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12711 MARIMBA TRL, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath670 sqftBuilt 1989

Property at a Glance

This home is estimated between $247,216 and $350,659, with a best estimate of $336,459. That places the property above the R390485G - Milwood Sec 28 & 29 median of $335,104, in a neighborhood that declined 8.3% over the past year.

Estimated Value Range

$247,216 $350,659
Best Estimate
$336,459
WCAD Value
$357,439
High Confidence

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

Based on 5 comparable properties in R390485G - Milwood Sec 28 & 29, this home's estimated market value is between $247,216 and $350,659. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12713 MARIMBA TRL, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 699 sqft Built 1989
Raw Value $364,628
Adjusted Value $350,659

Adjusted -$13,969 for 29 sqft less living space. Net adjustment: -$13,969.

12709 MARIMBA TRL, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 787 sqft Built 1989
Raw Value $392,815
Adjusted Value $336,459

Adjusted -$56,356 for 117 sqft less living space. Net adjustment: -$56,356.

12715 MARIMBA TRL, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 787 sqft Built 1989
Raw Value $397,621
Adjusted Value $341,265

Adjusted -$56,356 for 117 sqft less living space. Net adjustment: -$56,356.

12707 MARIMBA TRL, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 772 sqft Built 1987
Raw Value $276,458
Adjusted Value $247,216

Adjusted -$49,131 for 102 sqft less living space and +$19,889 for being newer. Net adjustment: -$29,242.

12705 MARIMBA TRL, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 710 sqft Built 1990
Raw Value $334,464
Adjusted Value $305,252

Adjusted -$19,267 for 40 sqft less living space and -$9,945 for being older. Net adjustment: -$29,212.

The Neighborhood

This home is valued 6.7% above the R390485G - Milwood Sec 28 & 29 median of $335,104. With 358 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 8.3% over the past year.

R390485G - Milwood Sec 28 & 29

typical
358 Properties
$335,104 Median Value
-8.3% YoY Change
0% Have Pool
97% Have Garage
This Home
$357,439
Median
$335,104

This home is +6.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,233 across all districts. With a homestead exemption claimed, that drops to $4,917 — saving $1,316 per year. That's $410 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%$3,192
Williamson CountyCounty0.3694%$1,321
North Austin MUD #1MUD0.2165%$774
Austin Community Collegespecial0.1034%$370
Williamson County ESD #1 - Jollyville VFDESD0.1000%$357
Williamson County FM/RdCounty0.0443%$158
Upper Brushy Creek WCIDWater0.0170%$61
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7438%$6,233

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $336,459 would pay approximately $2,100 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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