Beta Williamson County, TX only — data and coverage are limited during early access.

1096 MARTIN AVE, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed1,216 sqftBuilt 2025

Property at a Glance

This home is estimated between $40,012 and $324,470, with a best estimate of $157,897. That places the property below the AM30DDXI - MH- SFL/SJA median of $229,079, in a neighborhood that appreciated 26.8% over the past year.

Estimated Value Range

$40,012 $324,470
Best Estimate
$157,897
WCAD Value
$132,964
Low Confidence

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

There are 5 comparable properties within range, but none are in AM30DDXI - MH- SFL/SJA. The estimated range of $40,012 and $324,470 should be treated as a rough guide.

Comparable Properties (5)

3 bed 1,216 sqft Built 2024
Raw Value $64,815
Adjusted Value $62,073

Adjusted -$2,742 for being older. Net adjustment: -$2,742.

3 bed 1,120 sqft Built 2002
Raw Value $91,081
Adjusted Value $40,012

Adjusted +$11,993 for 96 sqft more living space and -$63,062 for being older. Net adjustment: -$51,069.

4 bed 3 bath 1,467 sqft Built 2019
Raw Value $492,055
Adjusted Value $324,470

Adjusted -$31,356 for 251 sqft less living space and -$16,451 for being older and -$119,778 for no garage. Net adjustment: -$167,585.

3 bed 2 bath 1,725 sqft Built 2020
Raw Value $409,164
Adjusted Value $212,090

Adjusted -$63,587 for 509 sqft less living space and -$13,709 for being older and -$119,778 for no garage. Net adjustment: -$197,074.

3 bed 2 bath 2,052 sqft Built 2020
Raw Value $467,015
Adjusted Value $157,897

Adjusted -$104,437 for 836 sqft less living space and -$13,709 for being older and -$71,194 for no pool and -$119,778 for no garage. Net adjustment: -$309,118.

The Neighborhood

This home is valued 42.0% below the AM30DDXI - MH- SFL/SJA median of $229,079. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 26.8% over the past year.

AM30DDXI - MH- SFL/SJA

below average
860 Properties
$229,079 Median Value
+26.8% YoY Change
1% Have Pool
2% Have Garage
This Home
$132,964
Median
$229,079

This home is -42.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $2,031 across all districts. With a homestead exemption claimed, that drops to $819 — saving $1,212 per year. That's $68 per month a buyer should budget.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$1,188
Williamson CountyCounty0.3694%$491
Austin Community Collegespecial0.1034%$137
Williamson County ESD #9 - Round RockESD0.0999%$133
Williamson County FM/RdCounty0.0443%$59
Upper Brushy Creek WCIDWater0.0170%$23
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$2,031
50 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $157,897 would pay approximately $986 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.

View full property details