Beta Williamson County, TX only — data and coverage are limited during early access.

312 KOONTZ LOOP, JARRELL, TX 76537

JARRELL, 76537 — williamson County

2 bed2 bath1,242 sqftBuilt 2016

Property at a Glance

This home is estimated between $203,009 and $245,165, with a best estimate of $206,721. That places the property below the J204407G - SONTERRA (MULTIPLE BUILDERS) median of $243,526, in a neighborhood that declined 6.3% over the past year.

Estimated Value Range

$203,009 $245,165
Best Estimate
$206,721
WCAD Value
$200,858
High Confidence

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

Based on 5 comparable properties in J204407G - SONTERRA (MULTIPLE BUILDERS), this home's estimated market value is between $203,009 and $245,165. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

312 SERPENTINE LN, JARRELL, TX 76537
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,547 sqft Built 2018
Raw Value $259,472
Adjusted Value $203,009

Adjusted -$51,031 for 305 sqft less living space and -$5,432 for being older. Net adjustment: -$56,463.

312 COPPER LN, JARRELL, TX 76537
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,107 sqft Built 2007
Raw Value $198,134
Adjusted Value $245,165

Adjusted +$22,587 for 135 sqft more living space and +$24,444 for being newer. Net adjustment: +$47,031.

312 AMMONITE LN, JARRELL, TX 76537
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,355 sqft Built 2017
Raw Value $228,344
Adjusted Value $206,721

Adjusted -$18,907 for 113 sqft less living space and -$2,716 for being older. Net adjustment: -$21,623.

312 KILDEER PASS, JARRELL, TX 76537
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,193 sqft Built 2020
Raw Value $209,686
Adjusted Value $207,020

Adjusted +$8,198 for 49 sqft more living space and -$10,864 for being older. Net adjustment: -$2,666.

312 FOSTER LN, JARRELL, TX 76537
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,376 sqft Built 2015
Raw Value $225,261
Adjusted Value $205,557

Adjusted -$22,420 for 134 sqft less living space and +$2,716 for being newer. Net adjustment: -$19,704.

The Neighborhood

This home is valued 17.5% below the J204407G - SONTERRA (MULTIPLE BUILDERS) median of $243,526. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 6.3% over the past year.

J204407G - SONTERRA (MULTIPLE BUILDERS)

below average
1,787 Properties
$243,526 Median Value
-6.3% YoY Change
0% Have Pool
100% Have Garage
This Home
$200,858
Median
$243,526

This home is -17.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $4,831 across all districts. With a homestead exemption claimed, that drops to $3,160 — saving $1,671 per year. That's $263 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
Jarrell ISDSchool1.1669%$2,344
Sonterra MUDMUD0.7245%$1,455
Williamson CountyCounty0.3694%$742
Williamson County ESD #5 - JarrellESD0.1000%$201
Williamson County FM/RdCounty0.0443%$89
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.4052%$4,831

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $206,721 would pay approximately $1,290 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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