taxes Property Tax Assistance

2022 Confidence Interval Detail

Travis County
227-901/Austin ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 30,374,451,607 0.9862 30,799,484,493 493 61,534 0.018258766
A 30,375,101,895 0.9944 30,546,160,393 494 43,561 0.018039768
A 30,374,174,823 0.9707 31,291,001,157 496 29,554 0.031956953
A 30,373,013,618 0.9401 32,308,279,564 494 14,853 0.045334986
B 10,154,416,616 0.9535 10,649,624,138 11 10,080 0.053238695
B 6,178,887,602 0.9937 6,218,061,389 10 197 0.002242456
B 6,877,299,114 0.9723 7,073,227,516 10 115 0.005870516
B 14,300,481,114 1.0115 14,137,895,318 9 138 0.001347654
C1 535,126,630 0.6385 838,099,655 47 1,692 0.133039694
C1 536,500,691 0.6122 876,348,728 19 624 0.407879511
C1 536,148,601 0.7902 678,497,344 8 192 0.235438622
C1 531,296,859 0.9135 581,605,757 8 35 0.028387693
E 426,703,905 1.0790 395,462,377 10 717 0.109665341
F1 9,215,173,334 0.9094 10,133,245,364 20 3,597 0.054028160
F1 10,188,740,986 0.8982 11,343,510,338 11 798 0.041655233
F1 10,209,887,201 0.8728 11,697,854,263 11 220 0.019795581
F1 12,734,992,089 0.8936 14,251,334,030 9 67 0.035563641
L1 868,207,068 1.0523 825,056,607 11 6,054 0.038349443
L1 849,350,695 0.9911 856,977,797 11 1,076 0.007278812
L1 984,506,238 0.9570 1,028,742,150 11 332 0.018706672
L1 1,114,217,830 0.9884 1,127,294,446 10 91 0.010592619
Random Totals: 207,738,678,516 217,657,762,824 2,203 175,527
CATG D1 EXCEPTION VALUES: 1,329,775 578,306
CATG J EXCEPTION VALUES: 6,950,236 7,227,810
Total Test Values 207,746,958,527 217,665,568,940

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 10,883,278,447

Confidence Interval Values(5)

Local Test Value: 207,746,958,527 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 206,782,290,493 (State Test Value minus Margin of Error Percent)
State Upper Limit: 228,548,847,387 (State Test Value plus Margin of Error Percent)

Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values