taxes Property Tax Assistance

2025 Confidence Interval Detail

Montgomery County
170-902/Conroe 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 11,782,608,727 0.9861 11,948,695,596 349 42,179 4,371,847,124
A 3 11,256,446,265 0.9744 11,552,182,127 348 26,783 6,183,805,706
A 4 11,663,541,876 0.9624 12,119,224,726 349 19,243 18,769,136,580
A 5 12,754,735,078 0.9598 13,288,950,904 348 10,335 785,225,920,613
B 2 938,187,652 0.9813 956,066,088 9 56 57,645,576,583,200
B 3 1,161,723,449 1.2352 940,514,450 8 33 34,362,535,589,822
B 4 1,187,016,050 1.2749 931,066,005 7 24 67,905,644,050,598
B 5 981,202,214 1.2670 774,429,530 6 12 1,154,802,637,541,054
C1 2 326,885,918 0.9381 348,455,301 28 5,619 293,255,409
C1 3 289,742,811 0.8887 326,029,944 21 1,429 22,970,850,878
C1 4 323,316,659 0.8928 362,137,835 10 422 167,349,576,693
C1 5 434,763,207 0.8978 484,253,962 10 90 21,934,574,541,406
E 0 953,212,210 0.9057 1,052,459,103 11 2,870 474,655,178,267
F1 2 2,596,398,467 0.8920 2,910,760,613 11 1,967 639,432,770,029
F1 3 2,417,518,509 0.9923 2,436,277,848 10 470 12,840,222,511,287
F1 4 2,863,671,031 1.0803 2,650,810,915 12 197 109,015,005,161,057
F1 5 2,630,378,853 0.9901 2,656,679,985 9 46 5,918,069,865,734,279
L1 2 716,026,074 0.9136 783,741,324 10 3,800 29,133,873,715
L1 3 720,710,040 0.9286 776,125,393 10 581 323,090,608,705
L1 4 585,155,074 0.9493 616,406,904 10 120 7,325,102,149,468
L1 5 515,330,624 1.0118 509,320,640 8 34 85,617,649,536,417
Random Totals: 67,098,570,788 68,424,589,193 1,584 116,310
CATG D1 EXCEPTION VALUES: 30,921,122 9,832,111
CATG J EXCEPTION VALUES: 99,725,090 104,504,811
Total Test Values 67,229,217,000 68,538,926,115

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 3,426,946,306

Confidence Interval Values(5)

Local Test Value: 67,229,217,000 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 65,111,979,809 (State Test Value minus Margin of Error Percent)
State Upper Limit: 71,965,872,421 (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