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1531 APOLLO CIR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath990 sqftBuilt 2004

Property at a Glance

This home is estimated between $135,354 and $362,839, with a best estimate of $147,742. That places the property below the R437401G - ChandlerCrSec6C,10,11-K&B reek Sec 6C,10,11: K& B median of $314,414, in a neighborhood that declined 8.1% over the past year.

Estimated Value Range

$135,354 $362,839
Best Estimate
$147,742
WCAD Value
$310,804
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $135,354 and $362,839. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

3 bed 2 bath 976 sqft Built 2000
Raw Value $365,922
Adjusted Value $362,839

Adjusted +$4,130 for 14 sqft more living space and -$7,213 for being older. Net adjustment: -$3,083.

1405 APOLLO CIR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,491 sqft Built 2004
Raw Value $295,538
Adjusted Value $147,742

Adjusted -$147,796 for 501 sqft less living space. Net adjustment: -$147,796.

1507 APOLLO CIR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,491 sqft Built 2004
Raw Value $298,602
Adjusted Value $150,806

Adjusted -$147,796 for 501 sqft less living space. Net adjustment: -$147,796.

1025 APOLLO CIR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,551 sqft Built 2004
Raw Value $302,684
Adjusted Value $137,188

Adjusted -$165,496 for 561 sqft less living space. Net adjustment: -$165,496.

1113 APOLLO CIR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,530 sqft Built 2004
Raw Value $294,655
Adjusted Value $135,354

Adjusted -$159,301 for 540 sqft less living space. Net adjustment: -$159,301.

The Neighborhood

This home is valued 1.1% below the R437401G - ChandlerCrSec6C,10,11-K&B reek Sec 6C,10,11: K& B median of $314,414. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 8.1% over the past year.

R437401G - ChandlerCrSec6C,10,11-K&B reek Sec 6C,10,11: K& B

typical
370 Properties
$314,414 Median Value
-8.1% YoY Change
1% Have Pool
100% Have Garage
This Home
$310,804
Median
$314,414

This home is -1.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,592 across all districts. With a homestead exemption claimed, that drops to $4,284 — saving $1,308 per year. That's $357 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%$2,776
Round RockCity0.3720%$1,156
Williamson CountyCounty0.3694%$1,148
Austin Community Collegespecial0.1034%$321
Williamson County FM/RdCounty0.0443%$138
Upper Brushy Creek WCIDWater0.0170%$53
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,592

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $147,742 would pay approximately $922 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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