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16808 MOUSE TRAP DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath3,180 sqftBuilt 1996

Property at a Glance

This home is estimated between $956,838 and $1,354,645, with a best estimate of $1,140,640. That places the property above the R224599C - Cat Hollow Sec A Ph 3 median of $778,705, in a neighborhood that appreciated 6.9% over the past year.

Estimated Value Range

$956,838 $1,354,645
Best Estimate
$1,140,640
WCAD Value
$752,707
High Confidence

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

Based on 5 comparable properties in R224599C - Cat Hollow Sec A Ph 3, this home's estimated market value is between $956,838 and $1,354,645. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

16927 MOUSE TRAP DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,193 sqft Built 1996
Raw Value $995,698
Adjusted Value $1,354,645

Adjusted +$358,947 for 987 sqft more living space. Net adjustment: +$358,947.

16919 MOUSE TRAP DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,991 sqft Built 1996
Raw Value $764,589
Adjusted Value $1,140,640

Adjusted +$432,409 for 1,189 sqft more living space and -$56,358 for no pool. Net adjustment: +$376,051.

16934 MOUSE TRAP DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,291 sqft Built 1996
Raw Value $908,188
Adjusted Value $1,231,495

Adjusted +$323,307 for 889 sqft more living space. Net adjustment: +$323,307.

16819 MOUSE TRAP DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,299 sqft Built 1995
Raw Value $813,301
Adjusted Value $1,133,366

Adjusted +$320,398 for 881 sqft more living space and -$333 for being older. Net adjustment: +$320,065.

16818 MOUSE TRAP DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,283 sqft Built 1996
Raw Value $630,622
Adjusted Value $956,838

Adjusted +$326,216 for 897 sqft more living space. Net adjustment: +$326,216.

The Neighborhood

This home is valued 3.3% below the R224599C - Cat Hollow Sec A Ph 3 median of $778,705. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 6.9% over the past year.

R224599C - Cat Hollow Sec A Ph 3

typical
143 Properties
$778,705 Median Value
+6.9% YoY Change
4% Have Pool
100% Have Garage
This Home
$752,707
Median
$778,705

This home is -3.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $13,886 across all districts. With a homestead exemption claimed, that drops to $12,501 — saving $1,385 per year. That's $1,042 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%$6,479
Brushy Creek MUDMUD0.3868%$2,806
Williamson CountyCounty0.3694%$2,680
Austin Community Collegespecial0.1034%$750
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$725
Williamson County FM/RdCounty0.0443%$322
Upper Brushy Creek WCIDWater0.0170%$123
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$13,886

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,140,640 would pay approximately $7,120 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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