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11700 QUARTZ CI, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

4 bed2 bath1,087 sqftBuilt 1980

Property at a Glance

This home is estimated between $452,519 and $522,454, with a best estimate of $503,843. That places the property above the R353476G - Anderson Mill median of $407,368, in a neighborhood that appreciated 0.2% over the past year.

Estimated Value Range

$452,519 $522,454
Best Estimate
$503,843
WCAD Value
$464,505
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 $452,519 and $522,454. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

11705 QUARTZ CI, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
4 bed 2 bath 816 sqft Built 1980
Raw Value $416,952
Adjusted Value $522,454

Adjusted +$67,282 for 271 sqft more living space and +$38,220 for having a pool. Net adjustment: +$105,502.

11032 HARD ROCK RD, AUSTIN, TX 78750
0.05 mi 100% similar Same subdivision
4 bed 2 bath 1,087 sqft Built 1980
Raw Value $465,623
Adjusted Value $503,843

Adjusted +$38,220 for having a pool. Net adjustment: +$38,220.

10903 OPAL TRL, AUSTIN, TX 78750
0.05 mi 100% similar Same subdivision
4 bed 2 bath 1,586 sqft Built 1980
Raw Value $596,040
Adjusted Value $510,371

Adjusted -$123,889 for 499 sqft less living space and +$38,220 for having a pool. Net adjustment: -$85,669.

10909 TALL OAK TRL, AUSTIN, TX 78750
0.07 mi 100% similar Same subdivision
4 bed 2 bath 1,123 sqft Built 1980
Raw Value $445,723
Adjusted Value $475,005

Adjusted -$8,938 for 36 sqft less living space and +$38,220 for having a pool. Net adjustment: +$29,282.

10904 OPAL TRL, AUSTIN, TX 78750
0.07 mi 100% similar Same subdivision
4 bed 2 bath 1,476 sqft Built 1980
Raw Value $510,878
Adjusted Value $452,519

Adjusted -$96,579 for 389 sqft less living space and +$38,220 for having a pool. Net adjustment: -$58,359.

The Neighborhood

This home is valued 14.0% above the R353476G - Anderson Mill median of $407,368. With 1,663 homes in the subdivision, the property sits in the upper tier. 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
$464,505
Median
$407,368

This home is +14.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,641 across all districts. With a homestead exemption claimed, that drops to $7,818 — saving $1,823 per year. That's $652 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%$4,148
AustinCity0.5240%$2,434
Williamson CountyCounty0.3694%$1,716
Anderson Mill Limited Districtspecial0.1243%$578
Austin Community Collegespecial0.1034%$480
Williamson County FM/RdCounty0.0443%$206
Upper Brushy Creek WCIDWater0.0170%$79
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$9,641

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $503,843 would pay approximately $3,145 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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