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300 WHETSTONE, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath783 sqftBuilt 1983

Property at a Glance

This home is estimated between $144,203 and $314,172, with a best estimate of $183,924. That places the property below the R210480H - Brushy Creek median of $296,542, in a neighborhood that declined 14.6% over the past year.

Estimated Value Range

$144,203 $314,172
Best Estimate
$183,924
WCAD Value
$333,732
High Confidence

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

Based on 5 comparable properties in R210480H - Brushy Creek, this home's estimated market value is between $144,203 and $314,172. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

210 WHETSTONE, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,330 sqft Built 1983
Raw Value $302,279
Adjusted Value $180,287

Adjusted -$121,992 for 547 sqft less living space. Net adjustment: -$121,992.

208 WHETSTONE, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,370 sqft Built 1983
Raw Value $275,115
Adjusted Value $144,203

Adjusted -$130,912 for 587 sqft less living space. Net adjustment: -$130,912.

308 WHETSTONE, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,303 sqft Built 1983
Raw Value $299,894
Adjusted Value $183,924

Adjusted -$115,970 for 520 sqft less living space. Net adjustment: -$115,970.

206 WHETSTONE, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
3 bed 2 bath 909 sqft Built 1984
Raw Value $336,438
Adjusted Value $306,731

Adjusted -$28,100 for 126 sqft less living space and -$1,607 for being older. Net adjustment: -$29,707.

204 WHETSTONE, ROUND ROCK, TX 78681
0.05 mi 100% similar Same subdivision
3 bed 2 bath 840 sqft Built 1984
Raw Value $328,491
Adjusted Value $314,172

Adjusted -$12,712 for 57 sqft less living space and -$1,607 for being older. Net adjustment: -$14,319.

The Neighborhood

This home is valued 12.5% above the R210480H - Brushy Creek median of $296,542. With 871 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 14.6% over the past year.

R210480H - Brushy Creek

typical
871 Properties
$296,542 Median Value
-14.6% YoY Change
2% Have Pool
94% Have Garage
This Home
$333,732
Median
$296,542

This home is +12.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,388 across all districts. With a homestead exemption claimed, that drops to $5,076 — saving $1,312 per year. That's $423 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%$2,981
Brushy Creek MUDMUD0.3868%$1,291
Williamson CountyCounty0.3694%$1,233
Austin Community Collegespecial0.1034%$345
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$334
Williamson County FM/RdCounty0.0443%$148
Upper Brushy Creek WCIDWater0.0170%$57
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$6,388

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $183,924 would pay approximately $1,148 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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