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506 PETERSON ST, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath638 sqftBuilt 1990

Property at a Glance

This home is estimated between $171,513 and $208,550, with a best estimate of $199,932. That places the property below the R505490H - DOVE CREEK & TWIN RIDGE - GE 1985 median of $318,314, in a neighborhood that declined 16.9% over the past year.

Estimated Value Range

$171,513 $208,550
Best Estimate
$199,932
WCAD Value
$279,583
High Confidence

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

Based on 5 comparable properties in R505490H - DOVE CREEK & TWIN RIDGE - GE 1985, this home's estimated market value is between $171,513 and $208,550. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

404 PETERSON ST, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,019 sqft Built 1992
Raw Value $318,314
Adjusted Value $171,513

Adjusted -$119,586 for 381 sqft less living space and -$27,215 for being older. Net adjustment: -$146,801.

500 PETERSON ST, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,015 sqft Built 1990
Raw Value $318,262
Adjusted Value $199,932

Adjusted -$118,330 for 377 sqft less living space. Net adjustment: -$118,330.

502 PETERSON ST, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,100 sqft Built 1990
Raw Value $353,560
Adjusted Value $208,550

Adjusted -$145,010 for 462 sqft less living space. Net adjustment: -$145,010.

501 PETERSON ST, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,032 sqft Built 1991
Raw Value $335,812
Adjusted Value $198,538

Adjusted -$123,666 for 394 sqft less living space and -$13,608 for being older. Net adjustment: -$137,274.

507 PETERSON ST, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 988 sqft Built 1991
Raw Value $329,390
Adjusted Value $205,926

Adjusted -$109,856 for 350 sqft less living space and -$13,608 for being older. Net adjustment: -$123,464.

The Neighborhood

This home is valued 12.2% below the R505490H - DOVE CREEK & TWIN RIDGE - GE 1985 median of $318,314. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 16.9% over the past year.

R505490H - DOVE CREEK & TWIN RIDGE - GE 1985

typical
37 Properties
$318,314 Median Value
-16.9% YoY Change
0% Have Pool
100% Have Garage
This Home
$279,583
Median
$318,314

This home is -12.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,030 across all districts. With a homestead exemption claimed, that drops to $3,728 — saving $1,302 per year. That's $311 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%$2,497
Round RockCity0.3720%$1,040
Williamson CountyCounty0.3694%$1,033
Austin Community Collegespecial0.1034%$289
Williamson County FM/RdCounty0.0443%$124
Upper Brushy Creek WCIDWater0.0170%$48
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,030

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $199,932 would pay approximately $1,248 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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