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3905 DERBY CV, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath3,154 sqftBuilt 2004

Property at a Glance

This home is estimated between $601,767 and $697,757, with a best estimate of $644,075. 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

$601,767 $697,757
Best Estimate
$644,075
WCAD Value
$601,222
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 $601,767 and $697,757. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3904 DERBY CV, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,987 sqft Built 2003
Raw Value $554,938
Adjusted Value $601,767

Adjusted +$46,558 for 167 sqft more living space and +$271 for being newer. Net adjustment: +$46,829.

3900 DERBY CV, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,550 sqft Built 2004
Raw Value $472,751
Adjusted Value $641,140

Adjusted +$168,389 for 604 sqft more living space. Net adjustment: +$168,389.

4005 CHANCERY CT, ROUND ROCK, TX 78681
0.14 mi 100% similar Same subdivision
4 bed 2,443 sqft Built 2003
Raw Value $468,336
Adjusted Value $666,826

Adjusted +$198,219 for 711 sqft more living space and +$271 for being newer. Net adjustment: +$198,490.

4009 CHANCERY CT, ROUND ROCK, TX 78681
0.14 mi 100% similar Same subdivision
4 bed 2 bath 2,298 sqft Built 2003
Raw Value $458,843
Adjusted Value $697,757

Adjusted +$238,643 for 856 sqft more living space and +$271 for being newer. Net adjustment: +$238,914.

4004 CHANCERY CT, ROUND ROCK, TX 78681
0.14 mi 100% similar Same subdivision
3 bed 2 bath 2,585 sqft Built 2003
Raw Value $485,173
Adjusted Value $644,075

Adjusted +$158,631 for 569 sqft more living space and +$271 for being newer. Net adjustment: +$158,902.

The Neighborhood

This home is valued 17.7% 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

above average
696 Properties
$510,992 Median Value
-5.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$601,222
Median
$510,992

This home is +17.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,983 across all districts. With a homestead exemption claimed, that drops to $10,350 — saving $1,633 per year. That's $863 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%$6,535
Round RockCity0.3720%$2,237
Williamson CountyCounty0.3694%$2,221
Austin Community Collegespecial0.1034%$622
Williamson County FM/RdCounty0.0443%$267
Upper Brushy Creek WCIDWater0.0170%$102
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9931%$11,983

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $644,075 would pay approximately $4,020 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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