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

12318 DEERBROOK TRL, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

4 bed2 bath1,331 sqftBuilt 1976

Property at a Glance

This home is estimated between $284,296 and $517,371, with a best estimate of $345,888. That places the property below the R353476G - Anderson Mill median of $407,368, in a neighborhood that appreciated 0.2% over the past year.

Estimated Value Range

$284,296 $517,371
Best Estimate
$345,888
WCAD Value
$454,679
High Confidence

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

Based on 5 comparable properties in R353476G - Anderson Mill, this home's estimated market value is between $284,296 and $517,371. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12317 DEERBROOK TRL, AUSTIN, TX 78750
0.04 mi 100% similar Same subdivision
4 bed 2 bath 1,265 sqft Built 1976
Raw Value $500,985
Adjusted Value $517,371

Adjusted +$16,386 for 66 sqft more living space. Net adjustment: +$16,386.

12538 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.06 mi 100% similar Same subdivision
4 bed 2 bath 1,393 sqft Built 1980
Raw Value $447,442
Adjusted Value $416,544

Adjusted -$15,393 for 62 sqft less living space and -$15,505 for being older. Net adjustment: -$30,898.

12310 RUSTIC MANOR CT, AUSTIN, TX 78750
0.06 mi 100% similar Same subdivision
3 bed 2 bath 1,663 sqft Built 1976
Raw Value $428,315
Adjusted Value $345,888

Adjusted -$82,427 for 332 sqft less living space. Net adjustment: -$82,427.

12536 SPLIT RAIL PKWY, AUSTIN, TX 78750
0.07 mi 100% similar Same subdivision
3 bed 2 bath 1,574 sqft Built 1980
Raw Value $373,037
Adjusted Value $297,201

Adjusted -$60,331 for 243 sqft less living space and -$15,505 for being older. Net adjustment: -$75,836.

12308 RUSTIC MANOR CT, AUSTIN, TX 78750
0.07 mi 100% similar Same subdivision
4 bed 2 bath 1,862 sqft Built 1976
Raw Value $416,130
Adjusted Value $284,296

Adjusted -$131,834 for 531 sqft less living space. Net adjustment: -$131,834.

The Neighborhood

This home is valued 11.6% above the R353476G - Anderson Mill median of $407,368. With 1,663 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 0.2% over the past year.

R353476G - Anderson Mill

typical
1,663 Properties
$407,368 Median Value
+0.2% YoY Change
3% Have Pool
95% Have Garage
This Home
$454,679
Median
$407,368

This home is +11.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,437 across all districts. With a homestead exemption claimed, that drops to $7,627 — saving $1,810 per year. That's $636 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,061
AustinCity0.5240%$2,383
Williamson CountyCounty0.3694%$1,680
Anderson Mill Limited Districtspecial0.1243%$565
Austin Community Collegespecial0.1034%$470
Williamson County FM/RdCounty0.0443%$202
Upper Brushy Creek WCIDWater0.0170%$77
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$9,437

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $345,888 would pay approximately $2,159 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