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4124 MOCHA TRL, AUSTIN, TX 78728

AUSTIN, 78728 — williamson County

4 bed2 bath1,688 sqftBuilt 1997

Property at a Glance

This home is estimated between $253,594 and $517,349, with a best estimate of $282,968. That places the property above 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

$253,594 $517,349
Best Estimate
$282,968
WCAD Value
$338,444
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 $253,594 and $517,349. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4200 MOCHA TRL, AUSTIN, TX 78728
0.01 mi 100% similar Same subdivision
4 bed 2 bath 2,205 sqft Built 1997
Raw Value $370,628
Adjusted Value $259,104

Adjusted -$111,524 for 517 sqft less living space. Net adjustment: -$111,524.

4120 MOCHA TRL, AUSTIN, TX 78728
0.01 mi 100% similar Same subdivision
4 bed 2 bath 2,212 sqft Built 1997
Raw Value $366,628
Adjusted Value $253,594

Adjusted -$113,034 for 524 sqft less living space. Net adjustment: -$113,034.

4116 MOCHA TRL, AUSTIN, TX 78728
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,709 sqft Built 1997
Raw Value $375,288
Adjusted Value $370,758

Adjusted -$4,530 for 21 sqft less living space. Net adjustment: -$4,530.

4204 MOCHA TRL, AUSTIN, TX 78728
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,003 sqft Built 1997
Raw Value $350,918
Adjusted Value $282,968

Adjusted -$67,950 for 315 sqft less living space. Net adjustment: -$67,950.

4121 MOCHA TRL, AUSTIN, TX 78728
0.03 mi 100% similar Same subdivision
4 bed 2 bath 987 sqft Built 1997
Raw Value $366,134
Adjusted Value $517,349

Adjusted +$151,215 for 701 sqft more living space. Net adjustment: +$151,215.

The Neighborhood

This home is valued 20.3% 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
$338,444
Median
$281,358

This home is +20.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $5,981 across all districts. With a homestead exemption claimed, that drops to $4,668 — saving $1,313 per year. That's $389 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%$3,023
Williamson CountyCounty0.3694%$1,250
Wells Branch MUDMUD0.2400%$812
Austin Community Collegespecial0.1034%$350
Williamson County ESD #9 - Round RockESD0.0999%$338
Williamson County FM/RdCounty0.0443%$150
Upper Brushy Creek WCIDWater0.0170%$58
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7672%$5,981

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $282,968 would pay approximately $1,766 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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