taxes Property Tax Assistance

2021 Confidence Interval Detail

Webb County
240-903/United ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 1,532,016,234 0.9221 1,661,442,614 98 13,396 0.036302775
A 1,697,328,571 0.9386 1,808,361,998 98 10,399 0.010413439
A 2,028,707,399 0.9576 2,118,533,207 99 9,287 0.012003348
A 2,143,119,234 0.9982 2,146,983,805 98 5,713 0.018629409
B 96,378,259 0.9323 103,376,873 10 147 0.004765622
B 109,530,992 0.8780 124,750,560 8 32 0.006913203
B 78,001,540 0.8175 95,414,728 6 11 0.042912170
B 128,362,087 0.7596 168,986,423 4 9 0.012506020
C1 92,380,405 0.7441 124,150,524 12 1,727 0.159821043
C1 93,480,857 0.9147 102,198,379 10 321 0.036949107
C1 94,010,708 1.0066 93,394,306 10 145 0.053859783
C1 90,888,996 0.9944 91,400,841 9 57 0.093322100
E 595,244,468 1.1395 522,373,381 12 6,458 0.123256666
F1 863,023,669 0.8604 1,003,049,360 13 1,508 0.124115700
F1 908,876,185 0.9518 954,902,485 11 544 0.012504932
F1 916,755,781 0.7595 1,207,051,720 12 228 0.042195139
F1 914,139,992 0.9115 1,002,896,316 11 78 0.030329732
G1 847,819,068 1.2157 697,391,682 10 1,018 0.063535756
G1 847,045,163 0.9541 887,794,951 10 399 0.085914178
G1 848,332,510 1.0015 847,061,917 10 206 0.030627183
G1 845,450,221 0.9765 865,796,437 10 98 0.004831867
L1 340,901,057 0.9647 353,375,202 10 1,433 0.001531270
L1 340,550,056 0.9951 342,226,968 10 227 0.000579455
L1 446,537,719 0.9576 466,309,230 10 86 0.001978471
L1 269,189,413 1.0092 266,735,447 7 15 0.000392239
Random Totals: 17,168,070,584 18,055,959,354 598 53,542
CATG D1 EXCEPTION VALUES: 75,206,725 93,320,605
CATG J EXCEPTION VALUES: 321,061,052 332,639,992
Total Test Values 17,564,338,361 18,481,919,951

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 924,095,998

Confidence Interval Values(5)

Local Test Value: 17,564,338,361 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 17,557,823,953 (State Test Value minus Margin of Error Percent)
State Upper Limit: 19,406,015,949 (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