taxes Property Tax Assistance

2023 Confidence Interval Detail

Tarrant County
220-905/Fort Worth ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 6,541,709,803 0.9030 7,244,418,386 334 43,627 0.043509496
A 9,773,926,457 0.9714 10,061,690,814 358 40,247 0.013977728
A 10,825,835,869 0.9923 10,909,841,650 352 27,702 0.011893379
A 10,918,361,390 0.9811 11,128,693,701 289 11,037 0.018114711
B 2,235,170,157 0.9587 2,331,459,432 51 2,753 0.005255661
B 2,205,039,659 1.0292 2,142,479,264 10 93 0.008587369
B 2,020,420,255 0.9891 2,042,685,527 9 39 0.003702818
B 2,225,979,824 1.0591 2,101,765,484 8 24 0.007912257
C1 328,908,599 0.3867 850,552,364 60 8,601 0.334685128
C1 217,741,837 0.6257 347,997,182 13 917 0.060043311
C1 220,773,289 0.7841 281,562,669 10 317 0.264043204
C1 216,117,009 0.9231 234,120,907 9 94 0.088302436
F1 2,847,773,875 0.8883 3,205,869,498 12 3,255 0.197063568
F1 2,835,147,027 0.8718 3,252,061,284 12 768 0.054462219
F1 3,238,559,861 0.9650 3,356,020,581 12 203 0.032008823
F1 2,339,752,245 0.9847 2,376,106,677 12 33 0.009418190
L1 951,358,186 1.0529 903,559,869 11 2,995 0.019427978
L1 959,551,033 1.0149 945,463,625 10 390 0.001156231
L1 1,050,112,404 1.0080 1,041,778,179 12 123 0.019055602
L1 1,294,652,669 1.0001 1,294,523,217 9 38 0.001824960
Random Totals: 63,246,891,448 66,052,650,310 1,593 143,256
CATG D1 EXCEPTION VALUES: 1,104,497 1,208,786
CATG J EXCEPTION VALUES: 185,997,260 194,291,496
Total Test Values 63,433,993,205 66,248,150,592

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,312,407,530

Confidence Interval Values(5)

Local Test Value: 63,433,993,205 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 62,935,743,062 (State Test Value minus Margin of Error Percent)
State Upper Limit: 69,560,558,122 (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