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12101 SWALLOW DR, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

3 bed2 bath1,492 sqftBuilt 1977

Property at a Glance

This home is estimated between $349,856 and $395,920, with a best estimate of $351,453. 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

$349,856 $395,920
Best Estimate
$351,453
WCAD Value
$372,307
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 $349,856 and $395,920. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

12021 SWALLOW DR, AUSTIN, TX 78750
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,576 sqft Built 1977
Raw Value $370,711
Adjusted Value $349,856

Adjusted -$20,855 for 84 sqft less living space. Net adjustment: -$20,855.

12103 SWALLOW DR, AUSTIN, TX 78750
0.01 mi 100% similar Same subdivision
2 bed 2 bath 1,576 sqft Built 1977
Raw Value $384,178
Adjusted Value $363,323

Adjusted -$20,855 for 84 sqft less living space. Net adjustment: -$20,855.

12019 SWALLOW DR, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,551 sqft Built 1977
Raw Value $366,101
Adjusted Value $351,453

Adjusted -$14,648 for 59 sqft less living space. Net adjustment: -$14,648.

12105 SWALLOW DR, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,551 sqft Built 1977
Raw Value $366,101
Adjusted Value $351,453

Adjusted -$14,648 for 59 sqft less living space. Net adjustment: -$14,648.

12100 SWALLOW DR, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,428 sqft Built 1977
Raw Value $380,030
Adjusted Value $395,920

Adjusted +$15,890 for 64 sqft more living space. Net adjustment: +$15,890.

The Neighborhood

This home is valued 8.6% 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
$372,307
Median
$407,368

This home is -8.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,728 across all districts. With a homestead exemption claimed, that drops to $6,018 — saving $1,710 per year. That's $502 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%$3,325
AustinCity0.5240%$1,951
Williamson CountyCounty0.3694%$1,375
Anderson Mill Limited Districtspecial0.1243%$463
Austin Community Collegespecial0.1034%$385
Williamson County FM/RdCounty0.0443%$165
Upper Brushy Creek WCIDWater0.0170%$63
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$7,728

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $351,453 would pay approximately $2,194 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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