1802 ST WILLIAMS ST, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $287,183 and $518,759, with a best estimate of $365,009. That places the property above the R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN median of $281,358, in a neighborhood that declined 9.6% over the past year.
Estimated Value Range
$365,009
$297,485
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 $287,183 and $518,759. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted +$32,788 for 152 sqft more living space and -$10,913 for being older. Net adjustment: +$21,875.
Adjusted +$64,930 for 301 sqft more living space and -$10,913 for being older. Net adjustment: +$54,017.
Adjusted +$87,579 for 406 sqft more living space and -$10,913 for being older. Net adjustment: +$76,666.
Adjusted +$35,161 for 163 sqft more living space and -$4,677 for being older. Net adjustment: +$30,484.
Adjusted -$6,040 for 28 sqft less living space and -$9,354 for being older. Net adjustment: -$15,394.
The Neighborhood
This home is valued 5.7% above the R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN median of $281,358. With 1,006 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.6% over the past year.
R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN
typicalThis home is +5.7% above the subdivision median.
Tax Analysis
The estimated annual property tax is $5,353 across all districts. With a homestead exemption claimed, that drops to $4,047 — saving $1,306 per year. That's $337 per month a buyer should budget. The assessed value increased -1.2% vs the subdivision average of -9.6%. This above-average increase gives a protest opportunity score of 42 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $2,657 |
| Round Rock | City | 0.3720% | $1,107 |
| Williamson County | County | 0.3694% | $1,099 |
| Austin Community College | special | 0.1034% | $308 |
| Williamson County FM/Rd | County | 0.0443% | $132 |
| Upper Brushy Creek WCID | Water | 0.0170% | $51 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $5,353 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $365,009 would pay approximately $2,278 per month (principal and interest only, excluding taxes and insurance).