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8815 BLACK OAK ST, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath1,570 sqftBuilt 1984

Property at a Glance

This home is estimated between $366,509 and $442,071, with a best estimate of $403,228. That places the property below the R373483F - Springwood NORTH OF ANDERSON MILL median of $451,480, in a neighborhood that declined 3.2% over the past year.

Estimated Value Range

$366,509 $442,071
Best Estimate
$403,228
WCAD Value
$452,632
High Confidence

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

Based on 5 comparable properties in R373483F - Springwood NORTH OF ANDERSON MILL, this home's estimated market value is between $366,509 and $442,071. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8813 BLACK OAK ST, AUSTIN, TX 78729
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,501 sqft Built 1984
Raw Value $422,329
Adjusted Value $442,071

Adjusted +$19,742 for 69 sqft more living space. Net adjustment: +$19,742.

8817 BLACK OAK ST, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,483 sqft Built 1984
Raw Value $378,336
Adjusted Value $403,228

Adjusted +$24,892 for 87 sqft more living space. Net adjustment: +$24,892.

8811 BLACK OAK ST, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,654 sqft Built 1984
Raw Value $401,590
Adjusted Value $377,557

Adjusted -$24,033 for 84 sqft less living space. Net adjustment: -$24,033.

8901 BLACK OAK ST, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,654 sqft Built 1984
Raw Value $390,542
Adjusted Value $366,509

Adjusted -$24,033 for 84 sqft less living space. Net adjustment: -$24,033.

8812 BLACK OAK ST, AUSTIN, TX 78729
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,569 sqft Built 1984
Raw Value $428,929
Adjusted Value $417,655

Adjusted +$286 for 1 sqft more living space and -$11,560 for no pool. Net adjustment: -$11,274.

The Neighborhood

This home is in line with the R373483F - Springwood NORTH OF ANDERSON MILL median of $451,480. Note that values in this subdivision declined 3.2% over the past year.

R373483F - Springwood NORTH OF ANDERSON MILL

typical
278 Properties
$451,480 Median Value
-3.2% YoY Change
3% Have Pool
99% Have Garage
This Home
$452,632
Median
$451,480

This home is +0.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,832 across all districts. With a homestead exemption claimed, that drops to $7,024 — saving $1,808 per year. That's $585 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%$4,042
AustinCity0.5240%$2,372
Williamson CountyCounty0.3694%$1,672
Austin Community Collegespecial0.1034%$468
Williamson County FM/RdCounty0.0443%$201
Upper Brushy Creek WCIDWater0.0170%$77
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$8,832

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $403,228 would pay approximately $2,517 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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