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2877 SOUTHAMPTON WAY #A & B, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

6 bed4 bath1,096 sqftBuilt 1999

Property at a Glance

This home is estimated between $246,780 and $248,584, with a best estimate of $247,673. 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

$246,780 $248,584
Best Estimate
$247,673
WCAD Value
$492,822
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 $246,780 and $248,584. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2879 SOUTHAMPTON WAY #B, ROUND ROCK, TX 78664
0.02 mi 100% similar Same subdivision
6 bed 4 bath 1,134 sqft Built 1999
Raw Value $255,057
Adjusted Value $247,673

Adjusted -$7,384 for 38 sqft less living space. Net adjustment: -$7,384.

2879 SOUTHAMPTON WAY #A, ROUND ROCK, TX 78664
0.02 mi 100% similar Same subdivision
6 bed 4 bath 1,134 sqft Built 1999
Raw Value $255,968
Adjusted Value $248,584

Adjusted -$7,384 for 38 sqft less living space. Net adjustment: -$7,384.

2873 SOUTHAMPTON WAY #B, ROUND ROCK, TX 78664
0.03 mi 100% similar Same subdivision
6 bed 4 bath 1,150 sqft Built 1999
Raw Value $257,986
Adjusted Value $247,493

Adjusted -$10,493 for 54 sqft less living space. Net adjustment: -$10,493.

2873 SOUTHAMPTON WAY #A, ROUND ROCK, TX 78664
0.03 mi 100% similar Same subdivision
6 bed 4 bath 1,150 sqft Built 1999
Raw Value $258,897
Adjusted Value $248,404

Adjusted -$10,493 for 54 sqft less living space. Net adjustment: -$10,493.

2881 SOUTHAMPTON WAY #B, ROUND ROCK, TX 78664
0.03 mi 100% similar Same subdivision
6 bed 4 bath 1,181 sqft Built 1999
Raw Value $263,297
Adjusted Value $246,780

Adjusted -$16,517 for 85 sqft less living space. Net adjustment: -$16,517.

The Neighborhood

This home is valued 38.6% above the R450X - Round Rock East - Duplex median of $355,449. With 836 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 8.7% over the past year.

R450X - Round Rock East - Duplex

above average
836 Properties
$355,449 Median Value
-8.7% YoY Change
0% Have Pool
84% Have Garage
This Home
$492,822
Median
$355,449

This home is +38.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,867 across all districts. With a homestead exemption claimed, that drops to $7,526 — saving $1,341 per year. That's $627 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%$4,401
Round RockCity0.3720%$1,833
Williamson CountyCounty0.3694%$1,821
Austin Community Collegespecial0.1034%$510
Williamson County FM/RdCounty0.0443%$218
Upper Brushy Creek WCIDWater0.0170%$84
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,867

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $247,673 would pay approximately $1,546 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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