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8406 COLUMBIA FALLS DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,723 sqftBuilt 1991

Property at a Glance

This home is estimated between $384,739 and $708,751, with a best estimate of $474,368. 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

$384,739 $708,751
Best Estimate
$474,368
WCAD Value
$377,888
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 $384,739 and $708,751. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8408 COLUMBIA FALLS DR, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,734 sqft Built 1990
Raw Value $387,199
Adjusted Value $384,739

Adjusted -$4,400 for 11 sqft less living space and +$1,940 for being newer. Net adjustment: -$2,460.

8404 COLUMBIA FALLS DR, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,151 sqft Built 1988
Raw Value $338,104
Adjusted Value $572,719

Adjusted +$228,795 for 572 sqft more living space and +$5,820 for being newer. Net adjustment: +$234,615.

8410 COLUMBIA FALLS DR, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,661 sqft Built 1992
Raw Value $377,530
Adjusted Value $400,389

Adjusted +$24,799 for 62 sqft more living space and -$1,940 for being older. Net adjustment: +$22,859.

17605 KLAMATH FALLS DR, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,220 sqft Built 1991
Raw Value $507,556
Adjusted Value $708,751

Adjusted +$201,195 for 503 sqft more living space. Net adjustment: +$201,195.

8402 COLUMBIA FALLS DR, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,436 sqft Built 1989
Raw Value $355,691
Adjusted Value $474,368

Adjusted +$114,797 for 287 sqft more living space and +$3,880 for being newer. Net adjustment: +$118,677.

The Neighborhood

This home is valued 16.7% 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
$377,888
Median
$453,749

This home is -16.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,452 across all districts. With a homestead exemption claimed, that drops to $5,131 — saving $1,321 per year. That's $428 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%$3,375
Williamson CountyCounty0.3694%$1,396
Fern Bluff MUDMUD0.1800%$680
Austin Community Collegespecial0.1034%$391
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$378
Williamson County FM/RdCounty0.0443%$168
Upper Brushy Creek WCIDWater0.0170%$64
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$6,452

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $474,368 would pay approximately $2,961 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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