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17729 BOX CANYON TER, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath2,200 sqftBuilt 1997

Property at a Glance

This home is estimated between $444,328 and $794,181, with a best estimate of $638,376. That places the property above the R292598D - Stone Canyon - Weekley & Newmark median of $523,036, in a neighborhood that declined 5.2% over the past year.

Estimated Value Range

$444,328 $794,181
Best Estimate
$638,376
WCAD Value
$457,955
Low Confidence

Based on 5 comparable properties(2 in the same subdivision)

There are 5 comparable properties within range, but few are in R292598D - Stone Canyon - Weekley & Newmark. The estimated range of $444,328 and $794,181 should be treated as a rough guide.

Comparable Properties (5)

4 bed 2 bath 2,177 sqft Built 1996
Raw Value $435,559
Adjusted Value $444,328

Adjusted +$7,674 for 23 sqft more living space and +$1,095 for being newer. Net adjustment: +$8,769.

4 bed 2 bath 2,100 sqft Built 1996
Raw Value $442,087
Adjusted Value $476,547

Adjusted +$33,365 for 100 sqft more living space and +$1,095 for being newer. Net adjustment: +$34,460.

8303 SUNBURST PKWY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,340 sqft Built 2000
Raw Value $777,120
Adjusted Value $727,124

Adjusted -$46,710 for 140 sqft less living space and -$3,286 for being older. Net adjustment: -$49,996.

4 bed 2 bath 2,263 sqft Built 1998
Raw Value $660,491
Adjusted Value $638,376

Adjusted -$21,020 for 63 sqft less living space and -$1,095 for being older. Net adjustment: -$22,115.

8310 SUNBURST PKWY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,047 sqft Built 2000
Raw Value $746,419
Adjusted Value $794,181

Adjusted +$51,048 for 153 sqft more living space and -$3,286 for being older. Net adjustment: +$47,762.

The Neighborhood

This home is valued 12.4% 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

typical
952 Properties
$523,036 Median Value
-5.2% YoY Change
1% Have Pool
99% Have Garage
This Home
$457,955
Median
$523,036

This home is -12.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,819 across all districts. With a homestead exemption claimed, that drops to $6,484 — saving $1,335 per year. That's $540 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%$4,090
Williamson CountyCounty0.3694%$1,692
Fern Bluff MUDMUD0.1800%$824
Austin Community Collegespecial0.1034%$474
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$458
Williamson County FM/RdCounty0.0443%$203
Upper Brushy Creek WCIDWater0.0170%$78
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$7,819

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $638,376 would pay approximately $3,985 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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