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16813 WILLOW OAK LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,839 sqftBuilt 1999

Property at a Glance

This home is estimated between $352,816 and $615,297, with a best estimate of $421,721. That places the property below the R292598D - Stone Canyon - Weekley & Newmark median of $523,036, in a neighborhood that declined 5.2% over the past year.

Estimated Value Range

$352,816 $615,297
Best Estimate
$421,721
WCAD Value
$431,577
High Confidence

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

Based on 5 comparable properties in R292598D - Stone Canyon - Weekley & Newmark, this home's estimated market value is between $352,816 and $615,297. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

16811 WILLOW OAK LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,122 sqft Built 1998
Raw Value $457,583
Adjusted Value $364,256

Adjusted -$94,422 for 283 sqft less living space and +$1,095 for being newer. Net adjustment: -$93,327.

16815 WILLOW OAK LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,918 sqft Built 1999
Raw Value $448,079
Adjusted Value $421,721

Adjusted -$26,358 for 79 sqft less living space. Net adjustment: -$26,358.

16809 WILLOW OAK LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,718 sqft Built 1999
Raw Value $533,773
Adjusted Value $574,144

Adjusted +$40,371 for 121 sqft more living space. Net adjustment: +$40,371.

16901 WILLOW OAK LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,543 sqft Built 1998
Raw Value $515,443
Adjusted Value $615,297

Adjusted +$98,759 for 296 sqft more living space and +$1,095 for being newer. Net adjustment: +$99,854.

16807 WILLOW OAK LN, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,182 sqft Built 1998
Raw Value $466,161
Adjusted Value $352,816

Adjusted -$114,440 for 343 sqft less living space and +$1,095 for being newer. Net adjustment: -$113,345.

The Neighborhood

This home is valued 17.5% below the R292598D - Stone Canyon - Weekley & Newmark median of $523,036. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 5.2% over the past year.

R292598D - Stone Canyon - Weekley & Newmark

below average
952 Properties
$523,036 Median Value
-5.2% YoY Change
1% Have Pool
99% Have Garage
This Home
$431,577
Median
$523,036

This home is -17.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,368 across all districts. With a homestead exemption claimed, that drops to $6,038 — saving $1,330 per year. That's $503 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%$3,854
Williamson CountyCounty0.3694%$1,594
Fern Bluff MUDMUD0.1800%$777
Austin Community Collegespecial0.1034%$446
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$432
Williamson County FM/RdCounty0.0443%$191
Upper Brushy Creek WCIDWater0.0170%$73
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$7,368

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $421,721 would pay approximately $2,632 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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