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FM 1431, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed3,835 sqftBuilt 1910

Property at a Glance

This home is estimated between $1,073,531 and $1,887,184, with a best estimate of $1,332,620. That places the property above the R103D76C-Abstracts-Great Oaks, Hairy Man, Sam Bass&620 Area median of $699,495, in a neighborhood that declined 4.6% over the past year.

Estimated Value Range

$1,073,531 $1,887,184
Best Estimate
$1,332,620
WCAD Value
$30,672,513
Low Confidence

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

There are 5 comparable properties within range, but none are in R103D76C-Abstracts-Great Oaks, Hairy Man, Sam Bass&620 Area. The estimated range of $1,073,531 and $1,887,184 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 3,097 sqft Built 2000
Raw Value $556,425
Adjusted Value $1,073,531

Adjusted +$291,735 for 738 sqft more living space and +$225,371 for having a pool. Net adjustment: +$517,106.

4 bed 2 bath 3,110 sqft Built 2000
Raw Value $572,254
Adjusted Value $1,084,221

Adjusted +$286,596 for 725 sqft more living space and +$225,371 for having a pool. Net adjustment: +$511,967.

3 bed 2 bath 2,248 sqft Built 2018
Raw Value $479,901
Adjusted Value $1,332,620

Adjusted +$627,348 for 1,587 sqft more living space and +$225,371 for having a pool. Net adjustment: +$852,719.

3 bed 2 bath 2,221 sqft Built 2014
Raw Value $741,595
Adjusted Value $1,604,987

Adjusted +$638,021 for 1,614 sqft more living space and +$225,371 for having a pool. Net adjustment: +$863,392.

5 bed 5 bath 2,711 sqft Built 2016
Raw Value $1,217,491
Adjusted Value $1,887,184

Adjusted +$444,322 for 1,124 sqft more living space and +$225,371 for having a pool. Net adjustment: +$669,693.

The Neighborhood

This home is valued 4285.0% above the R103D76C-Abstracts-Great Oaks, Hairy Man, Sam Bass&620 Area median of $699,495. With 73 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.6% over the past year.

R103D76C-Abstracts-Great Oaks, Hairy Man, Sam Bass&620 Area

outlier high
73 Properties
$699,495 Median Value
-4.6% YoY Change
10% Have Pool
51% Have Garage
This Home
$30,672,513
Median
$699,495

This home is +4285.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $83,433 across all districts. With a homestead exemption claimed, that drops to $81,173 — saving $2,260 per year. That's $6,764 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%$48,791
Williamson CountyCounty0.3694%$20,183
Austin Community Collegespecial0.1034%$5,649
Williamson County ESD #9 - Round RockESD0.0999%$5,458
Williamson County FM/RdCounty0.0443%$2,422
Upper Brushy Creek WCIDWater0.0170%$929
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$83,433

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,332,620 would pay approximately $8,318 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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