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12607 MARIMBA TRL, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath870 sqftBuilt 1989

Property at a Glance

This home is estimated between $237,766 and $488,019, with a best estimate of $466,908. 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

$237,766 $488,019
Best Estimate
$466,908
WCAD Value
$435,759
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 $237,766 and $488,019. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12605 MARIMBA TRL, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 912 sqft Built 1990
Raw Value $418,587
Adjusted Value $388,412

Adjusted -$20,230 for 42 sqft less living space and -$9,945 for being older. Net adjustment: -$30,175.

12611 MARIMBA TRL, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 668 sqft Built 1989
Raw Value $369,609
Adjusted Value $466,908

Adjusted +$97,299 for 202 sqft more living space. Net adjustment: +$97,299.

12603 MARIMBA TRL, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 663 sqft Built 1990
Raw Value $391,801
Adjusted Value $481,563

Adjusted +$99,707 for 207 sqft more living space and -$9,945 for being older. Net adjustment: +$89,762.

12601 MARIMBA TRL, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 532 sqft Built 1990
Raw Value $335,157
Adjusted Value $488,019

Adjusted +$162,807 for 338 sqft more living space and -$9,945 for being older. Net adjustment: +$152,862.

12601 OLYMPIAD DR, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,034 sqft Built 1987
Raw Value $296,872
Adjusted Value $237,766

Adjusted -$78,995 for 164 sqft less living space and +$19,889 for being newer. Net adjustment: -$59,106.

The Neighborhood

This home is valued 30.0% 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

above average
358 Properties
$335,104 Median Value
-8.3% YoY Change
0% Have Pool
97% Have Garage
This Home
$435,759
Median
$335,104

This home is +30.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,599 across all districts. With a homestead exemption claimed, that drops to $6,268 — saving $1,331 per year. That's $522 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%$3,892
Williamson CountyCounty0.3694%$1,610
North Austin MUD #1MUD0.2165%$943
Austin Community Collegespecial0.1034%$451
Williamson County ESD #1 - Jollyville VFDESD0.1000%$436
Williamson County FM/RdCounty0.0443%$193
Upper Brushy Creek WCIDWater0.0170%$74
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7438%$7,599

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $466,908 would pay approximately $2,914 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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