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2818 SOUTHAMPTON WAY #A, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

5 bed4 bath1,062 sqftBuilt 1999

Property at a Glance

This home is estimated between $232,359 and $240,174, with a best estimate of $235,176. 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

$232,359 $240,174
Best Estimate
$235,176
WCAD Value
$488,820
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 $232,359 and $240,174. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2820 SOUTHAMPTON WAY #B, ROUND ROCK, TX 78664
0.01 mi 100% similar Same subdivision
6 bed 4 bath 1,205 sqft Built 1999
Raw Value $262,963
Adjusted Value $235,176

Adjusted -$27,787 for 143 sqft less living space. Net adjustment: -$27,787.

2820 SOUTHAMPTON WAY #A, ROUND ROCK, TX 78664
0.01 mi 100% similar Same subdivision
6 bed 4 bath 1,205 sqft Built 1999
Raw Value $262,963
Adjusted Value $235,176

Adjusted -$27,787 for 143 sqft less living space. Net adjustment: -$27,787.

2822 SOUTHAMPTON WAY #A, ROUND ROCK, TX 78664
0.02 mi 100% similar Same subdivision
6 bed 4 bath 1,265 sqft Built 1999
Raw Value $271,804
Adjusted Value $232,359

Adjusted -$39,445 for 203 sqft less living space. Net adjustment: -$39,445.

2822 SOUTHAMPTON WAY #B, ROUND ROCK, TX 78664
0.02 mi 100% similar Same subdivision
6 bed 4 bath 1,265 sqft Built 1999
Raw Value $271,804
Adjusted Value $232,359

Adjusted -$39,445 for 203 sqft less living space. Net adjustment: -$39,445.

2812 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 $263,297
Adjusted Value $240,174

Adjusted -$23,123 for 119 sqft less living space. Net adjustment: -$23,123.

The Neighborhood

This home is valued 37.5% 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
$488,820
Median
$355,449

This home is +37.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,795 across all districts. With a homestead exemption claimed, that drops to $7,455 — saving $1,340 per year. That's $621 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%$4,366
Round RockCity0.3720%$1,818
Williamson CountyCounty0.3694%$1,806
Austin Community Collegespecial0.1034%$505
Williamson County FM/RdCounty0.0443%$217
Upper Brushy Creek WCIDWater0.0170%$83
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,795

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $235,176 would pay approximately $1,468 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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