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Updated with current federal pay tables and reference data

$97,653 GS-12 Step 1 in Philadelphia (2025)
$126,955 GS-12 Step 10 in Philadelphia (2025)
+$21,947 Locality add-on at Step 1 vs. base

2025 GS-12 pay table for Philadelphia

Each step below already includes the 28.99% locality adjustment. The "Locality add-on" column shows how much locality pay is adding compared with the base GS-12 table.

Step Annual salary Biweekly pay Hourly rate Locality add-on
Step 1 $97,653 $3,755.88 $46.79 +$21,947
Step 2 $100,909 $3,881.12 $48.35 +$22,679
Step 3 $104,165 $4,006.35 $49.91 +$23,411
Step 4 $107,420 $4,131.54 $51.47 +$24,142
Step 5 $110,676 $4,256.77 $53.03 +$24,874
Step 6 $113,932 $4,382.00 $54.59 +$25,606
Step 7 $117,187 $4,507.19 $56.15 +$26,337
Step 8 $120,443 $4,632.42 $57.71 +$27,069
Step 9 $123,699 $4,757.65 $59.27 +$27,801
Step 10 $126,955 $4,882.88 $60.83 +$28,533
← GS-11 Calculate my take-home GS-13 →

Base vs. locality comparison

How much more Philadelphia pays

  • Base GS-12 Step 1 $75,706
  • Philadelphia GS-12 Step 1 $97,653
  • Locality add-on +$21,947
  • Adjustment percent 28.99%
  • Base GS-12 Step 10 $98,422
  • Philadelphia GS-12 Step 10 $126,955

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-12 in Philadelphia: what to expect

Experienced professionals and working-level experts. This is the most common GS grade for mid-career federal employees. Many policy, acquisition, engineering and scientific specialists sit at GS-12.

For 2025, the Philadelphia pay area adds a 28.99% locality adjustment on top of the nationwide base GS schedule. Every GS-12 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-11 level.

Promotion path. Competitive promotion to GS-13 requires a GS-13 vacancy and selection on merit.

The rough military equivalent for GS-12 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-12 in Philadelphia

Before taxes and deductions, a GS-12 Step 1 employee in Philadelphia earns roughly $3,756 per biweekly pay period. At Step 10 that rises to $4,883. Actual take-home will be lower after federal tax, state tax, TSP contributions, retirement and health insurance deductions.

Note. This is the archived 2025 table. For current pay, open the latest GS-12 Philadelphia page.

Other grades in Philadelphia

GS-12 in Philadelphia questions

  • How much does a GS-12 make in Philadelphia?
    In 2025, a GS-12 Step 1 employee in Philadelphia earns $97,653 per year. At Step 10 the salary reaches $126,955. This is 28.99% higher than the base GS-12 salary.
  • What is the locality adjustment for GS-12 in Philadelphia?
    The locality adjustment is the same for every grade and step within a pay area. For Philadelphia in 2025, it is 28.99%. On a GS-12 Step 1 salary that translates to an extra $21,947 per year.
  • What is the biweekly pay for GS-12 in Philadelphia?
    Biweekly pay is annual salary divided by 26. A GS-12 Step 1 employee in Philadelphia earns roughly $3,756 per pay period before tax and retirement deductions.