taxes Property Tax Assistance

2025 Confidence Interval Detail

Starr County
214-903/Roma 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 2 105,453,490 0.7236 145,734,508 15 2,065 485,360,188
A 3 152,461,430 0.8108 188,038,271 15 1,831 863,940,555
A 4 162,653,170 0.9132 178,113,414 15 1,290 1,086,958,521
A 5 161,329,710 0.8974 179,774,582 15 779 10,222,952,573
E 0 208,840,623 0.9971 209,448,022 20 4,847 3,165,761,196
F1 2 23,473,880 0.9061 25,906,500 12 255 1,893,159,270
F1 3 23,443,230 0.9133 25,668,707 11 122 6,610,493,056
F1 4 23,237,340 0.9913 23,441,279 10 56 26,997,994,576
F1 5 26,207,970 1.0573 24,787,638 8 26 178,895,389,683
Random Totals: 887,100,843 1,000,912,921 121 11,271
CATG D1 EXCEPTION VALUES: 29,957,819 46,590,385
CATG J EXCEPTION VALUES: 599,355 616,809
Total Test Values 917,658,017 1,048,120,115

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 52,406,006

Confidence Interval Values(5)

Local Test Value: 917,658,017 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 995,714,109 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,100,526,121 (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