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920 CENTERRA HILLS CIR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,552 sqftBuilt 2019

Property at a Glance

This home is estimated between $119,054 and $502,341, with a best estimate of $225,702. That places the property below the R468517C - SUMMIT AT ROUND ROCK median of $387,362, in a neighborhood that declined 8.1% over the past year.

Estimated Value Range

$119,054 $502,341
Best Estimate
$225,702
WCAD Value
$436,009
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R468517C - SUMMIT AT ROUND ROCK. The estimated range of $119,054 and $502,341 should be treated as a rough guide.

Comparable Properties (5)

4 bed 2 bath 1,558 sqft Built 2013
Raw Value $578,268
Adjusted Value $502,341

Adjusted -$1,264 for 6 sqft less living space and -$74,663 for being older. Net adjustment: -$75,927.

3 bed 2 bath 1,580 sqft Built 2002
Raw Value $336,498
Adjusted Value $119,054

Adjusted -$5,899 for 28 sqft less living space and -$211,545 for being older. Net adjustment: -$217,444.

4 bed 2 bath 1,563 sqft Built 2010
Raw Value $462,274
Adjusted Value $347,961

Adjusted -$2,318 for 11 sqft less living space and -$111,995 for being older. Net adjustment: -$114,313.

3 bed 2 bath 1,819 sqft Built 2011
Raw Value $357,478
Adjusted Value $201,674

Adjusted -$56,253 for 267 sqft less living space and -$99,551 for being older. Net adjustment: -$155,804.

3 bed 2 bath 1,841 sqft Built 2010
Raw Value $398,585
Adjusted Value $225,702

Adjusted -$60,888 for 289 sqft less living space and -$111,995 for being older. Net adjustment: -$172,883.

The Neighborhood

This home is valued 12.6% above the R468517C - SUMMIT AT ROUND ROCK median of $387,362. With 65 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 8.1% over the past year.

R468517C - SUMMIT AT ROUND ROCK

typical
65 Properties
$387,362 Median Value
-8.1% YoY Change
0% Have Pool
100% Have Garage
This Home
$436,009
Median
$387,362

This home is +12.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,845 across all districts. With a homestead exemption claimed, that drops to $6,514 — saving $1,331 per year. That's $543 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%$3,894
Round RockCity0.3720%$1,622
Williamson CountyCounty0.3694%$1,611
Austin Community Collegespecial0.1034%$451
Williamson County FM/RdCounty0.0443%$193
Upper Brushy Creek WCIDWater0.0170%$74
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,845

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $225,702 would pay approximately $1,409 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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