O-1 (Second Lieutenant) Pay with 2 Years of Service — 2026

Monthly Base Pay
$4,320.00
Annual Base Pay
$51,840.00
Total w/ BAH + BAS
$6,983
avg location, w/ dep

An O-1 (Second Lieutenant) with 2 years of service earns $4,320.00 per month in base pay in 2026, which is $51,840.00 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 $2,335/mo (with dependents) and BAS of $328.48/mo, total monthly compensation comes to approximately $6,983. BAH and BAS are tax-free, making the effective compensation even higher than it appears.

Monthly Compensation Breakdown

ComponentWith DependentsWithout Dependents
Base Pay$4,320.00$4,320.00
BAH (national avg)$2,335$1,975
BAS$328.48$328.48
Total$6,983$6,623

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

O-1 Pay Progression by Years of Service

See how O-1 base pay changes as you gain more time in service:

Years of ServiceMonthly Base PayAnnual
0 years$4,150.20$49,802.40
2 years ← you$4,320.00$51,840.00
3 years$5,222.40$62,668.80

How O-1 Compares to Other Ranks at 2 Years

RankBase Pay (2 YOS)Difference
O-1$4,320.00
O-2$5,446.20+$1,126.20

More O-1 Pay Information

Frequently Asked Questions

How much does an O-1 make with 2 years of service?

An O-1 (Second Lieutenant) with 2 years of service earns $4,320.00/month in base pay ($51,840.00/year). With BAH and BAS, total compensation averages $6,983/month with dependents.

What is O-1 base pay at 2 years?

2026 O-1 base pay at 2 years of service is $4,320.00/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-1, this means $2,663.48/month in allowances is untaxed, significantly reducing your effective tax rate.