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

9901 MATEO CV, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

4 bed3 bath1,920 sqftBuilt 2001

Property at a Glance

This home is estimated between $371,764 and $664,291, with a best estimate of $453,914. That places the property below the R203597D - Davis Springs, All Sections median of $592,479, in a neighborhood that declined 2.9% over the past year.

Estimated Value Range

$371,764 $664,291
Best Estimate
$453,914
WCAD Value
$825,856
High Confidence

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

Based on 5 comparable properties in R203597D - Davis Springs, All Sections, this home's estimated market value is between $371,764 and $664,291. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9900 MATEO CV, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 2 bath 2,349 sqft Built 1996
Raw Value $552,858
Adjusted Value $424,300

Adjusted -$141,649 for 429 sqft less living space and +$13,091 for being newer. Net adjustment: -$128,558.

9904 MATEO CV, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 2 bath 2,297 sqft Built 1994
Raw Value $560,066
Adjusted Value $453,914

Adjusted -$124,480 for 377 sqft less living space and +$18,328 for being newer. Net adjustment: -$106,152.

9913 MARIAH CV, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
4 bed 3 bath 2,821 sqft Built 1998
Raw Value $661,405
Adjusted Value $371,764

Adjusted -$297,496 for 901 sqft less living space and +$7,855 for being newer. Net adjustment: -$289,641.

9909 MARIAH CV, AUSTIN, TX 78717
0.05 mi 100% similar Same subdivision
4 bed 2,309 sqft Built 1997
Raw Value $782,260
Adjusted Value $664,291

Adjusted -$128,442 for 389 sqft less living space and +$10,473 for being newer. Net adjustment: -$117,969.

9917 MATEO CV, AUSTIN, TX 78717
0.05 mi 100% similar Same subdivision
4 bed 2 bath 2,210 sqft Built 1998
Raw Value $689,789
Adjusted Value $601,890

Adjusted -$95,754 for 290 sqft less living space and +$7,855 for being newer. Net adjustment: -$87,899.

The Neighborhood

This home is valued 39.4% above the R203597D - Davis Springs, All Sections median of $592,479. With 552 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 2.9% over the past year.

R203597D - Davis Springs, All Sections

above average
552 Properties
$592,479 Median Value
-2.9% YoY Change
1% Have Pool
100% Have Garage
This Home
$825,856
Median
$592,479

This home is +39.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $16,115 across all districts. With a homestead exemption claimed, that drops to $13,846 — saving $2,269 per year. That's $1,154 per month a buyer should budget. The assessed value increased +3.7% vs the subdivision average of -2.9%. This above-average increase gives a protest opportunity score of 43 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$7,376
AustinCity0.5240%$4,328
Williamson CountyCounty0.3694%$3,051
Austin Community Collegespecial0.1034%$854
Williamson County FM/RdCounty0.0443%$366
Upper Brushy Creek WCIDWater0.0170%$140
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$16,115
43 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $453,914 would pay approximately $2,833 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