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3218 ARROYO BLUFF LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,343 sqftBuilt 2000

Property at a Glance

This home is estimated between $397,587 and $465,368, with a best estimate of $457,611. That places the property above 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

$397,587 $465,368
Best Estimate
$457,611
WCAD Value
$432,862
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 $397,587 and $465,368. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3216 ARROYO BLUFF LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,208 sqft Built 2000
Raw Value $370,105
Adjusted Value $397,587

Adjusted +$27,482 for 135 sqft more living space. Net adjustment: +$27,482.

3220 ARROYO BLUFF LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,512 sqft Built 2000
Raw Value $296,056
Adjusted Value $465,225

Adjusted +$169,169 for 831 sqft more living space. Net adjustment: +$169,169.

3217 ARROYO BLUFF LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,957 sqft Built 2000
Raw Value $379,032
Adjusted Value $457,611

Adjusted +$78,579 for 386 sqft more living space. Net adjustment: +$78,579.

3219 ARROYO BLUFF LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,208 sqft Built 2000
Raw Value $381,435
Adjusted Value $408,917

Adjusted +$27,482 for 135 sqft more living space. Net adjustment: +$27,482.

3215 ARROYO BLUFF LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,682 sqft Built 2000
Raw Value $330,806
Adjusted Value $465,368

Adjusted +$134,562 for 661 sqft more living space. Net adjustment: +$134,562.

The Neighborhood

This home is valued 17.6% above the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194. With 1,045 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 10.9% over the past year.

R107503F - PRESERVE AT STONE OAK - PH 3 & 4

above average
1,045 Properties
$368,194 Median Value
-10.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$432,862
Median
$368,194

This home is +17.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,788 across all districts. With a homestead exemption claimed, that drops to $6,458 — saving $1,330 per year. That's $538 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%$3,866
Round RockCity0.3720%$1,610
Williamson CountyCounty0.3694%$1,599
Austin Community Collegespecial0.1034%$448
Williamson County FM/RdCounty0.0443%$192
Upper Brushy Creek WCIDWater0.0170%$74
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,788

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $457,611 would pay approximately $2,856 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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