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902 MARTIN AVE, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed1,232 sqftBuilt 2001

Property at a Glance

This home is estimated between $69,040 and $534,141, with a best estimate of $430,689. 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

$69,040 $534,141
Best Estimate
$430,689
WCAD Value
$91,266
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 $69,040 and $534,141 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,220 sqft Built 1998
Raw Value $435,996
Adjusted Value $430,689

Adjusted +$1,654 for 12 sqft more living space and -$6,961 for being older. Net adjustment: -$5,307.

3 bed 1,140 sqft Built 2007
Raw Value $42,435
Adjusted Value $69,040

Adjusted +$12,684 for 92 sqft more living space and +$13,921 for being newer. Net adjustment: +$26,605.

4 bed 3 bath 1,285 sqft Built 2000
Raw Value $543,768
Adjusted Value $534,141

Adjusted -$7,307 for 53 sqft less living space and -$2,320 for being older. Net adjustment: -$9,627.

4 bed 2 bath 1,212 sqft Built 1993
Raw Value $508,625
Adjusted Value $492,820

Adjusted +$2,757 for 20 sqft more living space and -$18,562 for being older. Net adjustment: -$15,805.

4 bed 2 bath 1,417 sqft Built 1999
Raw Value $452,011
Adjusted Value $421,865

Adjusted -$25,506 for 185 sqft less living space and -$4,640 for being older. Net adjustment: -$30,146.

The Neighborhood

This home is valued 60.9% 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
$91,266
Median
$233,506

This home is -60.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $1,206 across all districts. With a homestead exemption claimed, that drops to $482 — saving $724 per year. That's $40 per month a buyer should budget. The assessed value increased +27.1% 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%$705
Williamson CountyCounty0.3694%$292
Austin Community Collegespecial0.1034%$82
Williamson County ESD #9 - Round RockESD0.0999%$79
Williamson County FM/RdCounty0.0443%$35
Upper Brushy Creek WCIDWater0.0170%$13
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$1,206
30 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $430,689 would pay approximately $2,688 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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