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17816 PARK VALLEY DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath2,058 sqftBuilt 1993

Property at a Glance

This home is estimated between $418,453 and $1,476,160, with a best estimate of $751,491. 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

$418,453 $1,476,160
Best Estimate
$751,491
WCAD Value
$441,846
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 $418,453 and $1,476,160 should be treated as a rough guide.

Comparable Properties (5)

17847 PARK VALLEY DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,082 sqft Built 1992
Raw Value $426,113
Adjusted Value $418,453

Adjusted -$9,600 for 24 sqft less living space and +$1,940 for being newer. Net adjustment: -$7,660.

4 bed 2 bath 1,951 sqft Built 1983
Raw Value $689,293
Adjusted Value $751,491

Adjusted +$42,799 for 107 sqft more living space and +$19,399 for being newer. Net adjustment: +$62,198.

4 bed 2 bath 1,862 sqft Built 1981
Raw Value $785,648
Adjusted Value $887,324

Adjusted +$78,398 for 196 sqft more living space and +$23,278 for being newer. Net adjustment: +$101,676.

3 bed 2 bath 2,057 sqft Built 1982
Raw Value $571,440
Adjusted Value $593,178

Adjusted +$400 for 1 sqft more living space and +$21,338 for being newer. Net adjustment: +$21,738.

3 bed 2 bath 1,813 sqft Built 1999
Raw Value $1,329,608
Adjusted Value $1,476,160

Adjusted +$97,998 for 245 sqft more living space and -$11,639 for being older and +$60,193 for having a garage. Net adjustment: +$146,552.

The Neighborhood

This home is valued 2.6% 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
$441,846
Median
$453,749

This home is -2.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,544 across all districts. With a homestead exemption claimed, that drops to $6,212 — saving $1,332 per year. That's $518 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%$3,946
Williamson CountyCounty0.3694%$1,632
Fern Bluff MUDMUD0.1800%$795
Austin Community Collegespecial0.1034%$457
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$442
Williamson County FM/RdCounty0.0443%$196
Upper Brushy Creek WCIDWater0.0170%$75
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$7,544

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $751,491 would pay approximately $4,691 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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