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413/415 LAKE CREEK CIR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath2,041 sqftBuilt 1975

Property at a Glance

This home is estimated between $347,533 and $416,590, with a best estimate of $387,369. That places the property above the R450X - Round Rock East - Duplex median of $355,449, in a neighborhood that declined 8.7% over the past year.

Estimated Value Range

$347,533 $416,590
Best Estimate
$387,369
WCAD Value
$357,523
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 $347,533 and $416,590. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

300 LAKE CREEK CIR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,208 sqft Built 1978
Raw Value $361,168
Adjusted Value $367,504

Adjusted -$32,450 for 167 sqft less living space and -$3,001 for being older and +$41,787 for having a garage. Net adjustment: +$6,336.

320/322 LAKE CREEK CIR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,692 sqft Built 1978
Raw Value $322,555
Adjusted Value $387,369

Adjusted +$67,815 for 349 sqft more living space and -$3,001 for being older. Net adjustment: +$64,814.

310 LAKE CREEK CIR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,768 sqft Built 1978
Raw Value $324,757
Adjusted Value $416,590

Adjusted +$53,047 for 273 sqft more living space and -$3,001 for being older and +$41,787 for having a garage. Net adjustment: +$91,833.

304 LAKE CREEK CIR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,750 sqft Built 1978
Raw Value $318,395
Adjusted Value $413,726

Adjusted +$56,545 for 291 sqft more living space and -$3,001 for being older and +$41,787 for having a garage. Net adjustment: +$95,331.

425/427 LAKE CREEK CIR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 4 bath 2,234 sqft Built 1978
Raw Value $388,036
Adjusted Value $347,533

Adjusted -$37,502 for 193 sqft less living space and -$3,001 for being older. Net adjustment: -$40,503.

The Neighborhood

This home is in line with the R450X - Round Rock East - Duplex median of $355,449. Note that values in this subdivision declined 8.7% over the past year.

R450X - Round Rock East - Duplex

typical
836 Properties
$355,449 Median Value
-8.7% YoY Change
0% Have Pool
84% Have Garage
This Home
$357,523
Median
$355,449

This home is +0.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,433 across all districts. With a homestead exemption claimed, that drops to $5,116 — saving $1,317 per year. That's $426 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%$3,193
Round RockCity0.3720%$1,330
Williamson CountyCounty0.3694%$1,321
Austin Community Collegespecial0.1034%$370
Williamson County FM/RdCounty0.0443%$158
Upper Brushy Creek WCIDWater0.0170%$61
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,433

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $387,369 would pay approximately $2,418 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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