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12100 SWALLOW DR, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

3 bed2 bath1,428 sqftBuilt 1977

Property at a Glance

This home is estimated between $333,966 and $400,636, with a best estimate of $367,000. 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

$333,966 $400,636
Best Estimate
$367,000
WCAD Value
$380,030
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 $333,966 and $400,636. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12020 SWALLOW DR, AUSTIN, TX 78750
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,464 sqft Built 1977
Raw Value $359,457
Adjusted Value $350,519

Adjusted -$8,938 for 36 sqft less living space. Net adjustment: -$8,938.

10067 WOODLAND VILLAGE DR, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,625 sqft Built 1975
Raw Value $441,793
Adjusted Value $400,636

Adjusted -$48,910 for 197 sqft less living space and +$7,753 for being newer. Net adjustment: -$41,157.

12018 SWALLOW DR, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,500 sqft Built 1982
Raw Value $425,100
Adjusted Value $387,843

Adjusted -$17,876 for 72 sqft less living space and -$19,381 for being older. Net adjustment: -$37,257.

10069 WOODLAND VILLAGE DR, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,385 sqft Built 1975
Raw Value $348,571
Adjusted Value $367,000

Adjusted +$10,676 for 43 sqft more living space and +$7,753 for being newer. Net adjustment: +$18,429.

12021 SWALLOW DR, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,576 sqft Built 1977
Raw Value $370,711
Adjusted Value $333,966

Adjusted -$36,745 for 148 sqft less living space. Net adjustment: -$36,745.

The Neighborhood

This home is valued 6.7% below the R353476G - Anderson Mill median of $407,368. That positions it competitively for buyers comparing within the neighborhood. 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
$380,030
Median
$407,368

This home is -6.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,888 across all districts. With a homestead exemption claimed, that drops to $6,169 — saving $1,719 per year. That's $514 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%$3,394
AustinCity0.5240%$1,991
Williamson CountyCounty0.3694%$1,404
Anderson Mill Limited Districtspecial0.1243%$473
Austin Community Collegespecial0.1034%$393
Williamson County FM/RdCounty0.0443%$168
Upper Brushy Creek WCIDWater0.0170%$65
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$7,888

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $367,000 would pay approximately $2,291 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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