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4121 MOCHA TRL, AUSTIN, TX 78728

AUSTIN, 78728 — williamson County

4 bed2 bath987 sqftBuilt 1997

Property at a Glance

This home is estimated between $172,764 and $353,396, with a best estimate of $188,016. That places the property below the R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN median of $281,358, in a neighborhood that declined 9.6% over the past year.

Estimated Value Range

$172,764 $353,396
Best Estimate
$188,016
WCAD Value
$366,134
High Confidence

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

Based on 5 comparable properties in R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN, this home's estimated market value is between $172,764 and $353,396. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4201 MOCHA TRL, AUSTIN, TX 78728
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,709 sqft Built 1997
Raw Value $343,761
Adjusted Value $188,016

Adjusted -$155,745 for 722 sqft less living space. Net adjustment: -$155,745.

4124 MOCHA TRL, AUSTIN, TX 78728
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,688 sqft Built 1997
Raw Value $338,444
Adjusted Value $187,229

Adjusted -$151,215 for 701 sqft less living space. Net adjustment: -$151,215.

4116 MOCHA TRL, AUSTIN, TX 78728
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,709 sqft Built 1997
Raw Value $375,288
Adjusted Value $219,543

Adjusted -$155,745 for 722 sqft less living space. Net adjustment: -$155,745.

4209 MOCHA TRL, AUSTIN, TX 78728
0.05 mi 100% similar Same subdivision
4 bed 2 bath 1,275 sqft Built 1997
Raw Value $415,521
Adjusted Value $353,396

Adjusted -$62,125 for 288 sqft less living space. Net adjustment: -$62,125.

4208 MOCHA TRL, AUSTIN, TX 78728
0.06 mi 100% similar Same subdivision
4 bed 2 bath 1,688 sqft Built 1997
Raw Value $323,979
Adjusted Value $172,764

Adjusted -$151,215 for 701 sqft less living space. Net adjustment: -$151,215.

The Neighborhood

This home is valued 30.1% above the R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN median of $281,358. With 1,006 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.6% over the past year.

R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN

above average
1,006 Properties
$281,358 Median Value
-9.6% YoY Change
2% Have Pool
84% Have Garage
This Home
$366,134
Median
$281,358

This home is +30.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,470 across all districts. With a homestead exemption claimed, that drops to $5,152 — saving $1,318 per year. That's $429 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%$3,270
Williamson CountyCounty0.3694%$1,353
Wells Branch MUDMUD0.2400%$879
Austin Community Collegespecial0.1034%$379
Williamson County ESD #9 - Round RockESD0.0999%$366
Williamson County FM/RdCounty0.0443%$162
Upper Brushy Creek WCIDWater0.0170%$62
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7672%$6,470

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $188,016 would pay approximately $1,174 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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