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1002 MARTIN AVE, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed1,120 sqftBuilt 2002

Property at a Glance

This home is estimated between $102,624 and $483,657, with a best estimate of $367,515. 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

$102,624 $483,657
Best Estimate
$367,515
WCAD Value
$91,081
Low Confidence

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

There are 5 comparable properties within range, but none are in AM20SLXI - MH - SGT/SHU/SRR. The estimated range of $102,624 and $483,657 should be treated as a rough guide.

Comparable Properties (5)

3 bed 1,216 sqft Built 2024
Raw Value $64,815
Adjusted Value $102,624

Adjusted -$13,236 for 96 sqft less living space and +$51,045 for being newer. Net adjustment: +$37,809.

4 bed 3 bath 1,467 sqft Built 2019
Raw Value $492,055
Adjusted Value $483,657

Adjusted -$47,842 for 347 sqft less living space and +$39,444 for being newer. Net adjustment: -$8,398.

3 bed 2 bath 1,725 sqft Built 2020
Raw Value $409,164
Adjusted Value $367,515

Adjusted -$83,413 for 605 sqft less living space and +$41,764 for being newer. Net adjustment: -$41,649.

4 bed 3 bath 1,678 sqft Built 2017
Raw Value $523,813
Adjusted Value $481,683

Adjusted -$76,933 for 558 sqft less living space and +$34,803 for being newer. Net adjustment: -$42,130.

3 bed 2 bath 2,129 sqft Built 2017
Raw Value $466,153
Adjusted Value $361,843

Adjusted -$139,113 for 1,009 sqft less living space and +$34,803 for being newer. Net adjustment: -$104,310.

The Neighborhood

This home is valued 61.0% below the AM20SLXI - MH - SGT/SHU/SRR median of $233,506. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 30.5% over the past year.

AM20SLXI - MH - SGT/SHU/SRR

outlier low
471 Properties
$233,506 Median Value
+30.5% YoY Change
2% Have Pool
3% Have Garage
This Home
$91,081
Median
$233,506

This home is -61.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $1,310 across all districts. With a homestead exemption claimed, that drops to $526 — saving $784 per year. That's $44 per month a buyer should budget. The assessed value increased +27.4% vs the subdivision average of +30.5%. This increase gives a protest opportunity score of 30 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$766
Williamson CountyCounty0.3694%$317
Austin Community Collegespecial0.1034%$89
Williamson County ESD #9 - Round RockESD0.0999%$86
Williamson County FM/RdCounty0.0443%$38
Upper Brushy Creek WCIDWater0.0170%$15
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$1,310
30 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $367,515 would pay approximately $2,294 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 4/17/2026.

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