15409 RR 620, AUSTIN, TX 78717
AUSTIN, 78717 — williamson County
Property at a Glance
This home is estimated between $514,556 and $1,122,359, with a best estimate of $768,043. That places the property below the R30PR - Single Family Conversion-west Round Rock median of $945,717, in a neighborhood that appreciated 6.7% over the past year.
Estimated Value Range
$768,043
$945,717
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 $514,556 and $1,122,359. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted -$243,145 for 1,007 sqft less living space and +$506 for being newer and +$60,193 for having a garage. Net adjustment: -$182,446.
Adjusted -$273,085 for 1,131 sqft less living space and +$1,517 for being newer and +$60,193 for having a garage. Net adjustment: -$211,375.
Adjusted +$282,985 for 1,172 sqft more living space and +$60,193 for having a garage. Net adjustment: +$343,178.
Adjusted +$97,306 for 403 sqft more living space and -$1,011 for being older and +$60,193 for having a garage. Net adjustment: +$156,488.
Adjusted +$232,762 for 964 sqft more living space and -$506 for being older and -$6,235 for no pool and +$60,193 for having a garage. Net adjustment: +$286,214.
The Neighborhood
This home is in line with the R30PR - Single Family Conversion-west Round Rock median of $945,717. The neighborhood appreciated 6.7% over the past year.
R30PR - Single Family Conversion-west Round Rock
typicalThis home is +0.0% above the subdivision median.
Tax Analysis
The estimated annual property tax is $10,918 across all districts. With a homestead exemption claimed, that drops to $9,535 — saving $1,383 per year. That's $795 per month a buyer should budget. The assessed value increased +12.9% vs the subdivision average of +6.7%. This above-average increase gives a protest opportunity score of 66 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $6,384 |
| Williamson County | County | 0.3694% | $2,641 |
| Austin Community College | special | 0.1034% | $739 |
| Williamson County ESD #2 - Sam Bass VFD | ESD | 0.1000% | $715 |
| Williamson County FM/Rd | County | 0.0443% | $317 |
| Upper Brushy Creek WCID | Water | 0.0170% | $122 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.5273% | $10,918 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $768,043 would pay approximately $4,794 per month (principal and interest only, excluding taxes and insurance).