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1800 PIN OAK LN, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2,017 sqftBuilt 1983

Property at a Glance

This home is estimated between $507,573 and $951,785, with a best estimate of $652,431. That places the property below the R201578D - Great Oaks Sec 1, 1 (AMD), & 2 median of $714,415, in a neighborhood that declined 6.8% over the past year.

Estimated Value Range

$507,573 $951,785
Best Estimate
$652,431
WCAD Value
$577,905
High Confidence

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

Based on 5 comparable properties in R201578D - Great Oaks Sec 1, 1 (AMD), & 2, this home's estimated market value is between $507,573 and $951,785. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1601 PIN OAK LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,591 sqft Built 1982
Raw Value $669,767
Adjusted Value $507,573

Adjusted -$177,802 for 574 sqft less living space and +$15,608 for being newer. Net adjustment: -$162,194.

1803 PIN OAK LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,261 sqft Built 1977
Raw Value $608,589
Adjusted Value $652,431

Adjusted -$75,581 for 244 sqft less living space and +$93,648 for being newer and +$25,775 for having a garage. Net adjustment: +$43,842.

1701 PIN OAK LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,887 sqft Built 1983
Raw Value $620,324
Adjusted Value $686,368

Adjusted +$40,269 for 130 sqft more living space and +$25,775 for having a garage. Net adjustment: +$66,044.

1700 PIN OAK LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,471 sqft Built 1987
Raw Value $764,450
Adjusted Value $561,387

Adjusted -$140,631 for 454 sqft less living space and -$62,432 for being older. Net adjustment: -$203,063.

1801 PIN OAK LN, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,520 sqft Built 1976
Raw Value $662,804
Adjusted Value $951,785

Adjusted +$153,950 for 497 sqft more living space and +$109,256 for being newer and +$25,775 for having a garage. Net adjustment: +$288,981.

The Neighborhood

This home is valued 19.1% below the R201578D - Great Oaks Sec 1, 1 (AMD), & 2 median of $714,415. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 6.8% over the past year.

R201578D - Great Oaks Sec 1, 1 (AMD), & 2

below average
161 Properties
$714,415 Median Value
-6.8% YoY Change
5% Have Pool
74% Have Garage
This Home
$577,905
Median
$714,415

This home is -19.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,826 across all districts. With a homestead exemption claimed, that drops to $7,469 — saving $1,357 per year. That's $622 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%$5,161
Williamson CountyCounty0.3694%$2,135
Austin Community Collegespecial0.1034%$598
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$578
Williamson County FM/RdCounty0.0443%$256
Upper Brushy Creek WCIDWater0.0170%$98
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5273%$8,826

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $652,431 would pay approximately $4,072 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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