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3004 SUMAC CT, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath2,080 sqftBuilt 2005

Property at a Glance

This home is estimated between $488,237 and $905,373, with a best estimate of $820,358. That places the property above the R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5 median of $750,158, in a neighborhood that appreciated 0.3% over the past year.

Estimated Value Range

$488,237 $905,373
Best Estimate
$820,358
WCAD Value
$867,238
High Confidence

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

Based on 5 comparable properties in R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5, this home's estimated market value is between $488,237 and $905,373. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3001 SUMAC CT, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,165 sqft Built 2005
Raw Value $886,268
Adjusted Value $854,820

Adjusted -$31,448 for 85 sqft less living space. Net adjustment: -$31,448.

3009 SUMAC CT, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
5 bed 3 bath 2,229 sqft Built 2005
Raw Value $795,497
Adjusted Value $740,371

Adjusted -$55,126 for 149 sqft less living space. Net adjustment: -$55,126.

3000 SUMAC CT, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,249 sqft Built 2005
Raw Value $882,883
Adjusted Value $820,358

Adjusted -$62,525 for 169 sqft less living space. Net adjustment: -$62,525.

3016 SUMAC CT, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,459 sqft Built 2005
Raw Value $628,456
Adjusted Value $488,237

Adjusted -$140,219 for 379 sqft less living space. Net adjustment: -$140,219.

3017 SUMAC CT, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,087 sqft Built 2005
Raw Value $907,963
Adjusted Value $905,373

Adjusted -$2,590 for 7 sqft less living space. Net adjustment: -$2,590.

The Neighborhood

This home is valued 15.6% above the R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5 median of $750,158. With 1,049 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 0.3% over the past year.

R102606C - SENDERO SPRINGS / BEHREN'S RANCH R5

above average
1,049 Properties
$750,158 Median Value
+0.3% YoY Change
1% Have Pool
99% Have Garage
This Home
$867,238
Median
$750,158

This home is +15.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $15,604 across all districts. With a homestead exemption claimed, that drops to $14,193 — saving $1,411 per year. That's $1,183 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%$7,745
Round RockCity0.3720%$3,226
Williamson CountyCounty0.3694%$3,204
Austin Community Collegespecial0.1034%$897
Williamson County FM/RdCounty0.0443%$384
Upper Brushy Creek WCIDWater0.0170%$147
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$15,604

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $820,358 would pay approximately $5,121 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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