Beta Williamson County, TX only — data and coverage are limited during early access.

1216 GREEN MOUNTAIN CV, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath948 sqftBuilt 1984

Property at a Glance

This home is estimated between $215,558 and $285,796, with a best estimate of $236,062. 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

$215,558 $285,796
Best Estimate
$236,062
WCAD Value
$250,605
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 $215,558 and $285,796. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1214 GREEN MOUNTAIN CV, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,078 sqft Built 1984
Raw Value $251,009
Adjusted Value $221,067

Adjusted -$29,942 for 130 sqft less living space. Net adjustment: -$29,942.

1212 GREEN MOUNTAIN CV, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 1 bath 809 sqft Built 1984
Raw Value $253,781
Adjusted Value $285,796

Adjusted +$32,015 for 139 sqft more living space. Net adjustment: +$32,015.

1220 GREEN MOUNTAIN CV, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 904 sqft Built 1984
Raw Value $225,928
Adjusted Value $236,062

Adjusted +$10,134 for 44 sqft more living space. Net adjustment: +$10,134.

1210 GREEN MOUNTAIN CV, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 904 sqft Built 1984
Raw Value $225,928
Adjusted Value $236,062

Adjusted +$10,134 for 44 sqft more living space. Net adjustment: +$10,134.

1222 GREEN MOUNTAIN CV, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,184 sqft Built 1984
Raw Value $269,914
Adjusted Value $215,558

Adjusted -$54,356 for 236 sqft less living space. Net adjustment: -$54,356.

The Neighborhood

This home is valued 5.7% 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
$250,605
Median
$265,799

This home is -5.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $4,509 across all districts. With a homestead exemption claimed, that drops to $3,212 — saving $1,297 per year. That's $268 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%$2,238
Round RockCity0.3720%$932
Williamson CountyCounty0.3694%$926
Austin Community Collegespecial0.1034%$259
Williamson County FM/RdCounty0.0443%$111
Upper Brushy Creek WCIDWater0.0170%$43
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$4,509

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $236,062 would pay approximately $1,473 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.

View full property details