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8405 GLEN CANYON DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,160 sqftBuilt 1989

Property at a Glance

This home is estimated between $355,569 and $536,389, with a best estimate of $520,554. That places the property above the R270588F - Fern Bluff Sec 1,1A,1B,2,2 (AMD) median of $453,749, in a neighborhood that declined 4.0% over the past year.

Estimated Value Range

$355,569 $536,389
Best Estimate
$520,554
WCAD Value
$459,083
High Confidence

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

Based on 5 comparable properties in R270588F - Fern Bluff Sec 1,1A,1B,2,2 (AMD), this home's estimated market value is between $355,569 and $536,389. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8412 GLEN CANYON DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,114 sqft Built 1988
Raw Value $500,214
Adjusted Value $520,554

Adjusted +$18,400 for 46 sqft more living space and +$1,940 for being newer. Net adjustment: +$20,340.

8332 GLEN CANYON DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,056 sqft Built 1991
Raw Value $485,991
Adjusted Value $523,710

Adjusted +$41,599 for 104 sqft more living space and -$3,880 for being older. Net adjustment: +$37,719.

8344 GLEN CANYON DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,055 sqft Built 1987
Raw Value $309,690
Adjusted Value $355,569

Adjusted +$41,999 for 105 sqft more living space and +$3,880 for being newer. Net adjustment: +$45,879.

8415 GLEN CANYON DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,125 sqft Built 1988
Raw Value $466,657
Adjusted Value $482,597

Adjusted +$14,000 for 35 sqft more living space and +$1,940 for being newer. Net adjustment: +$15,940.

8311 GLEN CANYON DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 946 sqft Built 1991
Raw Value $454,671
Adjusted Value $536,389

Adjusted +$85,598 for 214 sqft more living space and -$3,880 for being older. Net adjustment: +$81,718.

The Neighborhood

This home is valued 1.2% above the R270588F - Fern Bluff Sec 1,1A,1B,2,2 (AMD) median of $453,749. With 421 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.0% over the past year.

R270588F - Fern Bluff Sec 1,1A,1B,2,2 (AMD)

typical
421 Properties
$453,749 Median Value
-4.0% YoY Change
1% Have Pool
100% Have Garage
This Home
$459,083
Median
$453,749

This home is +1.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,838 across all districts. With a homestead exemption claimed, that drops to $6,503 — saving $1,335 per year. That's $542 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%$4,100
Williamson CountyCounty0.3694%$1,696
Fern Bluff MUDMUD0.1800%$826
Austin Community Collegespecial0.1034%$475
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$459
Williamson County FM/RdCounty0.0443%$204
Upper Brushy Creek WCIDWater0.0170%$78
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$7,838

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $520,554 would pay approximately $3,249 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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