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1110 MARTIN AVE, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2,294 sqftBuilt 1996

Property at a Glance

This home is estimated between $364,061 and $661,058, with a best estimate of $548,907. 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

$364,061 $661,058
Best Estimate
$548,907
WCAD Value
$698,305
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 $364,061 and $661,058 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,763 sqft Built 1996
Raw Value $290,851
Adjusted Value $364,061

Adjusted +$73,210 for 531 sqft more living space. Net adjustment: +$73,210.

3 bed 2 bath 2,165 sqft Built 2017
Raw Value $473,551
Adjusted Value $540,060

Adjusted +$17,785 for 129 sqft more living space and +$48,724 for being newer. Net adjustment: +$66,509.

3 bed 2 bath 2,247 sqft Built 2018
Raw Value $491,382
Adjusted Value $548,907

Adjusted +$6,480 for 47 sqft more living space and +$51,045 for being newer. Net adjustment: +$57,525.

3 bed 3 bath 2,284 sqft Built 2021
Raw Value $492,680
Adjusted Value $552,064

Adjusted +$1,379 for 10 sqft more living space and +$58,005 for being newer. Net adjustment: +$59,384.

3 bed 2 bath 2,382 sqft Built 2020
Raw Value $617,506
Adjusted Value $661,058

Adjusted -$12,133 for 88 sqft less living space and +$55,685 for being newer. Net adjustment: +$43,552.

The Neighborhood

This home is valued 199.1% 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
$698,305
Median
$233,506

This home is +199.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,206 across all districts. With a homestead exemption claimed, that drops to $6,856 — saving $1,350 per year. That's $571 per month a buyer should budget. The assessed value increased +41.0% 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%$4,799
Williamson CountyCounty0.3694%$1,985
Austin Community Collegespecial0.1034%$556
Williamson County ESD #9 - Round RockESD0.0999%$537
Williamson County FM/RdCounty0.0443%$238
Upper Brushy Creek WCIDWater0.0170%$91
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$8,206
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 $548,907 would pay approximately $3,426 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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