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

3939 GRAYLING LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,020 sqftBuilt 1994

Property at a Glance

This home is estimated between $239,723 and $451,926, with a best estimate of $314,971. That places the property below the L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C median of $449,628, in a neighborhood that declined 2.9% over the past year.

Estimated Value Range

$239,723 $451,926
Best Estimate
$314,971
WCAD Value
$432,634
Low Confidence

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

There are 5 comparable properties within range, but none are in L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C. The estimated range of $239,723 and $451,926 should be treated as a rough guide.

Comparable Properties (5)

4 bed 2 bath 1,186 sqft Built 1994
Raw Value $407,186
Adjusted Value $360,448

Adjusted -$46,738 for 166 sqft less living space. Net adjustment: -$46,738.

3 bed 2 bath 940 sqft Built 2002
Raw Value $457,821
Adjusted Value $451,926

Adjusted +$22,524 for 80 sqft more living space and -$28,419 for being older. Net adjustment: -$5,895.

3 bed 2 bath 1,133 sqft Built 1979
Raw Value $293,501
Adjusted Value $314,971

Adjusted -$31,816 for 113 sqft less living space and +$53,286 for being newer. Net adjustment: +$21,470.

3 bed 2 bath 1,212 sqft Built 1982
Raw Value $268,403
Adjusted Value $256,973

Adjusted -$54,059 for 192 sqft less living space and +$42,629 for being newer. Net adjustment: -$11,430.

3 bed 2 bath 1,254 sqft Built 1984
Raw Value $270,083
Adjusted Value $239,723

Adjusted -$65,884 for 234 sqft less living space and +$35,524 for being newer. Net adjustment: -$30,360.

The Neighborhood

This home is valued 3.8% below the L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C median of $449,628. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 2.9% over the past year.

L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C

typical
904 Properties
$449,628 Median Value
-2.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$432,634
Median
$449,628

This home is -3.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,368 across all districts. With a homestead exemption claimed, that drops to $6,766 — saving $1,602 per year. That's $564 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
Leander ISDSchool1.0869%$4,702
Williamson CountyCounty0.3694%$1,598
Vista Oaks MUDMUD0.2131%$922
Austin Community Collegespecial0.1034%$447
Williamson County ESD #9 - Round RockESD0.0999%$432
Williamson County FM/RdCounty0.0443%$192
Upper Brushy Creek WCIDWater0.0170%$74
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9341%$8,368

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $314,971 would pay approximately $1,966 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