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617 CIRCLE AVE, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

2 bed1 bath908 sqftBuilt 1950

Property at a Glance

This home is estimated between $86,579 and $415,674, with a best estimate of $244,309. That places the property below the R701575F - OLD TOWN ROUND ROCK median of $319,256, in a neighborhood that appreciated 4.3% over the past year.

Estimated Value Range

$86,579 $415,674
Best Estimate
$244,309
WCAD Value
$287,721
High Confidence

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

Based on 5 comparable properties in R701575F - OLD TOWN ROUND ROCK, this home's estimated market value is between $86,579 and $415,674. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1416 CIRCLE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 1,040 sqft Built 1950
Raw Value $244,891
Adjusted Value $86,579

Adjusted -$33,892 for 132 sqft less living space and -$124,420 for no garage. Net adjustment: -$158,312.

605 CIRCLE AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 992 sqft Built 1940
Raw Value $377,498
Adjusted Value $386,853

Adjusted -$21,568 for 84 sqft less living space and +$30,923 for being newer. Net adjustment: +$9,355.

620 CIRCLE AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 910 sqft Built 1940
Raw Value $338,320
Adjusted Value $244,309

Adjusted -$514 for 2 sqft less living space and +$30,923 for being newer and -$124,420 for no garage. Net adjustment: -$94,011.

1410 CIRCLE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 1,140 sqft Built 1950
Raw Value $230,464
Adjusted Value $170,895

Adjusted -$59,569 for 232 sqft less living space. Net adjustment: -$59,569.

625 CIRCLE AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 1,055 sqft Built 1940
Raw Value $422,495
Adjusted Value $415,674

Adjusted -$37,744 for 147 sqft less living space and +$30,923 for being newer. Net adjustment: -$6,821.

The Neighborhood

This home is valued 9.9% below the R701575F - OLD TOWN ROUND ROCK median of $319,256. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 4.3% over the past year.

R701575F - OLD TOWN ROUND ROCK

typical
360 Properties
$319,256 Median Value
+4.3% YoY Change
5% Have Pool
24% Have Garage
This Home
$287,721
Median
$319,256

This home is -9.9% 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%$298
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 $244,309 would pay approximately $1,525 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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