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609 CAMBRIDGE DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,738 sqftBuilt 1978

Property at a Glance

This home is estimated between $277,208 and $370,371, with a best estimate of $319,288. That places the property above the R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER median of $312,111, in a neighborhood that declined 9.7% over the past year.

Estimated Value Range

$277,208 $370,371
Best Estimate
$319,288
WCAD Value
$381,316
High Confidence

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

Based on 5 comparable properties in R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER, this home's estimated market value is between $277,208 and $370,371. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

806 CAMBRIDGE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,555 sqft Built 1978
Raw Value $280,841
Adjusted Value $319,288

Adjusted +$38,447 for 183 sqft more living space. Net adjustment: +$38,447.

602 CAMBRIDGE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2,040 sqft Built 1978
Raw Value $340,655
Adjusted Value $277,208

Adjusted -$63,447 for 302 sqft less living space. Net adjustment: -$63,447.

808 CAMBRIDGE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,705 sqft Built 1978
Raw Value $285,844
Adjusted Value $292,777

Adjusted +$6,933 for 33 sqft more living space. Net adjustment: +$6,933.

701 CAMBRIDGE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,508 sqft Built 1978
Raw Value $309,856
Adjusted Value $358,177

Adjusted +$48,321 for 230 sqft more living space. Net adjustment: +$48,321.

700 CAMBRIDGE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,381 sqft Built 1983
Raw Value $295,010
Adjusted Value $370,371

Adjusted +$75,002 for 357 sqft more living space and +$359 for being newer. Net adjustment: +$75,361.

The Neighborhood

This home is valued 22.2% above the R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER median of $312,111. With 459 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.7% over the past year.

R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER

above average
459 Properties
$312,111 Median Value
-9.7% YoY Change
2% Have Pool
94% Have Garage
This Home
$381,316
Median
$312,111

This home is +22.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,861 across all districts. With a homestead exemption claimed, that drops to $5,540 — saving $1,321 per year. That's $462 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%$3,406
Round RockCity0.3720%$1,418
Williamson CountyCounty0.3694%$1,409
Austin Community Collegespecial0.1034%$394
Williamson County FM/RdCounty0.0443%$169
Upper Brushy Creek WCIDWater0.0170%$65
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,861

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $319,288 would pay approximately $1,993 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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