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17603 COLUMBIA FALLS 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 $82,768 and $450,476, with a best estimate of $368,612. 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

$82,768 $450,476
Best Estimate
$368,612
WCAD Value
$486,294
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 $82,768 and $450,476. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

17601 COLUMBIA FALLS CV, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,305 sqft Built 1987
Raw Value $524,934
Adjusted Value $450,476

Adjusted -$76,398 for 191 sqft less living space and +$1,940 for being newer. Net adjustment: -$74,458.

17607 COLUMBIA FALLS CV, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,894 sqft Built 1988
Raw Value $394,761
Adjusted Value $82,768

Adjusted -$311,993 for 780 sqft less living space. Net adjustment: -$311,993.

8502 COLUMBIA FALLS DR, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,219 sqft Built 1989
Raw Value $379,253
Adjusted Value $335,314

Adjusted -$41,999 for 105 sqft less living space and -$1,940 for being older. Net adjustment: -$43,939.

17604 KLAMATH FALLS DR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,404 sqft Built 1988
Raw Value $548,484
Adjusted Value $432,487

Adjusted -$115,997 for 290 sqft less living space. Net adjustment: -$115,997.

8500 COLUMBIA FALLS DR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,295 sqft Built 1989
Raw Value $442,950
Adjusted Value $368,612

Adjusted -$72,398 for 181 sqft less living space and -$1,940 for being older. Net adjustment: -$74,338.

The Neighborhood

This home is valued 7.2% 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
$486,294
Median
$453,749

This home is +7.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,302 across all districts. With a homestead exemption claimed, that drops to $6,962 — saving $1,340 per year. That's $580 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%$4,343
Williamson CountyCounty0.3694%$1,797
Fern Bluff MUDMUD0.1800%$875
Austin Community Collegespecial0.1034%$503
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$486
Williamson County FM/RdCounty0.0443%$216
Upper Brushy Creek WCIDWater0.0170%$83
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$8,302

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $368,612 would pay approximately $2,301 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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