Beta Williamson County, TX only — data and coverage are limited during early access.

17505 GUNNISON SPRINGS DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,112 sqftBuilt 1987

Property at a Glance

This home is estimated between $232,475 and $535,058, with a best estimate of $466,229. 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

$232,475 $535,058
Best Estimate
$466,229
WCAD Value
$473,998
Low Confidence

Based on 5 comparable properties(2 in the same subdivision)

There are 5 comparable properties within range, but few are in R270588F - Fern Bluff Sec 1,1A,1B,2,2 (AMD). The estimated range of $232,475 and $535,058 should be treated as a rough guide.

Comparable Properties (5)

17503 GUNNISON SPRINGS DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 855 sqft Built 1987
Raw Value $432,260
Adjusted Value $535,058

Adjusted +$102,798 for 257 sqft more living space. Net adjustment: +$102,798.

17511 GUNNISON SPRINGS DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,114 sqft Built 1988
Raw Value $474,994
Adjusted Value $472,254

Adjusted -$800 for 2 sqft less living space and -$1,940 for being older. Net adjustment: -$2,740.

3 bed 2 bath 1,278 sqft Built 1979
Raw Value $283,354
Adjusted Value $232,475

Adjusted -$66,398 for 166 sqft less living space and +$15,519 for being newer. Net adjustment: -$50,879.

4 bed 2 bath 1,444 sqft Built 2000
Raw Value $582,291
Adjusted Value $424,276

Adjusted -$132,797 for 332 sqft less living space and -$25,218 for being older. Net adjustment: -$158,015.

4 bed 3 bath 1,222 sqft Built 2001
Raw Value $537,386
Adjusted Value $466,229

Adjusted -$43,999 for 110 sqft less living space and -$27,158 for being older. Net adjustment: -$71,157.

The Neighborhood

This home is valued 4.5% 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
$473,998
Median
$453,749

This home is +4.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,092 across all districts. With a homestead exemption claimed, that drops to $6,755 — saving $1,337 per year. That's $563 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%$4,233
Williamson CountyCounty0.3694%$1,751
Fern Bluff MUDMUD0.1800%$853
Austin Community Collegespecial0.1034%$490
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$474
Williamson County FM/RdCounty0.0443%$210
Upper Brushy Creek WCIDWater0.0170%$81
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$8,092

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $466,229 would pay approximately $2,910 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.

View full property details