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1528 HAYNIE BND, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,843 sqftBuilt 2007

Property at a Glance

This home is estimated between $242,225 and $450,172, with a best estimate of $321,039. 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

$242,225 $450,172
Best Estimate
$321,039
WCAD Value
$324,995
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 $242,225 and $450,172. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1524 HAYNIE BND, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,114 sqft Built 2009
Raw Value $314,698
Adjusted Value $260,172

Adjusted -$62,749 for 271 sqft less living space and +$8,223 for being newer. Net adjustment: -$54,526.

1532 HAYNIE BND, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,564 sqft Built 2009
Raw Value $367,551
Adjusted Value $440,375

Adjusted +$64,601 for 279 sqft more living space and +$8,223 for being newer. Net adjustment: +$72,824.

1538 HAYNIE BND, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,868 sqft Built 2006
Raw Value $330,939
Adjusted Value $321,039

Adjusted -$5,789 for 25 sqft less living space and -$4,111 for being older. Net adjustment: -$9,900.

1527 HAYNIE BND, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,554 sqft Built 2008
Raw Value $379,144
Adjusted Value $450,172

Adjusted +$66,917 for 289 sqft more living space and +$4,111 for being newer. Net adjustment: +$71,028.

1516 HAYNIE BND, ROUND ROCK, TX 78665
0.04 mi 100% similar Same subdivision
3 bed 2 bath 2,147 sqft Built 2006
Raw Value $316,726
Adjusted Value $242,225

Adjusted -$70,390 for 304 sqft less living space and -$4,111 for being older. Net adjustment: -$74,501.

The Neighborhood

This home is in line with the R409599G - STONEY BROOK - ALL SECTIONS median of $328,056. 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
$324,995
Median
$328,056

This home is -0.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,848 across all districts. With a homestead exemption claimed, that drops to $4,537 — saving $1,311 per year. That's $378 per month a buyer should budget. The assessed value increased +2.6% vs the subdivision average of -4.7%. This above-average increase gives a protest opportunity score of 37 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$2,903
Round RockCity0.3720%$1,209
Williamson CountyCounty0.3694%$1,201
Austin Community Collegespecial0.1034%$336
Williamson County FM/RdCounty0.0443%$144
Upper Brushy Creek WCIDWater0.0170%$55
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,848
37 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $321,039 would pay approximately $2,004 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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