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17806 PARK VALLEY DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,030 sqftBuilt 1993

Property at a Glance

This home is estimated between $7,263 and $472,367, with a best estimate of $437,480. 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

$7,263 $472,367
Best Estimate
$437,480
WCAD Value
$461,412
Low Confidence

Based on 5 comparable properties(1 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 $7,263 and $472,367 should be treated as a rough guide.

Comparable Properties (5)

4 bed 2 bath 1,134 sqft Built 1979
Raw Value $451,921
Adjusted Value $437,480

Adjusted -$41,599 for 104 sqft less living space and +$27,158 for being newer. Net adjustment: -$14,441.

4 bed 2 bath 921 sqft Built 1978
Raw Value $377,237
Adjusted Value $449,934

Adjusted +$43,599 for 109 sqft more living space and +$29,098 for being newer. Net adjustment: +$72,697.

3 bed 2 bath 1,149 sqft Built 1999
Raw Value $531,605
Adjusted Value $472,367

Adjusted -$47,599 for 119 sqft less living space and -$11,639 for being older. Net adjustment: -$59,238.

17847 PARK VALLEY DR, ROUND ROCK, TX 78681
0.00 mi 93% similar Same subdivision
3 bed 2 bath 2,082 sqft Built 1992
Raw Value $426,113
Adjusted Value $7,263

Adjusted -$420,790 for 1,052 sqft less living space and +$1,940 for being newer. Net adjustment: -$418,850.

4 bed 2 bath 1,276 sqft Built 1979
Raw Value $412,181
Adjusted Value $340,941

Adjusted -$98,398 for 246 sqft less living space and +$27,158 for being newer. Net adjustment: -$71,240.

The Neighborhood

This home is valued 1.7% 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
$461,412
Median
$453,749

This home is +1.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,878 across all districts. With a homestead exemption claimed, that drops to $6,542 — saving $1,336 per year. That's $545 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%$4,121
Williamson CountyCounty0.3694%$1,705
Fern Bluff MUDMUD0.1800%$831
Austin Community Collegespecial0.1034%$477
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$461
Williamson County FM/RdCounty0.0443%$205
Upper Brushy Creek WCIDWater0.0170%$78
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$7,878

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $437,480 would pay approximately $2,731 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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