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204 STONE ST N, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath2,140 sqftBuilt 1960

Property at a Glance

This home is estimated between $570,339 and $1,058,251, with a best estimate of $579,005. That places the property above the R701575F - OLD TOWN ROUND ROCK median of $319,256, in a neighborhood that appreciated 4.3% over the past year.

Estimated Value Range

$570,339 $1,058,251
Best Estimate
$579,005
WCAD Value
$686,434
High Confidence

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

Based on 5 comparable properties in R701575F - OLD TOWN ROUND ROCK, this home's estimated market value is between $570,339 and $1,058,251. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

302 BROWN ST N, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,627 sqft Built 1960
Raw Value $802,113
Adjusted Value $1,058,251

Adjusted +$131,718 for 513 sqft more living space and +$124,420 for having a garage. Net adjustment: +$256,138.

307 BLACK ST N, ROUND ROCK, TX 78664
0.00 mi 90% similar Same subdivision
2 bed 2 bath 1,750 sqft Built 1940
Raw Value $417,021
Adjusted Value $579,005

Adjusted +$100,137 for 390 sqft more living space and +$61,847 for being newer. Net adjustment: +$161,984.

509 LEWIS ST N, ROUND ROCK, TX 78664
0.00 mi 90% similar Same subdivision
3 bed 1 bath 1,936 sqft Built 1950
Raw Value $365,100
Adjusted Value $572,822

Adjusted +$52,379 for 204 sqft more living space and +$30,923 for being newer and +$124,420 for having a garage. Net adjustment: +$207,722.

605 LEWIS ST N, ROUND ROCK, TX 78664
0.00 mi 88% similar Same subdivision
3 bed 1 bath 1,598 sqft Built 1940
Raw Value $508,047
Adjusted Value $833,478

Adjusted +$139,164 for 542 sqft more living space and +$61,847 for being newer and +$124,420 for having a garage. Net adjustment: +$325,431.

409 BURNET ST N, ROUND ROCK, TX 78664
0.00 mi 84% similar Same subdivision
3 bed 2 bath 1,444 sqft Built 1984
Raw Value $341,429
Adjusted Value $570,339

Adjusted +$178,706 for 696 sqft more living space and -$74,216 for being older and +$124,420 for having a garage. Net adjustment: +$228,910.

The Neighborhood

This home is valued 115.0% above the R701575F - OLD TOWN ROUND ROCK median of $319,256. With 360 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 4.3% over the past year.

R701575F - OLD TOWN ROUND ROCK

outlier high
360 Properties
$319,256 Median Value
+4.3% YoY Change
5% Have Pool
24% Have Garage
This Home
$686,434
Median
$319,256

This home is +115.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,583 across all districts. With a homestead exemption claimed, that drops to $10,213 — saving $1,370 per year. That's $851 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%$5,749
Round RockCity0.3720%$2,395
Williamson CountyCounty0.3694%$2,378
Austin Community Collegespecial0.1034%$666
Williamson County FM/RdCounty0.0443%$285
Upper Brushy Creek WCIDWater0.0170%$109
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$11,583

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $579,005 would pay approximately $3,614 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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