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1587 HAYNIE BND, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,552 sqftBuilt 2006

Property at a Glance

This home is estimated between $278,508 and $473,268, with a best estimate of $459,454. That places the property above the R409599G - STONEY BROOK - ALL SECTIONS median of $328,056, in a neighborhood that declined 4.7% over the past year.

Estimated Value Range

$278,508 $473,268
Best Estimate
$459,454
WCAD Value
$289,574
High Confidence

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

Based on 5 comparable properties in R409599G - STONEY BROOK - ALL SECTIONS, this home's estimated market value is between $278,508 and $473,268. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3652 SANDY BROOK DR, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,035 sqft Built 2007
Raw Value $349,448
Adjusted Value $473,268

Adjusted +$119,709 for 517 sqft more living space and +$4,111 for being newer. Net adjustment: +$123,820.

1577 HAYNIE BND, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,220 sqft Built 2007
Raw Value $378,470
Adjusted Value $459,454

Adjusted +$76,873 for 332 sqft more living space and +$4,111 for being newer. Net adjustment: +$80,984.

1567 HAYNIE BND, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,684 sqft Built 2005
Raw Value $313,183
Adjusted Value $278,508

Adjusted -$30,564 for 132 sqft less living space and -$4,111 for being older. Net adjustment: -$34,675.

1588 HAYNIE BND, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,388 sqft Built 2006
Raw Value $354,452
Adjusted Value $392,426

Adjusted +$37,974 for 164 sqft more living space. Net adjustment: +$37,974.

3648 SANDY BROOK DR, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,050 sqft Built 2006
Raw Value $356,630
Adjusted Value $472,866

Adjusted +$116,236 for 502 sqft more living space. Net adjustment: +$116,236.

The Neighborhood

This home is valued 11.7% below the R409599G - STONEY BROOK - ALL SECTIONS median of $328,056. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 4.7% over the past year.

R409599G - STONEY BROOK - ALL SECTIONS

typical
197 Properties
$328,056 Median Value
-4.7% YoY Change
0% Have Pool
100% Have Garage
This Home
$289,574
Median
$328,056

This home is -11.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,210 across all districts. With a homestead exemption claimed, that drops to $3,906 — saving $1,304 per year. That's $326 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%$2,586
Round RockCity0.3720%$1,077
Williamson CountyCounty0.3694%$1,070
Austin Community Collegespecial0.1034%$299
Williamson County FM/RdCounty0.0443%$128
Upper Brushy Creek WCIDWater0.0170%$49
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,210

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $459,454 would pay approximately $2,868 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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