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918 MARTIN AVE, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed1,568 sqftBuilt 2025

Property at a Glance

This home is estimated between $88,404 and $472,968, with a best estimate of $433,740. That places the property above the AM00D93I-ALL COUNTY Mobile Homes in Parks & Mobile Home Only median of $84,699, in a neighborhood that appreciated 3.0% over the past year.

Estimated Value Range

$88,404 $472,968
Best Estimate
$433,740
WCAD Value
$108,414
Low Confidence

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

There are 5 comparable properties within range, but few are in AM00D93I-ALL COUNTY Mobile Homes in Parks & Mobile Home Only. The estimated range of $88,404 and $472,968 should be treated as a rough guide.

Comparable Properties (5)

1094 MARTIN AVE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 1,216 sqft Built 2024
Raw Value $64,815
Adjusted Value $88,404

Adjusted +$21,578 for 352 sqft more living space and +$2,011 for being newer. Net adjustment: +$23,589.

3 bed 2 bath 1,725 sqft Built 2020
Raw Value $409,164
Adjusted Value $349,404

Adjusted -$9,624 for 157 sqft less living space and +$10,057 for being newer and -$60,193 for no garage. Net adjustment: -$59,760.

4 bed 3 bath 1,467 sqft Built 2019
Raw Value $492,055
Adjusted Value $450,122

Adjusted +$6,191 for 101 sqft more living space and +$12,069 for being newer and -$60,193 for no garage. Net adjustment: -$41,933.

4 bed 3 bath 1,678 sqft Built 2017
Raw Value $523,813
Adjusted Value $472,968

Adjusted -$6,743 for 110 sqft less living space and +$16,091 for being newer and -$60,193 for no garage. Net adjustment: -$50,845.

4 bed 3 bath 1,749 sqft Built 2019
Raw Value $492,959
Adjusted Value $433,740

Adjusted -$11,095 for 181 sqft less living space and +$12,069 for being newer and -$60,193 for no garage. Net adjustment: -$59,219.

The Neighborhood

This home is valued 28.0% above the AM00D93I-ALL COUNTY Mobile Homes in Parks & Mobile Home Only median of $84,699. With 113 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 3.0% over the past year.

AM00D93I-ALL COUNTY Mobile Homes in Parks & Mobile Home Only

above average
113 Properties
$84,699 Median Value
+3.0% YoY Change
0% Have Pool
0% Have Garage
This Home
$108,414
Median
$84,699

This home is +28.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $1,656 across all districts. With a homestead exemption claimed, that drops to $667 — saving $989 per year. That's $56 per month a buyer should budget.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$968
Williamson CountyCounty0.3694%$401
Austin Community Collegespecial0.1034%$112
Williamson County ESD #9 - Round RockESD0.0999%$108
Williamson County FM/RdCounty0.0443%$48
Upper Brushy Creek WCIDWater0.0170%$18
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$1,656
50 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $433,740 would pay approximately $2,707 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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