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8321 GLEN CANYON DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,065 sqftBuilt 1987

Property at a Glance

This home is estimated between $313,690 and $494,511, with a best estimate of $478,674. 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

$313,690 $494,511
Best Estimate
$478,674
WCAD Value
$370,552
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 $313,690 and $494,511. 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 $478,674

Adjusted -$19,600 for 49 sqft less living space and -$1,940 for being older. Net adjustment: -$21,540.

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 $481,832

Adjusted +$3,600 for 9 sqft more living space and -$7,759 for being older. Net adjustment: -$4,159.

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 $313,690

Adjusted +$4,000 for 10 sqft more living space. Net adjustment: +$4,000.

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 $440,718

Adjusted -$23,999 for 60 sqft less living space and -$1,940 for being older. Net adjustment: -$25,939.

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 $494,511

Adjusted +$47,599 for 119 sqft more living space and -$7,759 for being older. Net adjustment: +$39,840.

The Neighborhood

This home is valued 18.3% below the R270588F - Fern Bluff Sec 1,1A,1B,2,2 (AMD) median of $453,749. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 4.0% over the past year.

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

below average
421 Properties
$453,749 Median Value
-4.0% YoY Change
1% Have Pool
100% Have Garage
This Home
$370,552
Median
$453,749

This home is -18.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,326 across all districts. With a homestead exemption claimed, that drops to $5,008 — saving $1,318 per year. That's $417 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%$3,309
Williamson CountyCounty0.3694%$1,369
Fern Bluff MUDMUD0.1800%$667
Austin Community Collegespecial0.1034%$383
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$371
Williamson County FM/RdCounty0.0443%$164
Upper Brushy Creek WCIDWater0.0170%$63
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$6,326

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $478,674 would pay approximately $2,988 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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