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17847 PARK VALLEY DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,082 sqftBuilt 1992

Property at a Glance

This home is estimated between $475,278 and $1,483,819, with a best estimate of $600,839. 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

$475,278 $1,483,819
Best Estimate
$600,839
WCAD Value
$426,113
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R270588F - Fern Bluff Sec 1,1A,1B,2,2 (AMD). The estimated range of $475,278 and $1,483,819 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 2,057 sqft Built 1982
Raw Value $571,440
Adjusted Value $600,839

Adjusted +$10,000 for 25 sqft more living space and +$19,399 for being newer. Net adjustment: +$29,399.

3 bed 2 bath 1,924 sqft Built 1981
Raw Value $390,741
Adjusted Value $475,278

Adjusted +$63,199 for 158 sqft more living space and +$21,338 for being newer. Net adjustment: +$84,537.

3 bed 2 bath 1,813 sqft Built 1999
Raw Value $1,329,608
Adjusted Value $1,483,819

Adjusted +$107,597 for 269 sqft more living space and -$13,579 for being older and +$60,193 for having a garage. Net adjustment: +$154,211.

3 bed 2 bath 1,888 sqft Built 1981
Raw Value $773,527
Adjusted Value $932,656

Adjusted +$77,598 for 194 sqft more living space and +$21,338 for being newer and +$60,193 for having a garage. Net adjustment: +$159,129.

3 bed 2 bath 2,263 sqft Built 1978
Raw Value $523,147
Adjusted Value $477,907

Adjusted -$72,398 for 181 sqft less living space and +$27,158 for being newer. Net adjustment: -$45,240.

The Neighborhood

This home is valued 6.1% 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
$426,113
Median
$453,749

This home is -6.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,275 across all districts. With a homestead exemption claimed, that drops to $5,946 — saving $1,329 per year. That's $496 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%$3,806
Williamson CountyCounty0.3694%$1,574
Fern Bluff MUDMUD0.1800%$767
Austin Community Collegespecial0.1034%$441
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$426
Williamson County FM/RdCounty0.0443%$189
Upper Brushy Creek WCIDWater0.0170%$72
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$7,275

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $600,839 would pay approximately $3,750 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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