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304 LAKE CREEK CIR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,750 sqftBuilt 1978

Property at a Glance

This home is estimated between $252,202 and $321,259, with a best estimate of $272,173. 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

$252,202 $321,259
Best Estimate
$272,173
WCAD Value
$318,395
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 $252,202 and $321,259. 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 $272,173

Adjusted -$88,995 for 458 sqft less living space. Net adjustment: -$88,995.

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 $292,038

Adjusted +$11,270 for 58 sqft more living space and -$41,787 for no garage. Net adjustment: -$30,517.

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 $321,259

Adjusted -$3,498 for 18 sqft less living space. Net adjustment: -$3,498.

413/415 LAKE CREEK CIR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,041 sqft Built 1975
Raw Value $357,523
Adjusted Value $262,192

Adjusted -$56,545 for 291 sqft less living space and +$3,001 for being newer and -$41,787 for no garage. Net adjustment: -$95,331.

425/427 LAKE CREEK CIR, ROUND ROCK, TX 78664
0.00 mi 96% similar Same subdivision
4 bed 4 bath 2,234 sqft Built 1978
Raw Value $388,036
Adjusted Value $252,202

Adjusted -$94,047 for 484 sqft less living space and -$41,787 for no garage. Net adjustment: -$135,834.

The Neighborhood

This home is valued 10.4% 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

typical
836 Properties
$355,449 Median Value
-8.7% YoY Change
0% Have Pool
84% Have Garage
This Home
$318,395
Median
$355,449

This home is -10.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,729 across all districts. With a homestead exemption claimed, that drops to $4,420 — saving $1,309 per year. That's $368 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%$2,844
Round RockCity0.3720%$1,184
Williamson CountyCounty0.3694%$1,176
Austin Community Collegespecial0.1034%$329
Williamson County FM/RdCounty0.0443%$141
Upper Brushy Creek WCIDWater0.0170%$54
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,729

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $272,173 would pay approximately $1,699 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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