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4120 MOCHA TRL, AUSTIN, TX 78728

AUSTIN, 78728 — williamson County

4 bed2 bath2,212 sqftBuilt 1997

Property at a Glance

This home is estimated between $344,882 and $483,792, with a best estimate of $393,371. 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

$344,882 $483,792
Best Estimate
$393,371
WCAD Value
$366,628
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 $344,882 and $483,792. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4116 MOCHA TRL, AUSTIN, TX 78728
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,709 sqft Built 1997
Raw Value $375,288
Adjusted Value $483,792

Adjusted +$108,504 for 503 sqft more living space. Net adjustment: +$108,504.

4124 MOCHA TRL, AUSTIN, TX 78728
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,688 sqft Built 1997
Raw Value $338,444
Adjusted Value $451,478

Adjusted +$113,034 for 524 sqft more living space. Net adjustment: +$113,034.

4112 MOCHA TRL, AUSTIN, TX 78728
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,404 sqft Built 1997
Raw Value $386,299
Adjusted Value $344,882

Adjusted -$41,417 for 192 sqft less living space. Net adjustment: -$41,417.

4200 MOCHA TRL, AUSTIN, TX 78728
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,205 sqft Built 1997
Raw Value $370,628
Adjusted Value $372,138

Adjusted +$1,510 for 7 sqft more living space. Net adjustment: +$1,510.

4117 MOCHA TRL, AUSTIN, TX 78728
0.03 mi 100% similar Same subdivision
4 bed 2 bath 2,003 sqft Built 1996
Raw Value $354,254
Adjusted Value $393,371

Adjusted +$45,084 for 209 sqft more living space and +$1,559 for being newer and -$7,526 for no pool. Net adjustment: +$39,117.

The Neighborhood

This home is valued 30.3% 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
$366,628
Median
$281,358

This home is +30.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,479 across all districts. With a homestead exemption claimed, that drops to $5,161 — saving $1,318 per year. That's $430 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%$3,274
Williamson CountyCounty0.3694%$1,354
Wells Branch MUDMUD0.2400%$880
Austin Community Collegespecial0.1034%$379
Williamson County ESD #9 - Round RockESD0.0999%$366
Williamson County FM/RdCounty0.0443%$163
Upper Brushy Creek WCIDWater0.0170%$62
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7672%$6,479

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $393,371 would pay approximately $2,455 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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