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1523 HAYNIE BND, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,260 sqftBuilt 2009

Property at a Glance

This home is estimated between $169,134 and $374,758, with a best estimate of $203,619. That places the property below the R409599G - STONEY BROOK - ALL SECTIONS median of $328,056, in a neighborhood that declined 4.7% over the past year.

Estimated Value Range

$169,134 $374,758
Best Estimate
$203,619
WCAD Value
$382,999
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 $169,134 and $374,758. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1527 HAYNIE BND, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,554 sqft Built 2008
Raw Value $379,144
Adjusted Value $306,958

Adjusted -$68,075 for 294 sqft less living space and -$4,111 for being older. Net adjustment: -$72,186.

1519 HAYNIE BND, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,878 sqft Built 2007
Raw Value $320,453
Adjusted Value $169,134

Adjusted -$143,096 for 618 sqft less living space and -$8,223 for being older. Net adjustment: -$151,319.

1531 HAYNIE BND, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,240 sqft Built 2008
Raw Value $374,238
Adjusted Value $374,758

Adjusted +$4,631 for 20 sqft more living space and -$4,111 for being older. Net adjustment: +$520.

3608 SANDY BROOK DR, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,571 sqft Built 2006
Raw Value $281,866
Adjusted Value $197,521

Adjusted -$72,011 for 311 sqft less living space and -$12,334 for being older. Net adjustment: -$84,345.

3612 SANDY BROOK DR, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,730 sqft Built 2008
Raw Value $316,557
Adjusted Value $203,619

Adjusted -$108,827 for 470 sqft less living space and -$4,111 for being older. Net adjustment: -$112,938.

The Neighborhood

This home is valued 16.7% above the R409599G - STONEY BROOK - ALL SECTIONS median of $328,056. With 197 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.7% over the past year.

R409599G - STONEY BROOK - ALL SECTIONS

above average
197 Properties
$328,056 Median Value
-4.7% YoY Change
0% Have Pool
100% Have Garage
This Home
$382,999
Median
$328,056

This home is +16.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,891 across all districts. With a homestead exemption claimed, that drops to $5,570 — saving $1,321 per year. That's $464 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%$3,421
Round RockCity0.3720%$1,425
Williamson CountyCounty0.3694%$1,415
Austin Community Collegespecial0.1034%$396
Williamson County FM/RdCounty0.0443%$170
Upper Brushy Creek WCIDWater0.0170%$65
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,891

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $203,619 would pay approximately $1,271 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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