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103 TOWER DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,732 sqftBuilt 1975

Property at a Glance

This home is estimated between $313,679 and $398,663, with a best estimate of $331,616. That places the property above the R605477I - South Park, Southern Terrace, Cushing PA median of $311,935, in a neighborhood that appreciated 0.3% over the past year.

Estimated Value Range

$313,679 $398,663
Best Estimate
$331,616
WCAD Value
$329,190
High Confidence

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

Based on 5 comparable properties in R605477I - South Park, Southern Terrace, Cushing PA, this home's estimated market value is between $313,679 and $398,663. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

200 CUSHING PARK DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,001 sqft Built 1977
Raw Value $321,195
Adjusted Value $331,616

Adjusted -$55,162 for 269 sqft less living space and -$5,153 for being older and +$70,736 for having a garage. Net adjustment: +$10,421.

200 TOWER DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,607 sqft Built 1974
Raw Value $370,454
Adjusted Value $398,663

Adjusted +$25,633 for 125 sqft more living space and +$2,576 for being newer. Net adjustment: +$28,209.

105 TOWER DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,602 sqft Built 1973
Raw Value $281,868
Adjusted Value $313,679

Adjusted +$26,658 for 130 sqft more living space and +$5,153 for being newer. Net adjustment: +$31,811.

202 TOWER DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,707 sqft Built 1974
Raw Value $324,014
Adjusted Value $331,717

Adjusted +$5,127 for 25 sqft more living space and +$2,576 for being newer. Net adjustment: +$7,703.

204 TOWER DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,056 sqft Built 1977
Raw Value $332,298
Adjusted Value $331,440

Adjusted -$66,441 for 324 sqft less living space and -$5,153 for being older and +$70,736 for having a garage. Net adjustment: -$858.

The Neighborhood

This home is valued 5.5% above the R605477I - South Park, Southern Terrace, Cushing PA median of $311,935. With 125 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 0.3% over the past year.

R605477I - South Park, Southern Terrace, Cushing PA

typical
125 Properties
$311,935 Median Value
+0.3% YoY Change
2% Have Pool
61% Have Garage
This Home
$329,190
Median
$311,935

This home is +5.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $5,923 across all districts. With a homestead exemption claimed, that drops to $4,612 — saving $1,311 per year. That's $384 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%$2,940
Round RockCity0.3720%$1,225
Williamson CountyCounty0.3694%$1,216
Austin Community Collegespecial0.1034%$340
Williamson County FM/RdCounty0.0443%$146
Upper Brushy Creek WCIDWater0.0170%$56
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,923

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $331,616 would pay approximately $2,070 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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