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8407 COLUMBIA FALLS DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath740 sqftBuilt 1988

Property at a Glance

This home is estimated between $247,058 and $413,107, with a best estimate of $324,313. 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

$247,058 $413,107
Best Estimate
$324,313
WCAD Value
$384,707
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 $247,058 and $413,107. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8405 COLUMBIA FALLS DR, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 682 sqft Built 1988
Raw Value $389,908
Adjusted Value $413,107

Adjusted +$23,199 for 58 sqft more living space. Net adjustment: +$23,199.

8411 COLUMBIA FALLS DR, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,060 sqft Built 1988
Raw Value $375,055
Adjusted Value $247,058

Adjusted -$127,997 for 320 sqft less living space. Net adjustment: -$127,997.

17527 KLAMATH FALLS DR, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
4 bed 2 bath 1,114 sqft Built 1987
Raw Value $471,969
Adjusted Value $324,313

Adjusted -$149,596 for 374 sqft less living space and +$1,940 for being newer. Net adjustment: -$147,656.

17521 KLAMATH FALLS DR, ROUND ROCK, TX 78681
0.05 mi 100% similar Same subdivision
4 bed 2 bath 1,040 sqft Built 1988
Raw Value $459,551
Adjusted Value $339,554

Adjusted -$119,997 for 300 sqft less living space. Net adjustment: -$119,997.

17519 KLAMATH FALLS DR, ROUND ROCK, TX 78681
0.06 mi 100% similar Same subdivision
4 bed 2 bath 1,125 sqft Built 1988
Raw Value $467,013
Adjusted Value $313,017

Adjusted -$153,996 for 385 sqft less living space. Net adjustment: -$153,996.

The Neighborhood

This home is valued 15.2% 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
$384,707
Median
$453,749

This home is -15.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,568 across all districts. With a homestead exemption claimed, that drops to $5,247 — saving $1,321 per year. That's $437 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%$3,436
Williamson CountyCounty0.3694%$1,421
Fern Bluff MUDMUD0.1800%$692
Austin Community Collegespecial0.1034%$398
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$385
Williamson County FM/RdCounty0.0443%$171
Upper Brushy Creek WCIDWater0.0170%$65
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$6,568

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $324,313 would pay approximately $2,024 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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