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

1400 LAWNMONT DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

2 bed1 bath880 sqftBuilt 1981

Property at a Glance

This home is estimated between $179,765 and $309,899, with a best estimate of $220,110. That places the property below the R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE median of $265,799, in a neighborhood that declined 10.6% over the past year.

Estimated Value Range

$179,765 $309,899
Best Estimate
$220,110
WCAD Value
$269,713
Low Confidence

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

There are 5 comparable properties within range, but none are in R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE. The estimated range of $179,765 and $309,899 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 986 sqft Built 1984
Raw Value $335,358
Adjusted Value $309,899

Adjusted -$24,414 for 106 sqft less living space and -$1,045 for being older. Net adjustment: -$25,459.

2 bed 2 bath 1,387 sqft Built 1979
Raw Value $336,186
Adjusted Value $220,110

Adjusted -$116,773 for 507 sqft less living space and +$697 for being newer. Net adjustment: -$116,076.

3 bed 2 bath 1,193 sqft Built 1984
Raw Value $266,748
Adjusted Value $193,612

Adjusted -$72,091 for 313 sqft less living space and -$1,045 for being older. Net adjustment: -$73,136.

3 bed 2 bath 937 sqft Built 2002
Raw Value $311,293
Adjusted Value $290,851

Adjusted -$13,128 for 57 sqft less living space and -$7,314 for being older. Net adjustment: -$20,442.

3 bed 2 bath 1,244 sqft Built 1982
Raw Value $263,950
Adjusted Value $179,765

Adjusted -$83,837 for 364 sqft less living space and -$348 for being older. Net adjustment: -$84,185.

The Neighborhood

This home is valued 1.5% above the R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE median of $265,799. With 1,079 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 10.6% over the past year.

R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE

typical
1,079 Properties
$265,799 Median Value
-10.6% YoY Change
2% Have Pool
90% Have Garage
This Home
$269,713
Median
$265,799

This home is +1.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $4,853 across all districts. With a homestead exemption claimed, that drops to $3,553 — saving $1,300 per year. That's $296 per month a buyer should budget. The assessed value increased -3.6% vs the subdivision average of -10.6%. This above-average increase gives a protest opportunity score of 35 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$2,409
Round RockCity0.3720%$1,003
Williamson CountyCounty0.3694%$996
Austin Community Collegespecial0.1034%$279
Williamson County FM/RdCounty0.0443%$120
Upper Brushy Creek WCIDWater0.0170%$46
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$4,853
35 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $220,110 would pay approximately $1,374 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