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

3955 GRAYLING LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,896 sqftBuilt 1993

Property at a Glance

This home is estimated between $423,060 and $680,062, with a best estimate of $462,397. That places the property above 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

$423,060 $680,062
Best Estimate
$462,397
WCAD Value
$589,360
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 $423,060 and $680,062 should be treated as a rough guide.

Comparable Properties (5)

4 bed 2 bath 1,934 sqft Built 1978
Raw Value $484,482
Adjusted Value $527,069

Adjusted -$10,699 for 38 sqft less living space and +$53,286 for being newer. Net adjustment: +$42,587.

3 bed 2 bath 1,877 sqft Built 1984
Raw Value $405,447
Adjusted Value $442,768

Adjusted +$5,350 for 19 sqft more living space and +$31,971 for being newer. Net adjustment: +$37,321.

3 bed 2 bath 1,675 sqft Built 1995
Raw Value $367,941
Adjusted Value $423,060

Adjusted +$62,224 for 221 sqft more living space and -$7,105 for being older. Net adjustment: +$55,119.

3 bed 2 bath 1,584 sqft Built 1995
Raw Value $381,657
Adjusted Value $462,397

Adjusted +$87,845 for 312 sqft more living space and -$7,105 for being older. Net adjustment: +$80,740.

4 bed 2 bath 1,657 sqft Built 1978
Raw Value $559,484
Adjusted Value $680,062

Adjusted +$67,292 for 239 sqft more living space and +$53,286 for being newer. Net adjustment: +$120,578.

The Neighborhood

This home is valued 31.1% above the L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C median of $449,628. With 904 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 2.9% over the past year.

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

above average
904 Properties
$449,628 Median Value
-2.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$589,360
Median
$449,628

This home is +31.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,399 across all districts. With a homestead exemption claimed, that drops to $9,768 — saving $1,631 per year. That's $814 per month a buyer should budget. The assessed value increased +7.2% vs the subdivision average of -2.9%. This above-average increase gives a protest opportunity score of 65 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$6,406
Williamson CountyCounty0.3694%$2,177
Vista Oaks MUDMUD0.2131%$1,256
Austin Community Collegespecial0.1034%$609
Williamson County ESD #9 - Round RockESD0.0999%$589
Williamson County FM/RdCounty0.0443%$261
Upper Brushy Creek WCIDWater0.0170%$100
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9341%$11,399
65 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $462,397 would pay approximately $2,886 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