taxes Property Tax Assistance

2023 Confidence Interval Detail

Starr County
214-901/Rio Grande City Grulla ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 154,701,046 0.6544 236,401,354 12 3,861 0.104117791
A 223,553,260 0.7267 307,627,990 13 3,172 0.042731524
A 212,760,490 0.8140 261,376,523 21 1,721 0.024050693
A 392,436,359 0.8468 463,434,529 19 1,674 0.041269362
C1 18,592,972 0.7294 25,490,776 12 1,501 0.111700741
C1 18,127,632 0.7049 25,716,601 12 756 0.099603747
C1 16,917,570 0.9649 17,532,978 12 406 0.192083333
C1 24,489,320 0.9899 24,739,186 12 125 0.468597083
E 183,371,711 0.5642 325,011,895 20 4,941 0.294477516
F1 51,538,163 0.8866 58,130,118 12 379 0.035293345
F1 51,102,460 0.7658 66,730,817 12 143 0.049373809
F1 52,108,240 0.9118 57,148,761 13 61 0.016396468
F1 69,660,110 0.9007 77,339,969 11 24 0.013600974
G1 29,185,884 1.0041 29,066,710 10 169 0.000452645
G1 29,625,562 1.0031 29,534,007 9 58 0.000117001
G1 29,702,705 1.0019 29,646,377 8 32 0.000118418
G1 28,098,741 0.9928 28,302,519 6 14 0.000080078
Random Totals: 1,585,972,225 2,063,231,110 214 19,037
CATG D1 EXCEPTION VALUES: 32,587,116 45,155,635
CATG J EXCEPTION VALUES: 64,495,085 64,703,730
Total Test Values 1,683,054,426 2,173,090,475

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 108,654,524

Confidence Interval Values(5)

Local Test Value: 1,683,054,426 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 2,064,435,951 (State Test Value minus Margin of Error Percent)
State Upper Limit: 2,281,744,999 (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