Beta Williamson County, TX only — data and coverage are limited during early access.

3240 ARROYO BLUFF LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,748 sqftBuilt 2002

Property at a Glance

This home is estimated between $255,053 and $338,358, with a best estimate of $284,081. That places the property below the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194, in a neighborhood that declined 10.9% over the past year.

Estimated Value Range

$255,053 $338,358
Best Estimate
$284,081
WCAD Value
$342,198
High Confidence

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

Based on 5 comparable properties in R107503F - PRESERVE AT STONE OAK - PH 3 & 4, this home's estimated market value is between $255,053 and $338,358. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3238 ARROYO BLUFF LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,228 sqft Built 2003
Raw Value $379,139
Adjusted Value $282,825

Adjusted -$97,715 for 480 sqft less living space and +$1,401 for being newer. Net adjustment: -$96,314.

3242 ARROYO BLUFF LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,598 sqft Built 2002
Raw Value $307,822
Adjusted Value $338,358

Adjusted +$30,536 for 150 sqft more living space. Net adjustment: +$30,536.

3241 ARROYO BLUFF LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,257 sqft Built 2002
Raw Value $387,700
Adjusted Value $284,081

Adjusted -$103,619 for 509 sqft less living space. Net adjustment: -$103,619.

3244 ARROYO BLUFF LN, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,363 sqft Built 2002
Raw Value $380,250
Adjusted Value $255,053

Adjusted -$125,197 for 615 sqft less living space. Net adjustment: -$125,197.

3236 ARROYO BLUFF LN, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,953 sqft Built 2002
Raw Value $376,284
Adjusted Value $334,552

Adjusted -$41,732 for 205 sqft less living space. Net adjustment: -$41,732.

The Neighborhood

This home is valued 7.1% below the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 10.9% over the past year.

R107503F - PRESERVE AT STONE OAK - PH 3 & 4

typical
1,045 Properties
$368,194 Median Value
-10.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$342,198
Median
$368,194

This home is -7.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,157 across all districts. With a homestead exemption claimed, that drops to $4,844 — saving $1,313 per year. That's $404 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%$3,056
Round RockCity0.3720%$1,273
Williamson CountyCounty0.3694%$1,264
Austin Community Collegespecial0.1034%$354
Williamson County FM/RdCounty0.0443%$152
Upper Brushy Creek WCIDWater0.0170%$58
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,157

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $284,081 would pay approximately $1,773 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.

View full property details