2025 GS-13 Pay in Philadelphia
GS-13 employees with a duty station in Philadelphia-Reading-Camden, PA-NJ-DE-MD earn 28.99% on top of the base GS-13 pay scale. That means a GS-13 Step 1 salary jumps from $90,025 on the base table to $116,123 in Philadelphia.
2025 GS-13 Pay in Philadelphia
Locality-adjusted GS-13 rates for Philadelphia-Reading-Camden, PA-NJ-DE-MD.
| Step | Annual salary | Biweekly pay | Hourly rate | Locality add-on |
|---|---|---|---|---|
| Step 1 | $116,123 | $4,466.27 | $55.64 | +$26,098 |
| Step 2 | $119,994 | $4,615.15 | $57.50 | +$26,968 |
| Step 3 | $123,865 | $4,764.04 | $59.35 | +$27,838 |
| Step 4 | $127,736 | $4,912.92 | $61.21 | +$28,708 |
| Step 5 | $131,607 | $5,061.81 | $63.06 | +$29,578 |
| Step 6 | $135,478 | $5,210.69 | $64.92 | +$30,448 |
| Step 7 | $139,349 | $5,359.58 | $66.77 | +$31,318 |
| Step 8 | $143,220 | $5,508.46 | $68.62 | +$32,188 |
| Step 9 | $147,091 | $5,657.35 | $70.48 | +$33,058 |
| Step 10 | $150,962 | $5,806.23 | $72.33 | +$33,928 |
2025 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 | $116,123 | $4,466.27 | $55.64 | +$26,098 |
| Step 2 | $119,994 | $4,615.15 | $57.50 | +$26,968 |
| Step 3 | $123,865 | $4,764.04 | $59.35 | +$27,838 |
| Step 4 | $127,736 | $4,912.92 | $61.21 | +$28,708 |
| Step 5 | $131,607 | $5,061.81 | $63.06 | +$29,578 |
| Step 6 | $135,478 | $5,210.69 | $64.92 | +$30,448 |
| Step 7 | $139,349 | $5,359.58 | $66.77 | +$31,318 |
| Step 8 | $143,220 | $5,508.46 | $68.62 | +$32,188 |
| Step 9 | $147,091 | $5,657.35 | $70.48 | +$33,058 |
| Step 10 | $150,962 | $5,806.23 | $72.33 | +$33,928 |
Base vs. locality comparison
How much more Philadelphia pays
Step-increase waiting periods
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 2025, 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 $4,466 per biweekly pay period. At Step 10 that rises to $5,806. 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-13 Philadelphia page.
Other grades in Philadelphia
GS-13 in Philadelphia questions
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How much does a GS-13 make in Philadelphia?
In 2025, a GS-13 Step 1 employee in Philadelphia earns $116,123 per year. At Step 10 the salary reaches $150,962. 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 2025, it is 28.99%. On a GS-13 Step 1 salary that translates to an extra $26,098 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 $4,466 per pay period before tax and retirement deductions.