An independent federal pay resource. Not affiliated with OPM or any U.S. government agency.

Updated with current federal pay tables and reference data

$117,284 GS-13 Step 1 in Philadelphia (2026)
$152,471 GS-13 Step 10 in Philadelphia (2026)
+$26,359 Locality add-on at Step 1 vs. base

2026 GS-13 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-13 table.

Step Annual salary Biweekly pay Hourly rate Locality add-on
Step 1 $117,284 $4,510.92 $56.20 +$26,359
Step 2 $121,194 $4,661.31 $58.07 +$27,238
Step 3 $125,104 $4,811.69 $59.94 +$28,117
Step 4 $129,013 $4,962.04 $61.82 +$28,995
Step 5 $132,923 $5,112.42 $63.69 +$29,874
Step 6 $136,833 $5,262.81 $65.56 +$30,753
Step 7 $140,742 $5,413.15 $67.44 +$31,631
Step 8 $144,652 $5,563.54 $69.31 +$32,510
Step 9 $148,562 $5,713.92 $71.18 +$33,389
Step 10 $152,471 $5,864.27 $73.06 +$34,267
← GS-12 Calculate my take-home GS-14 →

Base vs. locality comparison

How much more Philadelphia pays

  • Base GS-13 Step 1 $90,925
  • Philadelphia GS-13 Step 1 $117,284
  • Locality add-on +$26,359
  • Adjustment percent 28.99%
  • Base GS-13 Step 10 $118,204
  • Philadelphia GS-13 Step 10 $152,471

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 Philadelphia: 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 Philadelphia pay area adds a 28.99% 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 Philadelphia

Before taxes and deductions, a GS-13 Step 1 employee in Philadelphia earns roughly $4,511 per biweekly pay period. At Step 10 that rises to $5,864. Actual take-home will be lower after federal tax, state tax, TSP contributions, retirement and health insurance deductions.

Other grades in Philadelphia

GS-13 in Philadelphia questions

  • How much does a GS-13 make in Philadelphia?
    In 2026, a GS-13 Step 1 employee in Philadelphia earns $117,284 per year. At Step 10 the salary reaches $152,471. This is 28.99% higher than the base GS-13 salary.
  • What is the locality adjustment for GS-13 in Philadelphia?
    The locality adjustment is the same for every grade and step within a pay area. For Philadelphia in 2026, it is 28.99%. On a GS-13 Step 1 salary that translates to an extra $26,359 per year.
  • What is the biweekly pay for GS-13 in Philadelphia?
    Biweekly pay is annual salary divided by 26. A GS-13 Step 1 employee in Philadelphia earns roughly $4,511 per pay period before tax and retirement deductions.