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422 CHISHOLM VALLEY DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,743 sqftBuilt 1977

Property at a Glance

This home is estimated between $262,882 and $579,027, with a best estimate of $353,068. That places the property below the R120X - Round Rock West Above 45 - Duplex median of $434,714, in a neighborhood that declined 1.8% over the past year.

Estimated Value Range

$262,882 $579,027
Best Estimate
$353,068
WCAD Value
$341,554
Low Confidence

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

There are 5 comparable properties within range, but none are in R120X - Round Rock West Above 45 - Duplex. The estimated range of $262,882 and $579,027 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,810 sqft Built 1977
Raw Value $276,505
Adjusted Value $262,882

Adjusted -$13,623 for 67 sqft less living space. Net adjustment: -$13,623.

3 bed 2 bath 1,555 sqft Built 1977
Raw Value $334,708
Adjusted Value $353,068

Adjusted +$38,226 for 188 sqft more living space and -$19,866 for no garage. Net adjustment: +$18,360.

3 bed 1,660 sqft Built 1978
Raw Value $271,885
Adjusted Value $266,390

Adjusted +$16,876 for 83 sqft more living space and -$2,505 for being older and -$19,866 for no garage. Net adjustment: -$5,495.

3 bed 2 bath 2,030 sqft Built 1979
Raw Value $542,422
Adjusted Value $459,191

Adjusted -$58,355 for 287 sqft less living space and -$5,010 for being older and -$19,866 for no garage. Net adjustment: -$83,231.

4 bed 2 bath 1,647 sqft Built 1976
Raw Value $576,868
Adjusted Value $579,027

Adjusted +$19,520 for 96 sqft more living space and +$2,505 for being newer and -$19,866 for no garage. Net adjustment: +$2,159.

The Neighborhood

This home is valued 21.4% below the R120X - Round Rock West Above 45 - Duplex median of $434,714. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 1.8% over the past year.

R120X - Round Rock West Above 45 - Duplex

below average
295 Properties
$434,714 Median Value
-1.8% YoY Change
0% Have Pool
84% Have Garage
This Home
$341,554
Median
$434,714

This home is -21.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,145 across all districts. With a homestead exemption claimed, that drops to $4,832 — saving $1,313 per year. That's $403 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%$3,050
Round RockCity0.3720%$1,271
Williamson CountyCounty0.3694%$1,262
Austin Community Collegespecial0.1034%$353
Williamson County FM/RdCounty0.0443%$151
Upper Brushy Creek WCIDWater0.0170%$58
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,145

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $353,068 would pay approximately $2,204 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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