taxes Property Tax Assistance

2025 Confidence Interval Detail

Webb County
240-903/United ISD

Category Summary

(1)
Category 		(1)
Stratum
Number 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 2 2,594,792,924 0.9588 2,706,292,161 150 15,255 1,244,314,494
A 3 2,935,075,845 0.9823 2,987,962,786 150 12,505 1,176,795,720
A 4 2,956,799,690 0.9904 2,985,460,107 150 9,504 1,877,973,293
A 5 3,171,535,920 0.9584 3,309,198,581 142 6,196 52,312,039,152
B 2 169,608,467 1.0139 167,283,230 10 156 1,379,471,588,039
B 3 173,753,524 0.9009 192,866,605 8 32 2,315,669,547,161
B 4 117,009,316 0.9206 127,101,147 6 9 18,104,512,710,192
B 5 222,588,640 0.8834 251,968,123 4 9 146,892,317,337,743
C1 2 206,206,979 0.8659 238,141,794 47 1,743 33,232,038,687
C1 3 196,400,946 0.9351 210,032,024 14 258 76,866,964,416
C1 4 211,349,949 0.9228 229,031,154 10 131 566,829,670,203
C1 5 524,976,728 0.9855 532,700,891 9 114 3,579,006,078,573
E 0 1,319,731,163 0.7660 1,722,886,636 40 6,585 521,671,945,553
F1 2 1,539,912,519 0.8018 1,920,569,368 13 1,474 372,202,012,456
F1 3 1,706,343,988 0.9665 1,765,487,830 11 562 1,348,347,990,527
F1 4 1,966,793,278 0.9048 2,173,732,624 11 262 8,206,182,974,139
F1 5 2,502,782,093 1.0298 2,430,357,441 10 116 659,170,375,447,518
G1 2 1,873,214,471 0.9987 1,875,652,820 10 1,056 1,253,749,207,831
G1 3 1,874,889,249 1.0004 1,874,139,593 10 334 3,551,401,077,688
G1 4 1,871,409,617 0.9984 1,874,408,671 10 170 10,143,679,661,281
G1 5 1,861,214,436 1.0033 1,855,092,630 9 72 250,713,923,937,512
L1 2 555,896,066 0.9240 601,619,119 10 1,279 129,763,756,880
L1 3 581,805,682 0.9908 587,207,996 10 231 1,224,023,325,912
L1 4 576,178,647 0.9680 595,225,875 10 79 2,754,895,391,145
L1 5 852,403,043 1.0032 849,684,054 7 30 4,779,533,661,281,188
Random Totals: 32,562,673,180 34,064,103,260 861 58,162
CATG D1 EXCEPTION VALUES: 91,011,116 89,687,940
CATG J EXCEPTION VALUES: 21,204,125 20,525,383
Total Test Values 32,674,888,421 34,174,316,583

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,708,715,829

Confidence Interval Values(5)

Local Test Value: 32,674,888,421 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 32,465,600,754 (State Test Value minus Margin of Error Percent)
State Upper Limit: 35,883,032,412 (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