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12405 SPARKLING CREEK CIR, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath1,807 sqftBuilt 1981

Property at a Glance

This home is estimated between $414,811 and $509,536, with a best estimate of $488,170. That places the property above the R373380F - Springwoods South of Anderson Mill median of $428,261, in a neighborhood that declined 1.5% over the past year.

Estimated Value Range

$414,811 $509,536
Best Estimate
$488,170
WCAD Value
$480,500
High Confidence

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

Based on 5 comparable properties in R373380F - Springwoods South of Anderson Mill, this home's estimated market value is between $414,811 and $509,536. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12407 SPARKLING CREEK CIR, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 1,468 sqft Built 1981
Raw Value $399,790
Adjusted Value $490,327

Adjusted +$90,537 for 339 sqft more living space. Net adjustment: +$90,537.

12403 SPARKLING CREEK CI, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
2 bed 2 bath 1,445 sqft Built 1981
Raw Value $391,490
Adjusted Value $488,170

Adjusted +$96,680 for 362 sqft more living space. Net adjustment: +$96,680.

12404 SPARKLING CREEK CI, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,512 sqft Built 1983
Raw Value $407,859
Adjusted Value $509,536

Adjusted +$78,786 for 295 sqft more living space and +$22,891 for being newer. Net adjustment: +$101,677.

8911 BUBBLING SPRINGS TRL, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,777 sqft Built 1980
Raw Value $418,245
Adjusted Value $414,811

Adjusted +$8,012 for 30 sqft more living space and -$11,446 for being older. Net adjustment: -$3,434.

8913 BUBBLING SPRINGS TRL, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,748 sqft Built 1980
Raw Value $412,058
Adjusted Value $416,369

Adjusted +$15,757 for 59 sqft more living space and -$11,446 for being older. Net adjustment: +$4,311.

The Neighborhood

This home is valued 12.2% above the R373380F - Springwoods South of Anderson Mill median of $428,261. With 81 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 1.5% over the past year.

R373380F - Springwoods South of Anderson Mill

typical
81 Properties
$428,261 Median Value
-1.5% YoY Change
3% Have Pool
95% Have Garage
This Home
$480,500
Median
$428,261

This home is +12.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,376 across all districts. With a homestead exemption claimed, that drops to $7,533 — saving $1,843 per year. That's $628 per month a buyer should budget. The assessed value increased +5.3% vs the subdivision average of -1.5%. This above-average increase gives a protest opportunity score of 39 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,291
AustinCity0.5240%$2,518
Williamson CountyCounty0.3694%$1,775
Austin Community Collegespecial0.1034%$497
Williamson County FM/RdCounty0.0443%$213
Upper Brushy Creek WCIDWater0.0170%$82
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$9,376
39 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $488,170 would pay approximately $3,047 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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