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Updated with current federal pay tables and reference data

$107,510 GS-13 Step 1 in Birmingham (2026)
$139,764 GS-13 Step 10 in Birmingham (2026)
+$16,585 Locality add-on at Step 1 vs. base

2026 GS-13 pay table for Birmingham

Each step below already includes the 18.24% locality adjustment. The "Locality add-on" column shows how much locality pay is adding compared with the base GS-13 table.

Step Annual salary Biweekly pay Hourly rate Locality add-on
Step 1 $107,510 $4,135.00 $51.51 +$16,585
Step 2 $111,094 $4,272.85 $53.23 +$17,138
Step 3 $114,677 $4,410.65 $54.95 +$17,690
Step 4 $118,261 $4,548.50 $56.67 +$18,243
Step 5 $121,845 $4,686.35 $58.38 +$18,796
Step 6 $125,429 $4,824.19 $60.10 +$19,349
Step 7 $129,013 $4,962.04 $61.82 +$19,902
Step 8 $132,597 $5,099.88 $63.53 +$20,455
Step 9 $136,181 $5,237.73 $65.25 +$21,008
Step 10 $139,764 $5,375.54 $66.97 +$21,560
← GS-12 Calculate my take-home GS-14 →

Base vs. locality comparison

How much more Birmingham pays

  • Base GS-13 Step 1 $90,925
  • Birmingham GS-13 Step 1 $107,510
  • Locality add-on +$16,585
  • Adjustment percent 18.24%
  • Base GS-13 Step 10 $118,204
  • Birmingham GS-13 Step 10 $139,764

Step-increase waiting periods

  • Step 1 → Step 2 52 weeks
  • Step 2 → Step 3 52 weeks
  • Step 3 → Step 4 52 weeks
  • Step 4 → Step 5 104 weeks
  • Step 5 → Step 6 104 weeks
  • Step 6 → Step 7 104 weeks
  • Step 7 → Step 8 156 weeks
  • Step 8 → Step 9 156 weeks
  • Step 9 → Step 10 156 weeks

GS-13 in Birmingham: what to expect

Senior specialists, first-line supervisors and subject-matter experts. Many IT, acquisition, legal and program-manager roles live at GS-13.

For 2026, the Birmingham pay area adds a 18.24% locality adjustment on top of the nationwide base GS schedule. Every GS-13 employee assigned to this area benefits from that same percentage, regardless of step or series.

Qualifications and career path

Minimum qualifications. One year of specialized experience at the GS-12 level.

Promotion path. Competitive promotion to GS-14 requires a GS-14 vacancy, often with supervisory responsibilities.

The rough military equivalent for GS-13 is O-5 Lieutenant Colonel, useful for comparing GS roles against enlisted and officer ranks when looking at pay or authority level.

Biweekly take-home for GS-13 in Birmingham

Before taxes and deductions, a GS-13 Step 1 employee in Birmingham earns roughly $4,135 per biweekly pay period. At Step 10 that rises to $5,376. Actual take-home will be lower after federal tax, state tax, TSP contributions, retirement and health insurance deductions.

Other grades in Birmingham

GS-13 in Birmingham questions

  • How much does a GS-13 make in Birmingham?
    In 2026, a GS-13 Step 1 employee in Birmingham earns $107,510 per year. At Step 10 the salary reaches $139,764. This is 18.24% higher than the base GS-13 salary.
  • What is the locality adjustment for GS-13 in Birmingham?
    The locality adjustment is the same for every grade and step within a pay area. For Birmingham in 2026, it is 18.24%. On a GS-13 Step 1 salary that translates to an extra $16,585 per year.
  • What is the biweekly pay for GS-13 in Birmingham?
    Biweekly pay is annual salary divided by 26. A GS-13 Step 1 employee in Birmingham earns roughly $4,135 per pay period before tax and retirement deductions.