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1100 GREEN DOWNS DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

2 bed1 bath896 sqftBuilt 1981

Property at a Glance

This home is estimated between $134,265 and $245,257, with a best estimate of $169,022. That places the property below the R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE median of $265,799, in a neighborhood that declined 10.6% over the past year.

Estimated Value Range

$134,265 $245,257
Best Estimate
$169,022
WCAD Value
$238,777
High Confidence

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

Based on 5 comparable properties in R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE, this home's estimated market value is between $134,265 and $245,257. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1303 GREEN DOWNS DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 1,112 sqft Built 1980
Raw Value $218,424
Adjusted Value $169,022

Adjusted -$49,750 for 216 sqft less living space and +$348 for being newer. Net adjustment: -$49,402.

1102 GREEN DOWNS DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 1 bath 1,190 sqft Built 1981
Raw Value $233,874
Adjusted Value $166,159

Adjusted -$67,715 for 294 sqft less living space. Net adjustment: -$67,715.

1004 GREEN DOWNS DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 1,166 sqft Built 1982
Raw Value $255,252
Adjusted Value $192,717

Adjusted -$62,187 for 270 sqft less living space and -$348 for being older. Net adjustment: -$62,535.

1202 GREEN DOWNS DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 896 sqft Built 1980
Raw Value $244,909
Adjusted Value $245,257

Adjusted +$348 for being newer. Net adjustment: +$348.

1402 GREEN DOWNS DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 1,386 sqft Built 1980
Raw Value $246,775
Adjusted Value $134,265

Adjusted -$112,858 for 490 sqft less living space and +$348 for being newer. Net adjustment: -$112,510.

The Neighborhood

This home is valued 10.2% below the R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE median of $265,799. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 10.6% over the past year.

R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE

typical
1,079 Properties
$265,799 Median Value
-10.6% YoY Change
2% Have Pool
90% Have Garage
This Home
$238,777
Median
$265,799

This home is -10.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $4,296 across all districts. With a homestead exemption claimed, that drops to $3,002 — saving $1,294 per year. That's $250 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%$2,133
Round RockCity0.3720%$888
Williamson CountyCounty0.3694%$882
Austin Community Collegespecial0.1034%$247
Williamson County FM/RdCounty0.0443%$106
Upper Brushy Creek WCIDWater0.0170%$41
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$4,296

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $169,022 would pay approximately $1,055 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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