taxes Property Tax Assistance

2022 Confidence Interval Detail

Williamson County
246-904/Georgetown ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 4,316,847,126 0.9944 4,341,157,609 149 10,978 0.011016444
A 4,317,334,400 0.9921 4,351,712,932 149 8,817 0.013823580
A 4,316,376,757 0.9909 4,356,016,507 151 6,775 0.012840229
A 4,316,323,836 0.9942 4,341,504,562 149 4,361 0.020977869
B 306,865,291 0.9630 318,655,546 10 403 0.007030854
B 287,285,473 1.0561 272,024,877 4 9 0.004711352
B 338,992,584 1.0528 321,991,436 3 6 0.000274694
B 196,890,351 0.9855 199,788,149 2 3 0.019395974
E 817,006,323 0.9729 839,763,925 26 1,627 0.095514826
F1 487,919,455 0.9710 502,491,715 10 585 0.002276274
F1 543,282,364 1.0377 523,544,728 10 199 0.002708121
F1 499,979,380 1.0322 484,382,271 9 64 0.006376034
F1 640,536,353 1.0786 593,859,033 6 19 0.011463416
L1 104,647,044 1.0167 102,928,144 11 769 0.008630694
L1 96,971,170 0.9867 98,278,271 11 129 0.008275370
L1 85,039,855 0.9800 86,775,362 8 30 0.003674378
L1 134,639,783 1.0047 134,009,936 5 12 0.001888881
Random Totals: 21,806,937,545 21,868,885,003 713 34,786
CATG D1 EXCEPTION VALUES: 8,599,292 8,636,499
Total Test Values 21,815,536,837 21,877,521,502

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,093,876,075

Confidence Interval Values(5)

Local Test Value: 21,815,536,837 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 20,783,645,427 (State Test Value minus Margin of Error Percent)
State Upper Limit: 22,971,397,577 (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