1603 ROCK CREEK DR, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $355,343 and $575,854, with a best estimate of $424,562. That places the property above the R310479G - Cimarron - All Sections median of $423,440, in a neighborhood that declined 3.4% over the past year.
Estimated Value Range
$424,562
$473,883
Based on 5 comparable properties(3 in the same subdivision)
Based on 5 comparable properties (3 in the same subdivision, 2 nearby), the estimated range is $355,343 and $575,854. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted +$22,900 for 88 sqft more living space and +$3,074 for being newer. Net adjustment: +$25,974.
Adjusted +$42,678 for 164 sqft more living space and -$7,686 for being older. Net adjustment: +$34,992.
Adjusted -$42,418 for 163 sqft less living space and -$7,686 for being older. Net adjustment: -$50,104.
Adjusted +$44,760 for 172 sqft more living space and +$6,149 for being newer. Net adjustment: +$50,909.
Adjusted +$14,833 for 57 sqft more living space and +$1,537 for being newer. Net adjustment: +$16,370.
The Neighborhood
This home is valued 11.9% above the R310479G - Cimarron - All Sections median of $423,440. With 503 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 3.4% over the past year.
R310479G - Cimarron - All Sections
typicalThis home is +11.9% above the subdivision median.
Tax Analysis
The estimated annual property tax is $8,153 across all districts. With a homestead exemption claimed, that drops to $6,819 — saving $1,334 per year. That's $568 per month a buyer should budget. The assessed value increased +8.2% vs the subdivision average of -3.4%. This above-average increase gives a protest opportunity score of 65 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $4,047 |
| Round Rock | City | 0.3720% | $1,686 |
| Williamson County | County | 0.3694% | $1,674 |
| Austin Community College | special | 0.1034% | $469 |
| Williamson County FM/Rd | County | 0.0443% | $201 |
| Upper Brushy Creek WCID | Water | 0.0170% | $77 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $8,153 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $424,562 would pay approximately $2,650 per month (principal and interest only, excluding taxes and insurance).