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1202 ST WILLIAMS AVE, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,262 sqftBuilt 1976

Property at a Glance

This home is estimated between $509,896 and $631,257, with a best estimate of $566,117. That places the property above the R325576F - ROUND ROCK WEST/LAKE CREEK WEST/SHADOW BROOK median of $476,515, in a neighborhood that declined 5.9% over the past year.

Estimated Value Range

$509,896 $631,257
Best Estimate
$566,117
WCAD Value
$517,227
High Confidence

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

Based on 5 comparable properties in R325576F - ROUND ROCK WEST/LAKE CREEK WEST/SHADOW BROOK, this home's estimated market value is between $509,896 and $631,257. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1202 PENNY LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,981 sqft Built 1976
Raw Value $499,412
Adjusted Value $566,117

Adjusted +$66,705 for 281 sqft more living space. Net adjustment: +$66,705.

1202 BLUFF DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,056 sqft Built 1976
Raw Value $582,356
Adjusted Value $631,257

Adjusted +$48,901 for 206 sqft more living space. Net adjustment: +$48,901.

1202 WALSH LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,927 sqft Built 1977
Raw Value $478,288
Adjusted Value $555,445

Adjusted +$79,524 for 335 sqft more living space and -$2,367 for being older. Net adjustment: +$77,157.

1202 LIME ROCK DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,769 sqft Built 1977
Raw Value $403,088
Adjusted Value $509,896

Adjusted +$117,031 for 493 sqft more living space and -$2,367 for being older and -$7,856 for no pool. Net adjustment: +$106,808.

1202 ABBEY RD, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,899 sqft Built 1976
Raw Value $527,081
Adjusted Value $613,252

Adjusted +$86,171 for 363 sqft more living space. Net adjustment: +$86,171.

The Neighborhood

This home is valued 8.5% above the R325576F - ROUND ROCK WEST/LAKE CREEK WEST/SHADOW BROOK median of $476,515. With 822 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 5.9% over the past year.

R325576F - ROUND ROCK WEST/LAKE CREEK WEST/SHADOW BROOK

typical
822 Properties
$476,515 Median Value
-5.9% YoY Change
5% Have Pool
96% Have Garage
This Home
$517,227
Median
$476,515

This home is +8.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,306 across all districts. With a homestead exemption claimed, that drops to $7,960 — saving $1,346 per year. That's $663 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%$4,619
Round RockCity0.3720%$1,924
Williamson CountyCounty0.3694%$1,911
Austin Community Collegespecial0.1034%$535
Williamson County FM/RdCounty0.0443%$229
Upper Brushy Creek WCIDWater0.0170%$88
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$9,306

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $566,117 would pay approximately $3,534 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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