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600 CR 117, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath1,440 sqftBuilt 1979

Property at a Glance

This home is estimated between $157,289 and $769,440, with a best estimate of $174,174. That places the property below the R002D78G - East Round Rock Williamson Co Abstracts lt 20 Acs median of $594,322, in a neighborhood that declined 11.1% over the past year.

Estimated Value Range

$157,289 $769,440
Best Estimate
$174,174
WCAD Value
$880,219
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R002D78G - East Round Rock Williamson Co Abstracts lt 20 Acs. The estimated range of $157,289 and $769,440 should be treated as a rough guide.

Comparable Properties (5)

800 CR 117, ROUND ROCK, TX 78665
0.00 mi 97% similar Same subdivision
3 bed 2 bath 2,383 sqft Built 1978
Raw Value $897,577
Adjusted Value $491,271

Adjusted -$310,093 for 943 sqft less living space and +$3,840 for being newer and -$100,053 for no garage. Net adjustment: -$406,306.

4 bed 2 bath 1,413 sqft Built 2001
Raw Value $349,822
Adjusted Value $174,174

Adjusted +$8,879 for 27 sqft more living space and -$84,474 for being older and -$100,053 for no garage. Net adjustment: -$175,648.

4 bed 2 bath 1,467 sqft Built 2002
Raw Value $354,534
Adjusted Value $157,289

Adjusted -$8,879 for 27 sqft less living space and -$88,313 for being older and -$100,053 for no garage. Net adjustment: -$197,245.

4 bed 2 bath 1,482 sqft Built 2002
Raw Value $370,590
Adjusted Value $168,413

Adjusted -$13,811 for 42 sqft less living space and -$88,313 for being older and -$100,053 for no garage. Net adjustment: -$202,177.

4 bed 2 bath 1,988 sqft Built 2001
Raw Value $1,134,170
Adjusted Value $769,440

Adjusted -$180,203 for 548 sqft less living space and -$84,474 for being older and -$100,053 for no garage. Net adjustment: -$364,730.

The Neighborhood

This home is valued 48.1% above the R002D78G - East Round Rock Williamson Co Abstracts lt 20 Acs median of $594,322. With 82 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 11.1% over the past year.

R002D78G - East Round Rock Williamson Co Abstracts lt 20 Acs

above average
82 Properties
$594,322 Median Value
-11.1% YoY Change
1% Have Pool
43% Have Garage
This Home
$880,219
Median
$594,322

This home is +48.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,558 across all districts. With a homestead exemption claimed, that drops to $11,156 — saving $1,402 per year. That's $930 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%$7,344
Williamson CountyCounty0.3694%$3,038
Austin Community Collegespecial0.1034%$850
Williamson County ESD #9 - Round RockESD0.0999%$822
Williamson County FM/RdCounty0.0443%$365
Upper Brushy Creek WCIDWater0.0170%$140
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$12,558

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $174,174 would pay approximately $1,087 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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