Beta Williamson County, TX only — data and coverage are limited during early access.

607 PECAN AVE, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

5 bed8 bath2,336 sqftBuilt 2016

Property at a Glance

This home is estimated between $464,625 and $723,592, with a best estimate of $658,954. That places the property above the G437X - Williamson Multifamily 3 or More Units median of $571,543, in a neighborhood that declined 9.1% over the past year.

Estimated Value Range

$464,625 $723,592
Best Estimate
$658,954
WCAD Value
$1,010,656
Low Confidence

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

There are 5 comparable properties within range, but none are in G437X - Williamson Multifamily 3 or More Units. The estimated range of $464,625 and $723,592 should be treated as a rough guide.

Comparable Properties (5)

4 bed 4 bath 2,292 sqft Built 1997
Raw Value $456,372
Adjusted Value $528,515

Adjusted +$11,924 for 44 sqft more living space and +$60,219 for being newer. Net adjustment: +$72,143.

4 bed 2 bath 2,033 sqft Built 2005
Raw Value $347,649
Adjusted Value $464,625

Adjusted +$82,112 for 303 sqft more living space and +$34,864 for being newer. Net adjustment: +$116,976.

5 bed 3 bath 1,642 sqft Built 2025
Raw Value $499,407
Adjusted Value $658,954

Adjusted +$188,072 for 694 sqft more living space and -$28,525 for being older. Net adjustment: +$159,547.

5 bed 3 bath 1,642 sqft Built 2025
Raw Value $500,285
Adjusted Value $659,832

Adjusted +$188,072 for 694 sqft more living space and -$28,525 for being older. Net adjustment: +$159,547.

4 bed 2 bath 1,779 sqft Built 2012
Raw Value $559,969
Adjusted Value $723,592

Adjusted +$150,945 for 557 sqft more living space and +$12,678 for being newer. Net adjustment: +$163,623.

The Neighborhood

This home is valued 76.8% above the G437X - Williamson Multifamily 3 or More Units median of $571,543. With 231 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.1% over the past year.

G437X - Williamson Multifamily 3 or More Units

outlier high
231 Properties
$571,543 Median Value
-9.1% YoY Change
0% Have Pool
33% Have Garage
This Home
$1,010,656
Median
$571,543

This home is +76.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $18,184 across all districts. With a homestead exemption claimed, that drops to $16,747 — saving $1,437 per year. That's $1,396 per month a buyer should budget. The assessed value increased -1.3% vs the subdivision average of -9.1%. This above-average increase gives a protest opportunity score of 39 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$9,026
Round RockCity0.3720%$3,760
Williamson CountyCounty0.3694%$3,734
Austin Community Collegespecial0.1034%$1,045
Williamson County FM/RdCounty0.0443%$448
Upper Brushy Creek WCIDWater0.0170%$172
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$18,184
39 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $658,954 would pay approximately $4,113 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.

View full property details