8510 COLUMBIA FALLS DR, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $382,166 and $772,668, with a best estimate of $668,010. That places the property above the R270588F - Fern Bluff Sec 1,1A,1B,2,2 (AMD) median of $453,749, in a neighborhood that declined 4.0% over the past year.
Estimated Value Range
$668,010
$398,844
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R270588F - Fern Bluff Sec 1,1A,1B,2,2 (AMD), this home's estimated market value is between $382,166 and $772,668. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted +$176,796 for 442 sqft more living space and +$3,880 for being newer. Net adjustment: +$180,676.
Adjusted -$400 for 1 sqft less living space and +$3,880 for being newer and +$2,725 for having a pool. Net adjustment: +$6,205.
Adjusted -$19,200 for 48 sqft less living space and +$3,880 for being newer and +$2,725 for having a pool. Net adjustment: -$12,595.
Adjusted +$220,395 for 551 sqft more living space and +$1,940 for being newer and +$2,725 for having a pool. Net adjustment: +$225,060.
Adjusted +$176,796 for 442 sqft more living space and +$3,880 for being newer and +$2,725 for having a pool. Net adjustment: +$183,401.
The Neighborhood
This home is valued 12.1% below the R270588F - Fern Bluff Sec 1,1A,1B,2,2 (AMD) median of $453,749. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 4.0% over the past year.
R270588F - Fern Bluff Sec 1,1A,1B,2,2 (AMD)
typicalThis home is -12.1% below the subdivision median.
Tax Analysis
The estimated annual property tax is $6,809 across all districts. With a homestead exemption claimed, that drops to $5,485 — saving $1,324 per year. That's $457 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% | $3,562 |
| Williamson County | County | 0.3694% | $1,474 |
| Fern Bluff MUD | MUD | 0.1800% | $718 |
| Austin Community College | special | 0.1034% | $412 |
| Williamson County ESD #2 - Sam Bass VFD | ESD | 0.1000% | $399 |
| Williamson County FM/Rd | County | 0.0443% | $177 |
| Upper Brushy Creek WCID | Water | 0.0170% | $68 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7073% | $6,809 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $668,010 would pay approximately $4,170 per month (principal and interest only, excluding taxes and insurance).