Data Engineer salary in St. Louis, MO
Based on 91 certified H-1B filings in the St. Louis, MO-IL metro area, FY2025–FY2026. Includes Maryland Heights, O'fallon, Chesterfield, O’fallon, Clayton.
Also listed as: Database Architect, Data Architect
Salary range
| Percentile | Salary |
|---|---|
| 10th | $88,005 |
| 25th | $98,498 |
| 50th (median) | $135,000 |
| 75th | $149,927 |
| 90th | $162,606 |
Salary by year
Median salary
Filings per year
Show as table
| Fiscal year | Median | P25 | P75 | Filings |
|---|---|---|---|---|
| FY2020 | $90,500 | $83,325 | $95,840 | 16 |
| FY2021 | $97,213 | $86,375 | $114,721 | 18 |
| FY2022 | $102,086 | $92,104 | $120,241 | 30 |
| FY2023 | $116,000 | $90,272 | $137,322 | 31 |
| FY2024 | $120,000 | $89,000 | $130,000 | 41 |
| FY2025 | $123,600 | $88,300 | $140,000 | 47 |
| FY2026 | $141,814 | $118,432 | $154,974 | 44 |
Cost of living
St. Louis's median Data Engineer salary of $135,000 is worth about $142,000 at national average prices.
Source: BEA Regional Price Parities, 2024 (U.S. = 100; St. Louis = 95.1).
Compared with all workers here
All Database Architects in the St. Louis, MO area earned a median of $122,310 in May 2025 (710 employed). The H-1B median here is $135,000, 10% higher.
Source: U.S. Bureau of Labor Statistics, OEWS metropolitan area estimates. BLS wages include some incentive pay; H-1B figures are base salary.
Top employers filing
| Employer | Median | Filings |
|---|---|---|
| Deloitte | too few | 6 |
| Bayer | too few | 4 |
| Bayer Research and Development Services | too few | 4 |
| Charter Communications | too few | 4 |
| Accenture | too few | 3 |
| Cognizant | too few | 3 |
| Capgemini America | too few | 3 |
| Slalom | too few | 3 |
| Mastercard | too few | 2 |
| Bayer CropScience | too few | 2 |
Employers with at least 2 filings here. Median shown at 10+ filings.
By experience level
| Wage level | Median | Filings |
|---|---|---|
| Entry-level · Level I | too few | 2 |
| Mid-level · Level II | $94,661 | 27 |
| Senior · Level III | $132,000 | 21 |
| Expert · Level IV | $151,509 | 32 |
Median shown when a level has at least 10 filings.
Minimum H-1B salary by level
| Wage level | Prevailing wage (most common) | Median offered salary | Filings |
|---|---|---|---|
| Mid-level · Level II | $88,005 | $94,661 | 27 |
| Senior · Level III | $118,227 | $132,000 | 21 |
| Expert · Level IV | $141,814 | $151,509 | 32 |
The prevailing wage is the minimum an employer must pay for this job and area. Amounts vary by county within a metro and by wage source.