2900 COTTON GIN DR, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $322,636 and $399,864, with a best estimate of $340,946. That places the property below the R642317C - NORTHFIELDS median of $439,784, in a neighborhood that declined 4.8% over the past year.
Estimated Value Range
$340,946
$374,698
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R642317C - NORTHFIELDS, this home's estimated market value is between $322,636 and $399,864. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$61,780 for 190 sqft less living space. Net adjustment: -$61,780.
Adjusted -$61,780 for 190 sqft less living space. Net adjustment: -$61,780.
Adjusted +$13,657 for 42 sqft more living space. Net adjustment: +$13,657.
Adjusted +$13,657 for 42 sqft more living space. Net adjustment: +$13,657.
Adjusted +$52,676 for 162 sqft more living space. Net adjustment: +$52,676.
The Neighborhood
This home is valued 14.8% below the R642317C - NORTHFIELDS median of $439,784. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 4.8% over the past year.
R642317C - NORTHFIELDS
typicalThis home is -14.8% below the subdivision median.
Tax Analysis
The estimated annual property tax is $6,742 across all districts. With a homestead exemption claimed, that drops to $5,422 — saving $1,320 per year. That's $452 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
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $3,346 |
| Round Rock | City | 0.3720% | $1,394 |
| Williamson County | County | 0.3694% | $1,384 |
| Austin Community College | special | 0.1034% | $387 |
| Williamson County FM/Rd | County | 0.0443% | $166 |
| Upper Brushy Creek WCID | Water | 0.0170% | $64 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $6,742 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $340,946 would pay approximately $2,128 per month (principal and interest only, excluding taxes and insurance).