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1201 LYNDA SUE ST, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed3,920 sqftBuilt 1986

Property at a Glance

This home is estimated between $493,147 and $692,569, with a best estimate of $674,813. That places the property above the AM20SLXI - MH - SGT/SHU/SRR median of $233,506, in a neighborhood that appreciated 30.5% over the past year.

Estimated Value Range

$493,147 $692,569
Best Estimate
$674,813
WCAD Value
$397,437
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in AM20SLXI - MH - SGT/SHU/SRR. The estimated range of $493,147 and $692,569 should be treated as a rough guide.

Comparable Properties (5)

3 bed 1 bath 1,920 sqft Built 1983
Raw Value $245,124
Adjusted Value $513,907

Adjusted +$275,744 for 2,000 sqft more living space and -$6,961 for being older. Net adjustment: +$268,783.

3 bed 2 bath 2,156 sqft Built 1992
Raw Value $435,442
Adjusted Value $692,569

Adjusted +$243,206 for 1,764 sqft more living space and +$13,921 for being newer. Net adjustment: +$257,127.

3 bed 2 bath 1,982 sqft Built 1989
Raw Value $403,133
Adjusted Value $677,290

Adjusted +$267,196 for 1,938 sqft more living space and +$6,961 for being newer. Net adjustment: +$274,157.

3 bed 2 bath 2,042 sqft Built 1992
Raw Value $401,968
Adjusted Value $674,813

Adjusted +$258,924 for 1,878 sqft more living space and +$13,921 for being newer. Net adjustment: +$272,845.

1100 LYNDA SUE ST, ROUND ROCK, TX 78681
0.00 mi 64% similar Same subdivision
3 bed 1,344 sqft Built 2000
Raw Value $105,506
Adjusted Value $493,147

Adjusted +$355,158 for 2,576 sqft more living space and +$32,483 for being newer. Net adjustment: +$387,641.

The Neighborhood

This home is valued 70.2% above the AM20SLXI - MH - SGT/SHU/SRR median of $233,506. With 471 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 30.5% over the past year.

AM20SLXI - MH - SGT/SHU/SRR

outlier high
471 Properties
$233,506 Median Value
+30.5% YoY Change
2% Have Pool
3% Have Garage
This Home
$397,437
Median
$233,506

This home is +70.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $2,729 across all districts. With a homestead exemption claimed, that drops to $1,445 — saving $1,284 per year. That's $120 per month a buyer should budget. The assessed value increased +67.8% vs the subdivision average of +30.5%. This above-average increase gives a protest opportunity score of 100 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$1,596
Williamson CountyCounty0.3694%$660
Austin Community Collegespecial0.1034%$185
Williamson County ESD #9 - Round RockESD0.0999%$179
Williamson County FM/RdCounty0.0443%$79
Upper Brushy Creek WCIDWater0.0170%$30
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$2,729
100 / 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 $674,813 would pay approximately $4,212 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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