509 OAK DR W, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $442,532 and $508,985, with a best estimate of $467,084. That places the property above the R462475H - Egger Acres median of $353,946, in a neighborhood that declined 4.4% over the past year.
Estimated Value Range
$467,084
$502,735
Based on 5 comparable properties(4 in the same subdivision)
Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $442,532 and $508,985. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted +$61,502 for 283 sqft more living space and +$1,669 for being newer. Net adjustment: +$63,171.
Adjusted +$88,015 for 405 sqft more living space and -$417 for being older. Net adjustment: +$87,598.
Adjusted +$134,522 for 619 sqft more living space and +$2,920 for being newer. Net adjustment: +$137,442.
Adjusted +$182,984 for 842 sqft more living space and -$417 for being older. Net adjustment: +$182,567.
Adjusted +$99,750 for 459 sqft more living space and +$5,006 for being newer. Net adjustment: +$104,756.
The Neighborhood
This home is valued 42.0% above the R462475H - Egger Acres median of $353,946. With 340 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.4% over the past year.
R462475H - Egger Acres
above averageThis home is +42.0% above the subdivision median.
Tax Analysis
The estimated annual property tax is $9,046 across all districts. With a homestead exemption claimed, that drops to $7,702 — saving $1,344 per year. That's $642 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% | $4,490 |
| Round Rock | City | 0.3720% | $1,870 |
| Williamson County | County | 0.3694% | $1,857 |
| Austin Community College | special | 0.1034% | $520 |
| Williamson County FM/Rd | County | 0.0443% | $223 |
| Upper Brushy Creek WCID | Water | 0.0170% | $85 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $9,046 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $467,084 would pay approximately $2,916 per month (principal and interest only, excluding taxes and insurance).