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8337 FATHOM CIR, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

3 bed2 bath2,073 sqftBuilt 1976

Property at a Glance

This home is estimated between $342,012 and $424,352, with a best estimate of $391,700. That places the property below the R371X - Round Rock West Below 45 - Duplex median of $419,343, in a neighborhood that declined 8.8% over the past year.

Estimated Value Range

$342,012 $424,352
Best Estimate
$391,700
WCAD Value
$402,367
Low Confidence

Based on 5 comparable properties(2 in the same subdivision)

There are 5 comparable properties within range, but few are in R371X - Round Rock West Below 45 - Duplex. The estimated range of $342,012 and $424,352 should be treated as a rough guide.

Comparable Properties (5)

8401 FATHOM CIR, AUSTIN, TX 78750
0.01 mi 100% similar Same subdivision
4 bed 3 bath 2,073 sqft Built 1976
Raw Value $342,012
Adjusted Value $342,012

This comparable closely matches the subject property's features.

8325 FATHOM CIR, AUSTIN, TX 78750
0.08 mi 100% similar Same subdivision
4 bed 4 bath 2,236 sqft Built 1978
Raw Value $434,312
Adjusted Value $391,700

Adjusted -$34,345 for 163 sqft less living space and -$8,267 for being older. Net adjustment: -$42,612.

3 bed 2 bath 1,827 sqft Built 1978
Raw Value $380,785
Adjusted Value $424,352

Adjusted +$51,834 for 246 sqft more living space and -$8,267 for being older. Net adjustment: +$43,567.

3 bed 2 bath 1,977 sqft Built 1983
Raw Value $388,808
Adjusted Value $380,103

Adjusted +$20,228 for 96 sqft more living space and -$28,933 for being older. Net adjustment: -$8,705.

3 bed 2 bath 1,868 sqft Built 1981
Raw Value $388,912
Adjusted Value $411,441

Adjusted +$43,195 for 205 sqft more living space and -$20,666 for being older. Net adjustment: +$22,529.

The Neighborhood

This home is valued 4.0% below the R371X - Round Rock West Below 45 - Duplex median of $419,343. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 8.8% over the past year.

R371X - Round Rock West Below 45 - Duplex

typical
462 Properties
$419,343 Median Value
-8.8% YoY Change
0% Have Pool
94% Have Garage
This Home
$402,367
Median
$419,343

This home is -4.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,851 across all districts. With a homestead exemption claimed, that drops to $6,105 — saving $1,746 per year. That's $509 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%$3,594
AustinCity0.5240%$2,108
Williamson CountyCounty0.3694%$1,487
Austin Community Collegespecial0.1034%$416
Williamson County FM/RdCounty0.0443%$178
Upper Brushy Creek WCIDWater0.0170%$68
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$7,851

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $391,700 would pay approximately $2,445 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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