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8406 MOUNT SHASTA CV, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,114 sqftBuilt 1988

Property at a Glance

This home is estimated between $316,282 and $516,529, with a best estimate of $341,052. That places the property below 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

$316,282 $516,529
Best Estimate
$341,052
WCAD Value
$491,886
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 $316,282 and $516,529. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8404 MOUNT SHASTA CV, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,113 sqft Built 1987
Raw Value $334,733
Adjusted Value $337,073

Adjusted +$400 for 1 sqft more living space and +$1,940 for being newer. Net adjustment: +$2,340.

8408 MOUNT SHASTA CV, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,220 sqft Built 1987
Raw Value $381,511
Adjusted Value $341,052

Adjusted -$42,399 for 106 sqft less living space and +$1,940 for being newer. Net adjustment: -$40,459.

8410 MOUNT SHASTA CV, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,113 sqft Built 1987
Raw Value $313,942
Adjusted Value $316,282

Adjusted +$400 for 1 sqft more living space and +$1,940 for being newer. Net adjustment: +$2,340.

8400 MOUNT SHASTA CV, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,004 sqft Built 1992
Raw Value $480,289
Adjusted Value $516,529

Adjusted +$43,999 for 110 sqft more living space and -$7,759 for being older. Net adjustment: +$36,240.

8403 MOUNT SHASTA CV, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,055 sqft Built 1987
Raw Value $352,361
Adjusted Value $377,900

Adjusted +$23,599 for 59 sqft more living space and +$1,940 for being newer. Net adjustment: +$25,539.

The Neighborhood

This home is valued 8.4% 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
$491,886
Median
$453,749

This home is +8.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,398 across all districts. With a homestead exemption claimed, that drops to $7,057 — saving $1,341 per year. That's $588 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%$4,393
Williamson CountyCounty0.3694%$1,817
Fern Bluff MUDMUD0.1800%$885
Austin Community Collegespecial0.1034%$509
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$492
Williamson County FM/RdCounty0.0443%$218
Upper Brushy Creek WCIDWater0.0170%$84
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$8,398

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $341,052 would pay approximately $2,129 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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