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900 LAWNMONT DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,049 sqftBuilt 1983

Property at a Glance

This home is estimated between $150,093 and $349,582, with a best estimate of $253,375. 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

$150,093 $349,582
Best Estimate
$253,375
WCAD Value
$276,219
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $150,093 and $349,582. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

900 FIELDSTONE PL, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,546 sqft Built 1984
Raw Value $264,911
Adjusted Value $150,093

Adjusted -$114,470 for 497 sqft less living space and -$348 for being older. Net adjustment: -$114,818.

900 FERNDALE DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 1 bath 1,224 sqft Built 1980
Raw Value $272,246
Adjusted Value $232,985

Adjusted -$40,306 for 175 sqft less living space and +$1,045 for being newer. Net adjustment: -$39,261.

3 bed 2 bath 958 sqft Built 1986
Raw Value $303,750
Adjusted Value $323,664

Adjusted +$20,959 for 91 sqft more living space and -$1,045 for being older. Net adjustment: +$19,914.

900 GREENBRIAR LOOP, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 1,016 sqft Built 1984
Raw Value $246,122
Adjusted Value $253,375

Adjusted +$7,601 for 33 sqft more living space and -$348 for being older. Net adjustment: +$7,253.

902 GREENBRIAR LOOP, ROUND ROCK, TX 78664
0.01 mi 100% similar Same subdivision
3 bed 2 bath 650 sqft Built 1984
Raw Value $258,032
Adjusted Value $349,582

Adjusted +$91,898 for 399 sqft more living space and -$348 for being older. Net adjustment: +$91,550.

The Neighborhood

This home is valued 3.9% 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
$276,219
Median
$265,799

This home is +3.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $4,970 across all districts. With a homestead exemption claimed, that drops to $3,669 — saving $1,301 per year. That's $306 per month a buyer should budget. The assessed value increased +12.0% vs the subdivision average of -10.6%. This above-average increase gives a protest opportunity score of 75 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$2,467
Round RockCity0.3720%$1,028
Williamson CountyCounty0.3694%$1,020
Austin Community Collegespecial0.1034%$286
Williamson County FM/RdCounty0.0443%$122
Upper Brushy Creek WCIDWater0.0170%$47
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$4,970
75 / 100

There may be a strong case to protest this appraisal.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $253,375 would pay approximately $1,582 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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