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2102 MONTICELLO CT, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,295 sqftBuilt 2009

Property at a Glance

This home is estimated between $398,988 and $670,851, with a best estimate of $546,455. That places the property above the R417506E - TERAVISTA R4 median of $430,980, in a neighborhood that declined 4.6% over the past year.

Estimated Value Range

$398,988 $670,851
Best Estimate
$546,455
WCAD Value
$661,009
High Confidence

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

Based on 5 comparable properties in R417506E - TERAVISTA R4, this home's estimated market value is between $398,988 and $670,851. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1102 WINDING CREEK PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,132 sqft Built 2006
Raw Value $443,984
Adjusted Value $480,388

Adjusted +$38,861 for 163 sqft more living space and -$2,457 for being older. Net adjustment: +$36,404.

1110 WINDING CREEK PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,563 sqft Built 2003
Raw Value $494,363
Adjusted Value $663,967

Adjusted +$174,518 for 732 sqft more living space and -$4,914 for being older. Net adjustment: +$169,604.

2110 RESTON CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,291 sqft Built 2008
Raw Value $670,716
Adjusted Value $670,851

Adjusted +$954 for 4 sqft more living space and -$819 for being older. Net adjustment: +$135.

1008 WINDING CREEK PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,073 sqft Built 2004
Raw Value $497,622
Adjusted Value $546,455

Adjusted +$52,928 for 222 sqft more living space and -$4,095 for being older. Net adjustment: +$48,833.

903 WINDING CREEK PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,432 sqft Built 2004
Raw Value $435,746
Adjusted Value $398,988

Adjusted -$32,663 for 137 sqft less living space and -$4,095 for being older. Net adjustment: -$36,758.

The Neighborhood

This home is valued 53.4% above the R417506E - TERAVISTA R4 median of $430,980. With 1,632 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.6% over the past year.

R417506E - TERAVISTA R4

outlier high
1,632 Properties
$430,980 Median Value
-4.6% YoY Change
1% Have Pool
99% Have Garage
This Home
$661,009
Median
$430,980

This home is +53.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,511 across all districts. With a homestead exemption claimed, that drops to $11,139 — saving $1,372 per year. That's $928 per month a buyer should budget. The assessed value increased +4.3% vs the subdivision average of -4.6%. This above-average increase gives a protest opportunity score of 55 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$5,903
Williamson CountyCounty0.3694%$2,442
Williamson County MUD #11MUD0.3656%$2,417
Austin Community Collegespecial0.1034%$683
Williamson County ESD #9 - Round RockESD0.0999%$660
Williamson County FM/RdCounty0.0443%$293
Upper Brushy Creek WCIDWater0.0170%$112
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8928%$12,511
55 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $546,455 would pay approximately $3,411 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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