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1709 BLACKJACK DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath950 sqftBuilt 1991

Property at a Glance

This home is estimated between $361,111 and $483,278, with a best estimate of $431,113. That places the property above the R126592G - WOODS/OAK HOLLOW ALL SECTIONS median of $420,536, in a neighborhood that declined 8.5% over the past year.

Estimated Value Range

$361,111 $483,278
Best Estimate
$431,113
WCAD Value
$397,406
High Confidence

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

Based on 5 comparable properties in R126592G - WOODS/OAK HOLLOW ALL SECTIONS, this home's estimated market value is between $361,111 and $483,278. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1601 BLACKJACK DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,038 sqft Built 1992
Raw Value $469,524
Adjusted Value $437,448

Adjusted -$27,921 for 88 sqft less living space and -$4,155 for being older. Net adjustment: -$32,076.

1600 BLACKJACK DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 856 sqft Built 1995
Raw Value $417,908
Adjusted Value $431,113

Adjusted +$29,825 for 94 sqft more living space and -$16,620 for being older. Net adjustment: +$13,205.

1903 BLACKJACK CV, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,236 sqft Built 1992
Raw Value $456,010
Adjusted Value $361,111

Adjusted -$90,744 for 286 sqft less living space and -$4,155 for being older. Net adjustment: -$94,899.

1805 BLACKJACK DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 920 sqft Built 1992
Raw Value $477,914
Adjusted Value $483,278

Adjusted +$9,519 for 30 sqft more living space and -$4,155 for being older. Net adjustment: +$5,364.

1609 BLACKJACK DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,153 sqft Built 1996
Raw Value $491,817
Adjusted Value $406,633

Adjusted -$64,409 for 203 sqft less living space and -$20,775 for being older. Net adjustment: -$85,184.

The Neighborhood

This home is valued 5.5% below the R126592G - WOODS/OAK HOLLOW ALL SECTIONS median of $420,536. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 8.5% over the past year.

R126592G - WOODS/OAK HOLLOW ALL SECTIONS

typical
451 Properties
$420,536 Median Value
-8.5% YoY Change
2% Have Pool
99% Have Garage
This Home
$397,406
Median
$420,536

This home is -5.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,150 across all districts. With a homestead exemption claimed, that drops to $5,827 — saving $1,323 per year. That's $486 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%$3,549
Round RockCity0.3720%$1,478
Williamson CountyCounty0.3694%$1,468
Austin Community Collegespecial0.1034%$411
Williamson County FM/RdCounty0.0443%$176
Upper Brushy Creek WCIDWater0.0170%$68
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,150

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $431,113 would pay approximately $2,691 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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