103 BLACK ST S, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $515,520 and $4,862,247, with a best estimate of $682,876. 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
$682,876
$393,942
Based on 5 comparable properties(0 in the same subdivision)
There are 5 comparable properties within range, but none are in R703T14G - Round Rock Historical. The estimated range of $515,520 and $4,862,247 should be treated as a rough guide.
Comparable Properties (5)
Adjusted +$164,155 for 521 sqft more living space and +$176,728 for being newer. Net adjustment: +$340,883.
Adjusted -$34,974 for 111 sqft less living space and +$377,019 for being newer and -$107,526 for no garage. Net adjustment: +$234,519.
Adjusted +$161,635 for 513 sqft more living space and +$53,018 for being newer. Net adjustment: +$214,653.
Adjusted -$186,841 for 593 sqft less living space and +$541,965 for being newer and -$107,526 for no garage. Net adjustment: +$247,598.
Adjusted -$123,510 for 392 sqft less living space and +$577,311 for being newer. Net adjustment: +$453,801.
The Neighborhood
This home is valued 2.6% 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
typicalThis home is -2.6% below the subdivision median.
Tax Analysis
The estimated annual property tax is $7,088 across all districts. With a homestead exemption claimed, that drops to $5,765 — saving $1,323 per year. That's $480 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% | $3,518 |
| Round Rock | City | 0.3720% | $1,465 |
| Williamson County | County | 0.3694% | $1,455 |
| Austin Community College | special | 0.1034% | $407 |
| Williamson County FM/Rd | County | 0.0443% | $175 |
| Upper Brushy Creek WCID | Water | 0.0170% | $67 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $7,088 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $682,876 would pay approximately $4,262 per month (principal and interest only, excluding taxes and insurance).