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16803 WILLOW OAK LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,759 sqftBuilt 1999

Property at a Glance

This home is estimated between $164,463 and $722,594, with a best estimate of $326,124. 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

$164,463 $722,594
Best Estimate
$326,124
WCAD Value
$526,765
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 $164,463 and $722,594. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

16801 WILLOW OAK LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,213 sqft Built 1999
Raw Value $464,682
Adjusted Value $646,852

Adjusted +$182,170 for 546 sqft more living space. Net adjustment: +$182,170.

16805 WILLOW OAK LN, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,350 sqft Built 1999
Raw Value $586,133
Adjusted Value $722,594

Adjusted +$136,461 for 409 sqft more living space. Net adjustment: +$136,461.

16807 WILLOW OAK LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,182 sqft Built 1998
Raw Value $466,161
Adjusted Value $326,124

Adjusted -$141,132 for 423 sqft less living space and +$1,095 for being newer. Net adjustment: -$140,037.

16707 WILLOW OAK LN, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,214 sqft Built 1998
Raw Value $468,452
Adjusted Value $317,739

Adjusted -$151,808 for 455 sqft less living space and +$1,095 for being newer. Net adjustment: -$150,713.

8416 SEA ASH CIR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 2 bath 3,062 sqft Built 1999
Raw Value $599,203
Adjusted Value $164,463

Adjusted -$434,740 for 1,303 sqft less living space. Net adjustment: -$434,740.

The Neighborhood

This home is in line with the R292598D - Stone Canyon - Weekley & Newmark median of $523,036. Note that values in this subdivision declined 5.2% over the past year.

R292598D - Stone Canyon - Weekley & Newmark

typical
952 Properties
$523,036 Median Value
-5.2% YoY Change
1% Have Pool
99% Have Garage
This Home
$526,765
Median
$523,036

This home is +0.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,993 across all districts. With a homestead exemption claimed, that drops to $7,646 — saving $1,347 per year. That's $637 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%$4,705
Williamson CountyCounty0.3694%$1,946
Fern Bluff MUDMUD0.1800%$948
Austin Community Collegespecial0.1034%$545
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$527
Williamson County FM/RdCounty0.0443%$234
Upper Brushy Creek WCIDWater0.0170%$90
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$8,993

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $326,124 would pay approximately $2,036 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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