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

1917 TAWAKONI DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed3 bath1,860 sqftBuilt 2014

Property at a Glance

This home is estimated between $345,978 and $563,754, with a best estimate of $390,994. That places the property below the R631414D - WARNER RANCH median of $436,007, in a neighborhood that declined 3.2% over the past year.

Estimated Value Range

$345,978 $563,754
Best Estimate
$390,994
WCAD Value
$546,476
High Confidence

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

Based on 5 comparable properties in R631414D - WARNER RANCH, this home's estimated market value is between $345,978 and $563,754. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1933 TAWAKONI DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,887 sqft Built 2015
Raw Value $553,620
Adjusted Value $557,243

Adjusted -$6,489 for 27 sqft less living space and +$10,112 for being newer. Net adjustment: +$3,623.

1938 TAWAKONI DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,069 sqft Built 2015
Raw Value $431,112
Adjusted Value $390,994

Adjusted -$50,230 for 209 sqft less living space and +$10,112 for being newer. Net adjustment: -$40,118.

1937 TAWAKONI DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,351 sqft Built 2015
Raw Value $454,510
Adjusted Value $346,617

Adjusted -$118,005 for 491 sqft less living space and +$10,112 for being newer. Net adjustment: -$107,893.

1925 TAWAKONI DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,572 sqft Built 2015
Raw Value $484,425
Adjusted Value $563,754

Adjusted +$69,217 for 288 sqft more living space and +$10,112 for being newer. Net adjustment: +$79,329.

1921 TAWAKONI DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,233 sqft Built 2015
Raw Value $425,511
Adjusted Value $345,978

Adjusted -$89,645 for 373 sqft less living space and +$10,112 for being newer. Net adjustment: -$79,533.

The Neighborhood

This home is valued 25.3% above the R631414D - WARNER RANCH median of $436,007. With 275 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 3.2% over the past year.

R631414D - WARNER RANCH

above average
275 Properties
$436,007 Median Value
-3.2% YoY Change
0% Have Pool
97% Have Garage
This Home
$546,476
Median
$436,007

This home is +25.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,833 across all districts. With a homestead exemption claimed, that drops to $8,481 — saving $1,352 per year. That's $707 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%$4,881
Round RockCity0.3720%$2,033
Williamson CountyCounty0.3694%$2,019
Austin Community Collegespecial0.1034%$565
Williamson County FM/RdCounty0.0443%$242
Upper Brushy Creek WCIDWater0.0170%$93
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$9,833

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $390,994 would pay approximately $2,441 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