808 MAIN AVE E, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $501,713 and $663,939, with a best estimate of $638,600. That places the property above the R703T14G - Round Rock Historical median of $404,269, in a neighborhood that appreciated 33.1% over the past year.
Estimated Value Range
$638,600
$658,171
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R703T14G - Round Rock Historical, this home's estimated market value is between $501,713 and $663,939. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$97,044 for 308 sqft less living space and -$58,909 for being older and +$107,526 for having a garage. Net adjustment: -$48,427.
Adjusted -$97,044 for 308 sqft less living space and -$58,909 for being older and +$107,526 for having a garage. Net adjustment: -$48,427.
Adjusted -$10,082 for 32 sqft less living space and +$107,526 for having a garage. Net adjustment: +$97,444.
Adjusted +$72,468 for 230 sqft more living space and +$107,526 for having a garage. Net adjustment: +$179,994.
Adjusted +$122,565 for 389 sqft more living space and -$135,491 for being older and +$107,526 for having a garage. Net adjustment: +$94,600.
The Neighborhood
This home is valued 62.8% above the R703T14G - Round Rock Historical median of $404,269. With 59 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 33.1% over the past year.
R703T14G - Round Rock Historical
outlier highThis home is +62.8% above the subdivision median.
Tax Analysis
The estimated annual property tax is $9,763 across all districts. With a homestead exemption claimed, that drops to $8,412 — saving $1,351 per year. That's $701 per month a buyer should budget. The assessed value increased +33.4% vs the subdivision average of +33.1%. This increase gives a protest opportunity score of 52 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $4,846 |
| Round Rock | City | 0.3720% | $2,018 |
| Williamson County | County | 0.3694% | $2,005 |
| Austin Community College | special | 0.1034% | $561 |
| Williamson County FM/Rd | County | 0.0443% | $241 |
| Upper Brushy Creek WCID | Water | 0.0170% | $92 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $9,763 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $638,600 would pay approximately $3,986 per month (principal and interest only, excluding taxes and insurance).