taxes Property Tax Assistance

2020 Confidence Interval Detail

Bexar County
015-907/San Antonio ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 2,206,581,280 0.9295 2,373,944,357 248 25,520 0.053265689
A 2,874,138,335 1.0005 2,872,701,984 251 22,648 0.053511328
A 3,428,783,880 0.9968 3,439,791,212 254 18,115 0.036328517
A 3,064,142,408 0.9864 3,106,389,303 241 7,118 0.028569370
B 687,358,790 0.9606 715,551,520 97 2,324 0.027223357
B 500,787,293 0.8079 619,862,969 11 94 0.051481431
B 511,215,303 0.8915 573,432,757 9 22 0.010481392
B 600,381,300 1.0249 585,795,004 6 10 0.012692439
C1 100,918,096 0.7518 134,235,297 50 3,912 0.161738864
C1 102,346,908 0.8627 118,635,572 30 971 0.095875053
C1 93,208,040 0.9622 96,869,715 10 220 0.032962070
C1 81,337,785 1.7661 46,055,028 9 37 0.343175295
F1 2,037,900,924 0.9486 2,148,324,820 15 2,705 0.047774383
F1 1,921,031,931 0.8796 2,183,983,550 10 445 0.050112220
F1 1,722,472,630 0.9171 1,878,173,187 10 100 0.026954230
F1 1,906,792,300 0.9916 1,922,945,038 8 24 0.012140474
L1 433,061,668 1.0095 428,986,298 10 1,877 0.007401863
L1 464,414,211 1.0236 453,706,732 10 318 0.010295156
L1 433,112,657 1.0083 429,547,413 11 78 0.004043684
L1 470,353,432 0.9923 474,003,257 7 20 0.000396477
Random Totals: 23,640,339,171 24,602,935,013 1,297 86,558
CATG D1 EXCEPTION VALUES: 146,110 170,261
Total Test Values 23,640,485,281 24,603,105,274

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,230,155,264

Confidence Interval Values(5)

Local Test Value: 23,640,485,281 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 23,372,950,010 (State Test Value minus Margin of Error Percent)
State Upper Limit: 25,833,260,538 (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