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17810 PARK VALLEY DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,361 sqftBuilt 1993

Property at a Glance

This home is estimated between $139,660 and $720,353, with a best estimate of $569,877. 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

$139,660 $720,353
Best Estimate
$569,877
WCAD Value
$443,816
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 $139,660 and $720,353 should be treated as a rough guide.

Comparable Properties (5)

17847 PARK VALLEY DR, ROUND ROCK, TX 78681
0.00 mi 99% similar Same subdivision
3 bed 2 bath 2,082 sqft Built 1992
Raw Value $426,113
Adjusted Value $139,660

Adjusted -$288,393 for 721 sqft less living space and +$1,940 for being newer. Net adjustment: -$286,453.

4 bed 2 bath 1,276 sqft Built 1979
Raw Value $412,181
Adjusted Value $473,338

Adjusted +$33,999 for 85 sqft more living space and +$27,158 for being newer. Net adjustment: +$61,157.

4 bed 2 bath 1,134 sqft Built 1979
Raw Value $451,921
Adjusted Value $569,877

Adjusted +$90,798 for 227 sqft more living space and +$27,158 for being newer. Net adjustment: +$117,956.

3 bed 2 bath 1,149 sqft Built 1999
Raw Value $531,605
Adjusted Value $604,764

Adjusted +$84,798 for 212 sqft more living space and -$11,639 for being older. Net adjustment: +$73,159.

5 bed 3 bath 1,398 sqft Built 1983
Raw Value $715,754
Adjusted Value $720,353

Adjusted -$14,800 for 37 sqft less living space and +$19,399 for being newer. Net adjustment: +$4,599.

The Neighborhood

This home is valued 2.2% 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)

typical
421 Properties
$453,749 Median Value
-4.0% YoY Change
1% Have Pool
100% Have Garage
This Home
$443,816
Median
$453,749

This home is -2.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,577 across all districts. With a homestead exemption claimed, that drops to $6,245 — saving $1,332 per year. That's $520 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%$3,964
Williamson CountyCounty0.3694%$1,640
Fern Bluff MUDMUD0.1800%$799
Austin Community Collegespecial0.1034%$459
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$444
Williamson County FM/RdCounty0.0443%$197
Upper Brushy Creek WCIDWater0.0170%$75
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$7,577

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $569,877 would pay approximately $3,557 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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