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8315 COLUMBIA FALLS DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath828 sqftBuilt 1991

Property at a Glance

This home is estimated between $217,401 and $442,011, with a best estimate of $315,807. 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

$217,401 $442,011
Best Estimate
$315,807
WCAD Value
$420,481
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 $217,401 and $442,011. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8317 COLUMBIA FALLS DR, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,006 sqft Built 1991
Raw Value $389,730
Adjusted Value $315,807

Adjusted -$71,198 for 178 sqft less living space and -$2,725 for no pool. Net adjustment: -$73,923.

8313 COLUMBIA FALLS DR, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,024 sqft Built 1992
Raw Value $467,708
Adjusted Value $387,370

Adjusted -$78,398 for 196 sqft less living space and -$1,940 for being older. Net adjustment: -$80,338.

8319 COLUMBIA FALLS DR, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 2 bath 973 sqft Built 1992
Raw Value $501,950
Adjusted Value $442,011

Adjusted -$57,999 for 145 sqft less living space and -$1,940 for being older. Net adjustment: -$59,939.

8314 COLUMBIA FALLS DR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,151 sqft Built 1988
Raw Value $340,778
Adjusted Value $217,401

Adjusted -$129,197 for 323 sqft less living space and +$5,820 for being newer. Net adjustment: -$123,377.

8401 MOUNT SHASTA CV, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,005 sqft Built 1987
Raw Value $359,635
Adjusted Value $296,596

Adjusted -$70,798 for 177 sqft less living space and +$7,759 for being newer. Net adjustment: -$63,039.

The Neighborhood

This home is valued 7.3% 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)

typical
421 Properties
$453,749 Median Value
-4.0% YoY Change
1% Have Pool
100% Have Garage
This Home
$420,481
Median
$453,749

This home is -7.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,179 across all districts. With a homestead exemption claimed, that drops to $5,851 — saving $1,328 per year. That's $488 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%$3,755
Williamson CountyCounty0.3694%$1,553
Fern Bluff MUDMUD0.1800%$757
Austin Community Collegespecial0.1034%$435
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$420
Williamson County FM/RdCounty0.0443%$186
Upper Brushy Creek WCIDWater0.0170%$71
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$7,179

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $315,807 would pay approximately $1,971 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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