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4105 LORD BYRON CV, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed3 bath1,872 sqftBuilt 2000

Property at a Glance

This home is estimated between $453,221 and $634,873, with a best estimate of $475,428. That places the property below the R550600D - Forest Creek Sec 15,16,19,31 median of $514,276, in a neighborhood that declined 8.7% over the past year.

Estimated Value Range

$453,221 $634,873
Best Estimate
$475,428
WCAD Value
$499,952
High Confidence

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

Based on 5 comparable properties in R550600D - Forest Creek Sec 15,16,19,31, this home's estimated market value is between $453,221 and $634,873. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4109 LORD BYRON CV, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,036 sqft Built 2000
Raw Value $522,349
Adjusted Value $475,428

Adjusted -$46,921 for 164 sqft less living space. Net adjustment: -$46,921.

4111 LORD BYRON CV, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,979 sqft Built 2000
Raw Value $483,834
Adjusted Value $453,221

Adjusted -$30,613 for 107 sqft less living space. Net adjustment: -$30,613.

4114 LORD BYRON CV, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,984 sqft Built 2000
Raw Value $487,448
Adjusted Value $455,404

Adjusted -$32,044 for 112 sqft less living space. Net adjustment: -$32,044.

4113 LORD BYRON CV, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
5 bed 3 bath 2,014 sqft Built 2000
Raw Value $533,430
Adjusted Value $492,803

Adjusted -$40,627 for 142 sqft less living space. Net adjustment: -$40,627.

4115 LORD BYRON CV, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,449 sqft Built 1999
Raw Value $511,885
Adjusted Value $634,873

Adjusted +$121,023 for 423 sqft more living space and +$1,965 for being newer. Net adjustment: +$122,988.

The Neighborhood

This home is valued 2.8% below the R550600D - Forest Creek Sec 15,16,19,31 median of $514,276. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 8.7% over the past year.

R550600D - Forest Creek Sec 15,16,19,31

typical
274 Properties
$514,276 Median Value
-8.7% YoY Change
0% Have Pool
99% Have Garage
This Home
$499,952
Median
$514,276

This home is -2.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,996 across all districts. With a homestead exemption claimed, that drops to $7,653 — saving $1,343 per year. That's $638 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%$4,465
Round RockCity0.3720%$1,860
Williamson CountyCounty0.3694%$1,847
Austin Community Collegespecial0.1034%$517
Williamson County FM/RdCounty0.0443%$222
Upper Brushy Creek WCIDWater0.0170%$85
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,996

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $475,428 would pay approximately $2,968 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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