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4126 MOSS HOLLOW DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,295 sqftBuilt 1998

Property at a Glance

This home is estimated between $425,623 and $525,211, with a best estimate of $501,521. 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

$425,623 $525,211
Best Estimate
$501,521
WCAD Value
$426,707
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 $425,623 and $525,211. 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 $521,084

Adjusted +$96,292 for 342 sqft more living space. Net adjustment: +$96,292.

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 $501,521

Adjusted +$67,855 for 241 sqft more living space. Net adjustment: +$67,855.

4122 MOSS HOLLOW DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,296 sqft Built 1997
Raw Value $426,623
Adjusted Value $429,893

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

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 $425,623

Adjusted -$19,709 for 70 sqft less living space and +$3,552 for being newer. Net adjustment: -$16,157.

4128 MOSS HOLLOW DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,924 sqft Built 2001
Raw Value $431,411
Adjusted Value $525,211

Adjusted +$104,457 for 371 sqft more living space and -$10,657 for being older. Net adjustment: +$93,800.

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
$426,707
Median
$449,628

This home is -5.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,253 across all districts. With a homestead exemption claimed, that drops to $6,652 — saving $1,601 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%$4,638
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%$8,253

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $501,521 would pay approximately $3,130 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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