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16800 MARSALA SPRINGS DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,001 sqftBuilt 1998

Property at a Glance

This home is estimated between $594,381 and $760,917, with a best estimate of $670,963. That places the property above the R222592G - CAT HOLLOW ALL SECTIONS R4 median of $451,685, in a neighborhood that declined 6.9% over the past year.

Estimated Value Range

$594,381 $760,917
Best Estimate
$670,963
WCAD Value
$427,963
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $594,381 and $760,917. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

16721 MARSALA SPRINGS DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,746 sqft Built 1999
Raw Value $609,595
Adjusted Value $670,963

Adjusted +$68,834 for 255 sqft more living space and -$7,466 for being older. Net adjustment: +$61,368.

16519 AVARANCHE WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,594 sqft Built 2000
Raw Value $665,983
Adjusted Value $760,917

Adjusted +$109,865 for 407 sqft more living space and -$14,931 for being older. Net adjustment: +$94,934.

16507 AVARANCHE WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,444 sqft Built 2000
Raw Value $582,291
Adjusted Value $717,715

Adjusted +$150,355 for 557 sqft more living space and -$14,931 for being older. Net adjustment: +$135,424.

16550 AVARANCHE WAY, ROUND ROCK, TX 78681
0.00 mi 99% similar Same subdivision
4 bed 3 bath 2,351 sqft Built 2002
Raw Value $756,164
Adjusted Value $631,824

Adjusted -$94,478 for 350 sqft less living space and -$29,862 for being older. Net adjustment: -$124,340.

3 bed 2 bath 1,966 sqft Built 1981
Raw Value $458,018
Adjusted Value $594,381

Adjusted +$9,448 for 35 sqft more living space and +$126,915 for being newer. Net adjustment: +$136,363.

The Neighborhood

This home is valued 5.3% below the R222592G - CAT HOLLOW ALL SECTIONS R4 median of $451,685. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 6.9% over the past year.

R222592G - CAT HOLLOW ALL SECTIONS R4

typical
1,233 Properties
$451,685 Median Value
-6.9% YoY Change
1% Have Pool
100% Have Garage
This Home
$427,963
Median
$451,685

This home is -5.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,192 across all districts. With a homestead exemption claimed, that drops to $6,862 — saving $1,330 per year. That's $572 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%$3,822
Brushy Creek MUDMUD0.3868%$1,656
Williamson CountyCounty0.3694%$1,581
Austin Community Collegespecial0.1034%$443
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$428
Williamson County FM/RdCounty0.0443%$190
Upper Brushy Creek WCIDWater0.0170%$73
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$8,192

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $670,963 would pay approximately $4,188 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 4/19/2026.

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