900 AUSTIN AVE E, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $264,266 and $628,445, with a best estimate of $473,921. That places the property above the R450X - Round Rock East - Duplex median of $355,449, in a neighborhood that declined 8.7% over the past year.
Estimated Value Range
$473,921
$396,431
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 $264,266 and $628,445. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted +$27,398 for 141 sqft more living space and -$4,001 for being older and +$41,787 for having a garage. Net adjustment: +$65,184.
Adjusted -$12,630 for 65 sqft less living space and +$12,002 for being newer. Net adjustment: -$628.
Adjusted -$89,967 for 463 sqft less living space and +$5,001 for being newer. Net adjustment: -$84,966.
Adjusted +$139,128 for 716 sqft more living space and +$2,000 for being newer. Net adjustment: +$141,128.
Adjusted +$139,128 for 716 sqft more living space and +$2,000 for being newer. Net adjustment: +$141,128.
The Neighborhood
This home is valued 11.5% above the R450X - Round Rock East - Duplex median of $355,449. With 836 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 8.7% over the past year.
R450X - Round Rock East - Duplex
typicalThis home is +11.5% above the subdivision median.
Tax Analysis
The estimated annual property tax is $7,133 across all districts. With a homestead exemption claimed, that drops to $5,809 — saving $1,324 per year. That's $484 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% | $3,541 |
| Round Rock | City | 0.3720% | $1,475 |
| Williamson County | County | 0.3694% | $1,465 |
| Austin Community College | special | 0.1034% | $410 |
| Williamson County FM/Rd | County | 0.0443% | $176 |
| Upper Brushy Creek WCID | Water | 0.0170% | $67 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $7,133 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $473,921 would pay approximately $2,958 per month (principal and interest only, excluding taxes and insurance).