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3804 LAGOONA DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath1,502 sqftBuilt 2003

Property at a Glance

This home is estimated between $443,614 and $703,674, with a best estimate of $612,891. 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

$443,614 $703,674
Best Estimate
$612,891
WCAD Value
$581,506
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 $443,614 and $703,674 should be treated as a rough guide.

Comparable Properties (5)

4 bed 3 bath 1,811 sqft Built 2014
Raw Value $702,015
Adjusted Value $612,891

Adjusted -$86,146 for 309 sqft less living space and -$2,978 for being older. Net adjustment: -$89,124.

4 bed 3 bath 2,154 sqft Built 2001
Raw Value $860,722
Adjusted Value $679,493

Adjusted -$181,770 for 652 sqft less living space and +$541 for being newer. Net adjustment: -$181,229.

4 bed 3 bath 1,916 sqft Built 2014
Raw Value $562,011
Adjusted Value $443,614

Adjusted -$115,419 for 414 sqft less living space and -$2,978 for being older. Net adjustment: -$118,397.

4 bed 3 bath 1,916 sqft Built 2016
Raw Value $578,786
Adjusted Value $459,848

Adjusted -$115,419 for 414 sqft less living space and -$3,519 for being older. Net adjustment: -$118,938.

4 bed 3 bath 2,219 sqft Built 2007
Raw Value $904,649
Adjusted Value $703,674

Adjusted -$199,892 for 717 sqft less living space and -$1,083 for being older. Net adjustment: -$200,975.

The Neighborhood

This home is valued 13.8% 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

typical
696 Properties
$510,992 Median Value
-5.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$581,506
Median
$510,992

This home is +13.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,590 across all districts. With a homestead exemption claimed, that drops to $9,961 — saving $1,629 per year. That's $830 per month a buyer should budget. The assessed value increased +0.1% vs the subdivision average of -5.8%. This above-average increase gives a protest opportunity score of 30 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$6,320
Round RockCity0.3720%$2,163
Williamson CountyCounty0.3694%$2,148
Austin Community Collegespecial0.1034%$601
Williamson County FM/RdCounty0.0443%$258
Upper Brushy Creek WCIDWater0.0170%$99
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9931%$11,590
30 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $612,891 would pay approximately $3,826 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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