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8320 GLEN CANYON DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,129 sqftBuilt 1990

Property at a Glance

This home is estimated between $345,109 and $525,929, with a best estimate of $510,094. 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

$345,109 $525,929
Best Estimate
$510,094
WCAD Value
$489,734
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 $345,109 and $525,929. 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 $510,094

Adjusted +$6,000 for 15 sqft more living space and +$3,880 for being newer. Net adjustment: +$9,880.

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 $513,250

Adjusted +$29,199 for 73 sqft more living space and -$1,940 for being older. Net adjustment: +$27,259.

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 $345,109

Adjusted +$29,599 for 74 sqft more living space and +$5,820 for being newer. Net adjustment: +$35,419.

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 $472,137

Adjusted +$1,600 for 4 sqft more living space and +$3,880 for being newer. Net adjustment: +$5,480.

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 $525,929

Adjusted +$73,198 for 183 sqft more living space and -$1,940 for being older. Net adjustment: +$71,258.

The Neighborhood

This home is valued 7.9% 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
$489,734
Median
$453,749

This home is +7.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,361 across all districts. With a homestead exemption claimed, that drops to $7,020 — saving $1,341 per year. That's $585 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%$4,374
Williamson CountyCounty0.3694%$1,809
Fern Bluff MUDMUD0.1800%$882
Austin Community Collegespecial0.1034%$506
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$490
Williamson County FM/RdCounty0.0443%$217
Upper Brushy Creek WCIDWater0.0170%$83
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$8,361

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $510,094 would pay approximately $3,184 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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