3423 SANDY KOUFAX LN, ROUND ROCK, TX 78665
ROUND ROCK, 78665 — williamson County
Property at a Glance
This home is estimated between $330,589 and $497,083, with a best estimate of $332,367. That places the property below the R454400F - Ryan's Crossing Sec 1 Thru 6 median of $339,919, in a neighborhood that declined 9.3% over the past year.
Estimated Value Range
$332,367
$326,460
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R454400F - Ryan's Crossing Sec 1 Thru 6, this home's estimated market value is between $330,589 and $497,083. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$11,181 for 60 sqft less living space and +$952 for being newer. Net adjustment: -$10,229.
Adjusted +$2,982 for 16 sqft more living space and +$952 for being newer. Net adjustment: +$3,934.
Adjusted -$11,181 for 60 sqft less living space and +$952 for being newer. Net adjustment: -$10,229.
Adjusted +$144,044 for 773 sqft more living space. Net adjustment: +$144,044.
Adjusted +$138,640 for 744 sqft more living space. Net adjustment: +$138,640.
The Neighborhood
This home is valued 4.0% below the R454400F - Ryan's Crossing Sec 1 Thru 6 median of $339,919. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 9.3% over the past year.
R454400F - Ryan's Crossing Sec 1 Thru 6
typicalThis home is -4.0% below the subdivision median.
Tax Analysis
The estimated annual property tax is $5,874 across all districts. With a homestead exemption claimed, that drops to $4,563 — saving $1,311 per year. That's $380 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% | $2,916 |
| Round Rock | City | 0.3720% | $1,214 |
| Williamson County | County | 0.3694% | $1,206 |
| Austin Community College | special | 0.1034% | $338 |
| Williamson County FM/Rd | County | 0.0443% | $145 |
| Upper Brushy Creek WCID | Water | 0.0170% | $55 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $5,874 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $332,367 would pay approximately $2,075 per month (principal and interest only, excluding taxes and insurance).