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2515 WILLOW WAY, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,546 sqftBuilt 1998

Property at a Glance

This home is estimated between $257,213 and $522,518, with a best estimate of $371,544. That places the property above the R510485H - SOUTHCREEK median of $335,905, in a neighborhood that declined 4.2% over the past year.

Estimated Value Range

$257,213 $522,518
Best Estimate
$371,544
WCAD Value
$344,830
High Confidence

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

Based on 5 comparable properties in R510485H - SOUTHCREEK, this home's estimated market value is between $257,213 and $522,518. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3104 WILLOW CV, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,032 sqft Built 1998
Raw Value $400,228
Adjusted Value $522,518

Adjusted +$122,290 for 514 sqft more living space. Net adjustment: +$122,290.

2407 WILLOW WAY, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,070 sqft Built 1997
Raw Value $298,002
Adjusted Value $412,725

Adjusted +$113,249 for 476 sqft more living space and +$1,474 for being newer. Net adjustment: +$114,723.

3105 WILLOW CV, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,209 sqft Built 1998
Raw Value $291,365
Adjusted Value $371,544

Adjusted +$80,179 for 337 sqft more living space. Net adjustment: +$80,179.

2420 WILLOW WAY, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,593 sqft Built 1998
Raw Value $348,266
Adjusted Value $337,084

Adjusted -$11,182 for 47 sqft less living space. Net adjustment: -$11,182.

2414 WILLOW WAY, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,039 sqft Built 1998
Raw Value $374,507
Adjusted Value $257,213

Adjusted -$117,294 for 493 sqft less living space. Net adjustment: -$117,294.

The Neighborhood

This home is valued 2.7% above the R510485H - SOUTHCREEK median of $335,905. With 1,020 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.2% over the past year.

R510485H - SOUTHCREEK

typical
1,020 Properties
$335,905 Median Value
-4.2% YoY Change
1% Have Pool
97% Have Garage
This Home
$344,830
Median
$335,905

This home is +2.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,204 across all districts. With a homestead exemption claimed, that drops to $4,890 — saving $1,314 per year. That's $408 per month a buyer should budget. The assessed value increased +2.3% vs the subdivision average of -4.2%. This above-average increase gives a protest opportunity score of 33 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,080
Round RockCity0.3720%$1,283
Williamson CountyCounty0.3694%$1,274
Austin Community Collegespecial0.1034%$357
Williamson County FM/RdCounty0.0443%$153
Upper Brushy Creek WCIDWater0.0170%$59
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,204
33 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $371,544 would pay approximately $2,319 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 4/19/2026.

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