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3121 JAZZ ST, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,293 sqftBuilt 1997

Property at a Glance

This home is estimated between $237,253 and $386,359, with a best estimate of $269,357. That places the property below the R630597G - Remington Heights Ph 1 Sec A, B median of $312,112, in a neighborhood that declined 10.5% over the past year.

Estimated Value Range

$237,253 $386,359
Best Estimate
$269,357
WCAD Value
$287,717
High Confidence

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

Based on 5 comparable properties in R630597G - Remington Heights Ph 1 Sec A, B, this home's estimated market value is between $237,253 and $386,359. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3119 JAZZ ST, ROUND ROCK, TX 78664
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,630 sqft Built 1997
Raw Value $310,543
Adjusted Value $237,253

Adjusted -$73,290 for 337 sqft less living space. Net adjustment: -$73,290.

3123 JAZZ ST, ROUND ROCK, TX 78664
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,008 sqft Built 1997
Raw Value $324,378
Adjusted Value $386,359

Adjusted +$61,981 for 285 sqft more living space. Net adjustment: +$61,981.

3117 JAZZ ST, ROUND ROCK, TX 78664
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,430 sqft Built 1997
Raw Value $299,152
Adjusted Value $269,357

Adjusted -$29,795 for 137 sqft less living space. Net adjustment: -$29,795.

3125 JAZZ ST, ROUND ROCK, TX 78664
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,648 sqft Built 1998
Raw Value $357,921
Adjusted Value $280,772

Adjusted -$77,205 for 355 sqft less living space and +$56 for being newer. Net adjustment: -$77,149.

3127 JAZZ ST, ROUND ROCK, TX 78664
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,472 sqft Built 1997
Raw Value $302,498
Adjusted Value $263,569

Adjusted -$38,929 for 179 sqft less living space. Net adjustment: -$38,929.

The Neighborhood

This home is valued 7.8% below the R630597G - Remington Heights Ph 1 Sec A, B median of $312,112. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 10.5% over the past year.

R630597G - Remington Heights Ph 1 Sec A, B

typical
191 Properties
$312,112 Median Value
-10.5% YoY Change
2% Have Pool
100% Have Garage
This Home
$287,717
Median
$312,112

This home is -7.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,177 across all districts. With a homestead exemption claimed, that drops to $3,873 — saving $1,304 per year. That's $323 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%$2,570
Round RockCity0.3720%$1,070
Williamson CountyCounty0.3694%$1,063
Austin Community Collegespecial0.1034%$297
Williamson County FM/RdCounty0.0443%$128
Upper Brushy Creek WCIDWater0.0170%$49
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,177

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $269,357 would pay approximately $1,681 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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