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4122 MOSS HOLLOW DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath2,296 sqftBuilt 1997

Property at a Glance

This home is estimated between $422,353 and $718,554, with a best estimate of $498,250. That places the property above the L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C median of $449,628, in a neighborhood that declined 2.9% over the past year.

Estimated Value Range

$422,353 $718,554
Best Estimate
$498,250
WCAD Value
$426,623
High Confidence

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

Based on 5 comparable properties in L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C, this home's estimated market value is between $422,353 and $718,554. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4110 MOSS HOLLOW DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,953 sqft Built 1998
Raw Value $424,792
Adjusted Value $517,813

Adjusted +$96,573 for 343 sqft more living space and -$3,552 for being older. Net adjustment: +$93,021.

4126 MOSS HOLLOW DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,295 sqft Built 1998
Raw Value $426,707
Adjusted Value $423,437

Adjusted +$282 for 1 sqft more living space and -$3,552 for being older. Net adjustment: -$3,270.

4112 MOSS HOLLOW DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,054 sqft Built 1998
Raw Value $433,666
Adjusted Value $498,250

Adjusted +$68,136 for 242 sqft more living space and -$3,552 for being older. Net adjustment: +$64,584.

4113 MOSS HOLLOW DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,365 sqft Built 1997
Raw Value $441,780
Adjusted Value $422,353

Adjusted -$19,427 for 69 sqft less living space. Net adjustment: -$19,427.

4117 MOSS HOLLOW DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,740 sqft Built 1998
Raw Value $565,561
Adjusted Value $718,554

Adjusted +$156,545 for 556 sqft more living space and -$3,552 for being older. Net adjustment: +$152,993.

The Neighborhood

This home is valued 5.1% below the L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C median of $449,628. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 2.9% over the past year.

L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C

typical
904 Properties
$449,628 Median Value
-2.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$426,623
Median
$449,628

This home is -5.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,251 across all districts. With a homestead exemption claimed, that drops to $6,651 — saving $1,600 per year. That's $554 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
Leander ISDSchool1.0869%$4,637
Williamson CountyCounty0.3694%$1,576
Vista Oaks MUDMUD0.2131%$909
Austin Community Collegespecial0.1034%$441
Williamson County ESD #9 - Round RockESD0.0999%$426
Williamson County FM/RdCounty0.0443%$189
Upper Brushy Creek WCIDWater0.0170%$73
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9341%$8,251

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $498,250 would pay approximately $3,110 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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