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908 SUMMIT ST, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath3,392 sqftBuilt 1957

Property at a Glance

This home is estimated between $579,834 and $1,073,046, with a best estimate of $675,227. That places the property below the R20QC - CHURCH- East Round Rock median of $3,933,377, in a neighborhood that appreciated 11.4% over the past year.

Estimated Value Range

$579,834 $1,073,046
Best Estimate
$675,227
WCAD Value
$734,382
Low Confidence

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

There are 5 comparable properties within range, but none are in R20QC - CHURCH- East Round Rock. The estimated range of $579,834 and $1,073,046 should be treated as a rough guide.

Comparable Properties (5)

3 bed 3 bath 3,830 sqft Built 1961
Raw Value $745,379
Adjusted Value $579,834

Adjusted -$105,757 for 438 sqft less living space and +$405 for being newer and -$60,193 for no garage. Net adjustment: -$165,545.

3 bed 2 bath 2,173 sqft Built 1977
Raw Value $403,848
Adjusted Value $640,011

Adjusted +$294,333 for 1,219 sqft more living space and +$2,023 for being newer and -$60,193 for no garage. Net adjustment: +$236,163.

3 bed 2 bath 1,836 sqft Built 1973
Raw Value $358,099
Adjusted Value $675,227

Adjusted +$375,703 for 1,556 sqft more living space and +$1,618 for being newer and -$60,193 for no garage. Net adjustment: +$317,128.

3 bed 2 bath 1,360 sqft Built 1984
Raw Value $579,679
Adjusted Value $1,073,046

Adjusted +$490,636 for 2,032 sqft more living space and +$2,731 for being newer. Net adjustment: +$493,367.

2 bed 2 bath 1,152 sqft Built 1950
Raw Value $412,236
Adjusted Value $952,386

Adjusted +$540,858 for 2,240 sqft more living space and -$708 for being older. Net adjustment: +$540,150.

The Neighborhood

This home is valued 81.3% below the R20QC - CHURCH- East Round Rock median of $3,933,377. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 11.4% over the past year.

R20QC - CHURCH- East Round Rock

outlier low
8 Properties
$3,933,377 Median Value
+11.4% YoY Change
25% Have Pool
38% Have Garage
This Home
$734,382
Median
$3,933,377

This home is -81.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $13,214 across all districts. With a homestead exemption claimed, that drops to $11,828 — saving $1,386 per year. That's $986 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%$6,559
Round RockCity0.3720%$2,732
Williamson CountyCounty0.3694%$2,713
Austin Community Collegespecial0.1034%$759
Williamson County FM/RdCounty0.0443%$326
Upper Brushy Creek WCIDWater0.0170%$125
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$13,214

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $675,227 would pay approximately $4,215 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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