighborhood

This home is valued 14.5% 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
$436,905
Median
$510,992

This home is -14.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,708 across all districts. With a homestead exemption claimed, that drops to $7,105 — saving $1,603 per year. That's $592 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
Leander ISDSchool1.0869%$4,749
Round RockCity0.3720%$1,625
Williamson CountyCounty0.3694%$1,614
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 Tax1.9931%$8,708

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $494,726 would pay approximately $3,088 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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