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

8700 BLACK OAK ST, AUSTIN, TX 78729

AUSTIN, 78729 — williamson County

3 bed2 bath1,819 sqftBuilt 1995

Property at a Glance

This home is estimated between $407,733 and $503,199, with a best estimate of $451,988. That places the property above the R371378G - FOREST NORTH PHS 3-5 median of $421,794, in a neighborhood that declined 5.7% over the past year.

Estimated Value Range

$407,733 $503,199
Best Estimate
$451,988
WCAD Value
$509,804
High Confidence

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

Based on 5 comparable properties in R371378G - FOREST NORTH PHS 3-5, this home's estimated market value is between $407,733 and $503,199. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8702 BLACK OAK ST, AUSTIN, TX 78729
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,649 sqft Built 1976
Raw Value $448,466
Adjusted Value $487,007

Adjusted +$40,436 for 170 sqft more living space and -$1,895 for being older. Net adjustment: +$38,541.

8701 BLACK OAK ST, AUSTIN, TX 78729
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,538 sqft Built 1976
Raw Value $347,355
Adjusted Value $412,299

Adjusted +$66,839 for 281 sqft more living space and -$1,895 for being older. Net adjustment: +$64,944.

13209 VILLA PARK, AUSTIN, TX 78729
0.07 mi 100% similar Same subdivision
4 bed 2 bath 1,898 sqft Built 1997
Raw Value $521,790
Adjusted Value $503,199

Adjusted -$18,791 for 79 sqft less living space and +$200 for being newer. Net adjustment: -$18,591.

13206 VILLA PARK DR, AUSTIN, TX 78729
0.07 mi 100% similar Same subdivision
4 bed 2 bath 1,882 sqft Built 1976
Raw Value $424,613
Adjusted Value $407,733

Adjusted -$14,985 for 63 sqft less living space and -$1,895 for being older. Net adjustment: -$16,880.

13204 VILLA PARK DR, AUSTIN, TX 78729
0.08 mi 100% similar Same subdivision
4 bed 2 bath 1,692 sqft Built 1976
Raw Value $423,675
Adjusted Value $451,988

Adjusted +$30,208 for 127 sqft more living space and -$1,895 for being older. Net adjustment: +$28,313.

The Neighborhood

This home is valued 20.9% above the R371378G - FOREST NORTH PHS 3-5 median of $421,794. With 742 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 5.7% over the past year.

R371378G - FOREST NORTH PHS 3-5

above average
742 Properties
$421,794 Median Value
-5.7% YoY Change
6% Have Pool
92% Have Garage
This Home
$509,804
Median
$421,794

This home is +20.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,560 across all districts. With a homestead exemption claimed, that drops to $7,705 — saving $1,855 per year. That's $642 per month a buyer should budget. The assessed value increased +14.5% vs the subdivision average of -5.7%. This above-average increase gives a protest opportunity score of 80 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,375
AustinCity0.5240%$2,567
Williamson CountyCounty0.3694%$1,810
Austin Community Collegespecial0.1034%$507
Williamson County FM/RdCounty0.0443%$217
Upper Brushy Creek WCIDWater0.0170%$83
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$9,560
80 / 100

There may be a strong case to protest this appraisal.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $451,988 would pay approximately $2,821 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