Beta Williamson County, TX only — data and coverage are limited during early access.

3732 FOSSILWOOD WAY, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,740 sqftBuilt 2006

Property at a Glance

This home is estimated between $332,245 and $650,194, with a best estimate of $539,309. 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

$332,245 $650,194
Best Estimate
$539,309
WCAD Value
$397,405
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 $332,245 and $650,194. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3661 FOSSILWOOD WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,152 sqft Built 2006
Raw Value $486,266
Adjusted Value $650,194

Adjusted +$163,928 for 588 sqft more living space. Net adjustment: +$163,928.

3724 FOSSILWOOD WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,742 sqft Built 2006
Raw Value $533,634
Adjusted Value $533,076

Adjusted -$558 for 2 sqft less living space. Net adjustment: -$558.

3740 FOSSILWOOD WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,041 sqft Built 2006
Raw Value $416,160
Adjusted Value $332,245

Adjusted -$83,915 for 301 sqft less living space. Net adjustment: -$83,915.

3768 FOSSILWOOD WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,700 sqft Built 2005
Raw Value $527,886
Adjusted Value $539,309

Adjusted +$11,152 for 40 sqft more living space and +$271 for being newer. Net adjustment: +$11,423.

3648 FOSSILWOOD WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,694 sqft Built 2004
Raw Value $551,568
Adjusted Value $564,933

Adjusted +$12,824 for 46 sqft more living space and +$541 for being newer. Net adjustment: +$13,365.

The Neighborhood

This home is valued 22.2% 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
$397,405
Median
$510,992

This home is -22.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,150 across all districts. With a homestead exemption claimed, that drops to $5,827 — saving $1,323 per year. That's $486 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%$3,549
Round RockCity0.3720%$1,478
Williamson CountyCounty0.3694%$1,468
Austin Community Collegespecial0.1034%$411
Williamson County FM/RdCounty0.0443%$176
Upper Brushy Creek WCIDWater0.0170%$68
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,150

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $539,309 would pay approximately $3,366 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 4/19/2026.

View full property details