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13001 MARIMBA TRL, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed1 bath926 sqftBuilt 1987

Property at a Glance

This home is estimated between $207,410 and $369,741, with a best estimate of $282,390. That places the property below the R390485G - Milwood Sec 28 & 29 median of $335,104, in a neighborhood that declined 8.3% over the past year.

Estimated Value Range

$207,410 $369,741
Best Estimate
$282,390
WCAD Value
$284,026
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 $207,410 and $369,741. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

13005 MARIMBA TRL, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 814 sqft Built 1987
Raw Value $315,793
Adjusted Value $369,741

Adjusted +$53,948 for 112 sqft more living space. Net adjustment: +$53,948.

12931 MARIMBA TRL, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 811 sqft Built 1987
Raw Value $267,320
Adjusted Value $322,713

Adjusted +$55,393 for 115 sqft more living space. Net adjustment: +$55,393.

13007 MARIMBA TRL, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 926 sqft Built 1987
Raw Value $282,390
Adjusted Value $282,390

This comparable closely matches the subject property's features.

12940 MODENA TRL, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,157 sqft Built 1986
Raw Value $308,732
Adjusted Value $207,410

Adjusted -$111,267 for 231 sqft less living space and +$9,945 for being newer. Net adjustment: -$101,322.

13009 MARIMBA TRL, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,054 sqft Built 1987
Raw Value $314,647
Adjusted Value $252,992

Adjusted -$61,655 for 128 sqft less living space. Net adjustment: -$61,655.

The Neighborhood

This home is valued 15.2% below the R390485G - Milwood Sec 28 & 29 median of $335,104. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 8.3% over the past year.

R390485G - Milwood Sec 28 & 29

below average
358 Properties
$335,104 Median Value
-8.3% YoY Change
0% Have Pool
97% Have Garage
This Home
$284,026
Median
$335,104

This home is -15.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $4,953 across all districts. With a homestead exemption claimed, that drops to $3,650 — saving $1,303 per year. That's $304 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%$2,537
Williamson CountyCounty0.3694%$1,049
North Austin MUD #1MUD0.2165%$615
Austin Community Collegespecial0.1034%$294
Williamson County ESD #1 - Jollyville VFDESD0.1000%$284
Williamson County FM/RdCounty0.0443%$126
Upper Brushy Creek WCIDWater0.0170%$48
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7438%$4,953

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $282,390 would pay approximately $1,763 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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