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3008 SUMAC CT, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath2,194 sqftBuilt 2005

Property at a Glance

This home is estimated between $421,780 and $896,997, with a best estimate of $782,548. 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

$421,780 $896,997
Best Estimate
$782,548
WCAD Value
$840,183
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 $421,780 and $896,997. 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 $896,997

Adjusted +$10,729 for 29 sqft more living space. Net adjustment: +$10,729.

3013 SUMAC CT, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2,854 sqft Built 2005
Raw Value $665,961
Adjusted Value $421,780

Adjusted -$244,181 for 660 sqft less living space. Net adjustment: -$244,181.

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 $782,548

Adjusted -$12,949 for 35 sqft less living space. Net adjustment: -$12,949.

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 $862,535

Adjusted -$20,348 for 55 sqft less living space. Net adjustment: -$20,348.

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 $530,414

Adjusted -$98,042 for 265 sqft less living space. Net adjustment: -$98,042.

The Neighborhood

This home is valued 12.0% 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

typical
1,049 Properties
$750,158 Median Value
+0.3% YoY Change
1% Have Pool
99% Have Garage
This Home
$840,183
Median
$750,158

This home is +12.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $15,117 across all districts. With a homestead exemption claimed, that drops to $13,712 — saving $1,405 per year. That's $1,143 per month a buyer should budget. The assessed value increased +4.6% vs the subdivision average of +0.3%. This above-average increase gives a protest opportunity score of 32 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$7,504
Round RockCity0.3720%$3,125
Williamson CountyCounty0.3694%$3,104
Austin Community Collegespecial0.1034%$869
Williamson County FM/RdCounty0.0443%$372
Upper Brushy Creek WCIDWater0.0170%$143
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$15,117
32 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $782,548 would pay approximately $4,885 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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