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837 CENTERRA HILLS CIR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,511 sqftBuilt 2019

Property at a Glance

This home is estimated between $110,416 and $493,703, with a best estimate of $339,323. 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

$110,416 $493,703
Best Estimate
$339,323
WCAD Value
$419,053
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 $110,416 and $493,703 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 $493,703

Adjusted -$9,902 for 47 sqft less living space and -$74,663 for being older. Net adjustment: -$84,565.

3 bed 2 bath 1,580 sqft Built 2002
Raw Value $336,498
Adjusted Value $110,416

Adjusted -$14,537 for 69 sqft less living space and -$211,545 for being older. Net adjustment: -$226,082.

4 bed 2 bath 1,563 sqft Built 2010
Raw Value $462,274
Adjusted Value $339,323

Adjusted -$10,956 for 52 sqft less living space and -$111,995 for being older. Net adjustment: -$122,951.

3 bed 2 bath 1,819 sqft Built 2011
Raw Value $357,478
Adjusted Value $193,036

Adjusted -$64,891 for 308 sqft less living space and -$99,551 for being older. Net adjustment: -$164,442.

4 bed 2 bath 1,461 sqft Built 2007
Raw Value $493,427
Adjusted Value $354,635

Adjusted +$10,534 for 50 sqft more living space and -$149,326 for being older. Net adjustment: -$138,792.

The Neighborhood

This home is valued 8.2% 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
$419,053
Median
$387,362

This home is +8.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,540 across all districts. With a homestead exemption claimed, that drops to $6,212 — saving $1,328 per year. That's $518 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%$3,743
Round RockCity0.3720%$1,559
Williamson CountyCounty0.3694%$1,548
Austin Community Collegespecial0.1034%$433
Williamson County FM/RdCounty0.0443%$186
Upper Brushy Creek WCIDWater0.0170%$71
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,540

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $339,323 would pay approximately $2,118 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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