402 MAIN AVE E, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $292,267 and $478,177, with a best estimate of $321,719. That places the property below the R703T14G - Round Rock Historical median of $404,269, in a neighborhood that appreciated 33.1% over the past year.
Estimated Value Range
$321,719
$332,506
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 $292,267 and $478,177. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted +$47,262 for 150 sqft more living space and -$58,909 for being older. Net adjustment: -$11,647.
Adjusted -$82,550 for 262 sqft less living space. Net adjustment: -$82,550.
Adjusted -$72,468 for 230 sqft less living space and -$107,526 for no garage. Net adjustment: -$179,994.
Adjusted +$70,577 for 224 sqft more living space and +$117,819 for being newer. Net adjustment: +$188,396.
Adjusted +$17,644 for 56 sqft more living space and +$147,273 for being newer. Net adjustment: +$164,917.
The Neighborhood
This home is valued 17.8% below the R703T14G - Round Rock Historical median of $404,269. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 33.1% over the past year.
R703T14G - Round Rock Historical
below averageThis home is -17.8% below the subdivision median.
Tax Analysis
The estimated annual property tax is $5,983 across all districts. With a homestead exemption claimed, that drops to $4,671 — saving $1,312 per year. That's $389 per month a buyer should budget. The assessed value increased +18.5% vs the subdivision average of +33.1%. This increase gives a protest opportunity score of 40 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $2,970 |
| Round Rock | City | 0.3720% | $1,237 |
| Williamson County | County | 0.3694% | $1,228 |
| Austin Community College | special | 0.1034% | $344 |
| Williamson County FM/Rd | County | 0.0443% | $147 |
| Upper Brushy Creek WCID | Water | 0.0170% | $57 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $5,983 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $321,719 would pay approximately $2,008 per month (principal and interest only, excluding taxes and insurance).