Baltimore 311 service requests
MD· Population 585,708 (2020)
Current release
Data through April 12, 2026
Data from January 2024 through April 12, 2026 · 1.4M records
Monthly average
88.2K
requests per month
Total requests
1.4M
January 2024–April 12, 2026
Latest month
94.0K
requests in March 2026
Median resolution
2.9d
half of requests close faster
Monthly request volume
Total 311 requests filed per month. Months with no reported data are shaded red.
Category mix over time
Monthly volume grouped by service category.
Temporal patterns
- Daily average
- 3.0K per day
- March 2026
- 94.0K requests
- Peak filing time
- Tuesday, 2pm
- Weekend share
- 14.2% of filings
- After-hours share
- 31.2% of filings
- Most common type
- ECC-Information Request
Requests by category
Select a category for its monthly trend.
| Category | Requests | Share |
|---|---|---|
| Other | 1.4M | 100.0% |
Source & provenance
Counts on this page are derived from Baltimore’s open 311 data feed. Coverage: January 2024 through April 12, 2026.
How to access the raw data: Published as one ArcGIS FeatureServer service per calendar year on services1.arcgis.com/UWYHeuuJISiGmgXx. Services are named "311_Customer_Service_Requests_YYYY" and cover 2023 onward (~1 million records per year). A rolling "311_Customer_Service_Requests_current" service holds the live year. Browse the ArcGIS REST services index to see all available years.
Source dataset: services1.arcgis.com