O-5 (Lieutenant Colonel) Pay with 6 Years of Service — 2026

Monthly Base Pay
$9,249.60
Annual Base Pay
$110,995.20
Total w/ BAH + BAS
$12,979
avg location, w/ dep

An O-5 (Lieutenant Colonel) with 6 years of service earns $9,249.60 per month in base pay in 2026, which is $110,995.20 per year. Base pay is the taxable portion of military compensation and does not include housing or food allowances.

When you add the national average BAH of $3,401/mo (with dependents) and BAS of $328.48/mo, total monthly compensation comes to approximately $12,979. BAH and BAS are tax-free, making the effective compensation even higher than it appears.

Monthly Compensation Breakdown

ComponentWith DependentsWithout Dependents
Base Pay$9,249.60$9,249.60
BAH (national avg)$3,401$2,760
BAS$328.48$328.48
Total$12,979$12,338

BAH varies by location. Use the BAH Calculator for your exact rate.

O-5 Pay Progression by Years of Service

See how O-5 base pay changes as you gain more time in service:

Years of ServiceMonthly Base PayAnnual
0 years$7,295.40$87,544.80
2 years$8,218.20$98,618.40
3 years$8,787.00$105,444.00
4 years$8,894.10$106,729.20
6 years ← you$9,249.60$110,995.20
8 years$9,461.40$113,536.80
10 years$9,928.50$119,142.00
12 years$10,271.70$123,260.40
14 years$10,715.10$128,581.20
16 years$11,391.30$136,695.60
18 years$11,713.80$140,565.60
20 years$12,032.70$144,392.40

How O-5 Compares to Other Ranks at 6 Years

RankBase Pay (6 YOS)Difference
O-4$8,332.20-$917.40
O-5$9,249.60
O-6$10,284.30+$1,034.70

More O-5 Pay Information

Frequently Asked Questions

How much does an O-5 make with 6 years of service?

An O-5 (Lieutenant Colonel) with 6 years of service earns $9,249.60/month in base pay ($110,995.20/year). With BAH and BAS, total compensation averages $12,979/month with dependents.

What is O-5 base pay at 6 years?

2026 O-5 base pay at 6 years of service is $9,249.60/month. This is the taxable portion of military pay.

Is military pay taxable?

Base pay is subject to federal income tax. BAH and BAS are tax-free. For an O-5, this means $3,729.48/month in allowances is untaxed, significantly reducing your effective tax rate.