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10820 CASITAS DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,300 sqftBuilt 2007

Property at a Glance

This home is estimated between $229,322 and $672,988, with a best estimate of $637,458. That places the property above the L591503E - AVERY RANCH FAR WEST PH 1 median of $483,591, in a neighborhood that declined 4.9% over the past year.

Estimated Value Range

$229,322 $672,988
Best Estimate
$637,458
WCAD Value
$649,638
Medium Confidence

Based on 5 comparable properties(3 in the same subdivision)

Based on 5 comparable properties (3 in the same subdivision, 2 nearby), the estimated range is $229,322 and $672,988. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

11005 CASITAS DR, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,604 sqft Built 2006
Raw Value $648,052
Adjusted Value $524,710

Adjusted -$125,764 for 304 sqft less living space and +$2,422 for being newer. Net adjustment: -$123,342.

11004 CASITAS DR, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,280 sqft Built 2005
Raw Value $638,799
Adjusted Value $651,917

Adjusted +$8,274 for 20 sqft more living space and +$4,844 for being newer. Net adjustment: +$13,118.

11108 CASITAS DR, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,919 sqft Built 2005
Raw Value $480,557
Adjusted Value $229,322

Adjusted -$256,079 for 619 sqft less living space and +$4,844 for being newer. Net adjustment: -$251,235.

3 bed 2 bath 1,181 sqft Built 2002
Raw Value $576,117
Adjusted Value $637,458

Adjusted +$49,230 for 119 sqft more living space and +$12,111 for being newer. Net adjustment: +$61,341.

4 bed 2 bath 1,322 sqft Built 1996
Raw Value $655,445
Adjusted Value $672,988

Adjusted -$9,101 for 22 sqft less living space and +$26,644 for being newer. Net adjustment: +$17,543.

The Neighborhood

This home is valued 34.3% above the L591503E - AVERY RANCH FAR WEST PH 1 median of $483,591. With 1,612 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.9% over the past year.

L591503E - AVERY RANCH FAR WEST PH 1

above average
1,612 Properties
$483,591 Median Value
-4.9% YoY Change
0% Have Pool
100% Have Garage
This Home
$649,638
Median
$483,591

This home is +34.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $13,935 across all districts. With a homestead exemption claimed, that drops to $11,613 — saving $2,322 per year. That's $968 per month a buyer should budget. The assessed value increased +1.5% vs the subdivision average of -4.9%. This above-average increase gives a protest opportunity score of 32 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$7,061
AustinCity0.5240%$3,404
Williamson CountyCounty0.3694%$2,400
Austin Community Collegespecial0.1034%$672
Williamson County FM/RdCounty0.0443%$288
Upper Brushy Creek WCIDWater0.0170%$110
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$13,935
32 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $637,458 would pay approximately $3,979 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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