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3921 ORION ST, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,982 sqftBuilt 1998

Property at a Glance

This home is estimated between $342,546 and $518,480, with a best estimate of $363,077. That places the property above the R407595G - Vista Heights & Indian Ridge median of $325,945, in a neighborhood that declined 9.5% over the past year.

Estimated Value Range

$342,546 $518,480
Best Estimate
$363,077
WCAD Value
$380,536
High Confidence

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

Based on 5 comparable properties in R407595G - Vista Heights & Indian Ridge, this home's estimated market value is between $342,546 and $518,480. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3919 ORION ST, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,604 sqft Built 1996
Raw Value $303,247
Adjusted Value $377,656

Adjusted +$71,595 for 378 sqft more living space and +$2,814 for being newer. Net adjustment: +$74,409.

3923 ORION ST, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,863 sqft Built 2000
Raw Value $322,821
Adjusted Value $342,546

Adjusted +$22,539 for 119 sqft more living space and -$2,814 for being older. Net adjustment: +$19,725.

1400 QUICKSILVER ST, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,511 sqft Built 1999
Raw Value $430,677
Adjusted Value $518,480

Adjusted +$89,210 for 471 sqft more living space and -$1,407 for being older. Net adjustment: +$87,803.

1400 QUICKSILVER CIR, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,662 sqft Built 1996
Raw Value $299,653
Adjusted Value $363,077

Adjusted +$60,610 for 320 sqft more living space and +$2,814 for being newer. Net adjustment: +$63,424.

3917 ORION ST, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,762 sqft Built 1998
Raw Value $313,340
Adjusted Value $355,009

Adjusted +$41,669 for 220 sqft more living space. Net adjustment: +$41,669.

The Neighborhood

This home is valued 16.7% above the R407595G - Vista Heights & Indian Ridge median of $325,945. With 261 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.5% over the past year.

R407595G - Vista Heights & Indian Ridge

above average
261 Properties
$325,945 Median Value
-9.5% YoY Change
2% Have Pool
100% Have Garage
This Home
$380,536
Median
$325,945

This home is +16.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,847 across all districts. With a homestead exemption claimed, that drops to $5,526 — saving $1,321 per year. That's $461 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%$3,399
Round RockCity0.3720%$1,416
Williamson CountyCounty0.3694%$1,406
Austin Community Collegespecial0.1034%$393
Williamson County FM/RdCounty0.0443%$169
Upper Brushy Creek WCIDWater0.0170%$65
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,847

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $363,077 would pay approximately $2,266 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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