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1816 POSSUM TROT, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,395 sqftBuilt 1983

Property at a Glance

This home is estimated between $307,348 and $366,636, with a best estimate of $311,309. That places the property below the R202681C - Tonkawa & Oak Springs median of $851,894, in a neighborhood that appreciated 3.7% over the past year.

Estimated Value Range

$307,348 $366,636
Best Estimate
$311,309
WCAD Value
$710,292
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R202681C - Tonkawa & Oak Springs. The estimated range of $307,348 and $366,636 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,347 sqft Built 1978
Raw Value $257,021
Adjusted Value $311,309

Adjusted +$16,666 for 48 sqft more living space and +$37,622 for being newer. Net adjustment: +$54,288.

3 bed 2 bath 1,165 sqft Built 1985
Raw Value $265,308
Adjusted Value $330,119

Adjusted +$79,860 for 230 sqft more living space and -$15,049 for being older. Net adjustment: +$64,811.

3 bed 1,220 sqft Built 1986
Raw Value $269,975
Adjusted Value $308,165

Adjusted +$60,763 for 175 sqft more living space and -$22,573 for being older. Net adjustment: +$38,190.

3 bed 2 bath 1,100 sqft Built 1983
Raw Value $264,207
Adjusted Value $366,636

Adjusted +$102,429 for 295 sqft more living space. Net adjustment: +$102,429.

3 bed 2 bath 1,782 sqft Built 1983
Raw Value $441,721
Adjusted Value $307,348

Adjusted -$134,373 for 387 sqft less living space. Net adjustment: -$134,373.

The Neighborhood

This home is valued 16.6% below the R202681C - Tonkawa & Oak Springs median of $851,894. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 3.7% over the past year.

R202681C - Tonkawa & Oak Springs

below average
154 Properties
$851,894 Median Value
+3.7% YoY Change
7% Have Pool
92% Have Garage
This Home
$710,292
Median
$851,894

This home is -16.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,848 across all districts. With a homestead exemption claimed, that drops to $9,467 — saving $1,381 per year. That's $789 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

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$6,344
Williamson CountyCounty0.3694%$2,624
Austin Community Collegespecial0.1034%$734
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$710
Williamson County FM/RdCounty0.0443%$315
Upper Brushy Creek WCIDWater0.0170%$121
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5273%$10,848

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $311,309 would pay approximately $1,943 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

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