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2821 SOUTHAMPTON WAY #B, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

6 bed4 bath1,181 sqftBuilt 1999

Property at a Glance

This home is estimated between $60,107 and $264,208, with a best estimate of $263,297. That places the property below the R450X - Round Rock East - Duplex median of $355,449, in a neighborhood that declined 8.7% over the past year.

Estimated Value Range

$60,107 $264,208
Best Estimate
$263,297
WCAD Value
$231,688
High Confidence

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

Based on 5 comparable properties in R450X - Round Rock East - Duplex, this home's estimated market value is between $60,107 and $264,208. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2821 SOUTHAMPTON WAY #A, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
6 bed 4 bath 1,181 sqft Built 1999
Raw Value $263,297
Adjusted Value $263,297

This comparable closely matches the subject property's features.

2819 SOUTHAMPTON WAY #A, ROUND ROCK, TX 78664
0.01 mi 100% similar Same subdivision
6 bed 4 bath 1,181 sqft Built 1999
Raw Value $263,297
Adjusted Value $263,297

This comparable closely matches the subject property's features.

2819 SOUTHAMPTON WAY #B, ROUND ROCK, TX 78664
0.01 mi 100% similar Same subdivision
6 bed 4 bath 1,181 sqft Built 1999
Raw Value $264,208
Adjusted Value $264,208

This comparable closely matches the subject property's features.

2823 SOUTHAMPTON WAY #A-B, ROUND ROCK, TX 78664
0.01 mi 100% similar Same subdivision
3 bed 4 bath 1,150 sqft Built 1999
Raw Value $54,083
Adjusted Value $60,107

Adjusted +$6,024 for 31 sqft more living space. Net adjustment: +$6,024.

2817 SOUTHAMPTON WAY #B, ROUND ROCK, TX 78664
0.02 mi 100% similar Same subdivision
6 bed 4 bath 1,181 sqft Built 1999
Raw Value $264,208
Adjusted Value $264,208

This comparable closely matches the subject property's features.

The Neighborhood

This home is valued 34.8% below the R450X - Round Rock East - Duplex median of $355,449. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 8.7% over the past year.

R450X - Round Rock East - Duplex

below average
836 Properties
$355,449 Median Value
-8.7% YoY Change
0% Have Pool
84% Have Garage
This Home
$231,688
Median
$355,449

This home is -34.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $4,169 across all districts. With a homestead exemption claimed, that drops to $2,876 — saving $1,293 per year. That's $240 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%$2,069
Round RockCity0.3720%$862
Williamson CountyCounty0.3694%$856
Austin Community Collegespecial0.1034%$240
Williamson County FM/RdCounty0.0443%$103
Upper Brushy Creek WCIDWater0.0170%$39
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$4,169

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $263,297 would pay approximately $1,643 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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