MD District 3
Maryland · 3 Counties · Baltimore, Columbia, Ellicott City
civdotiq.org
Federal Representatives
Chris Van Hollen
Democratic · U.S. Senator
Phone: 202-224-4654
Web: https://www.vanhollen.senate.gov
Office: 730 Hart Senate Office Building Washington DC 20510
Angela Alsobrooks
Democratic · U.S. Senator
Phone: 202-224-4524
Web: https://www.alsobrooks.senate.gov
Office: 374 Russell Senate Office Building Washington DC 20510
Sarah Elfreth
Democratic · U.S. Representative
Phone: 202-225-4016
Web: https://elfreth.house.gov
Office: 1213 Longworth House Office Building Washington DC 20515-2003
Key Demographics
781,479
Population
$133K
Median Income
40
Median Age
| Metric | Value |
|---|---|
| Bachelor's Degree or Higher | 26.8% |
| Poverty Rate | 5.6% |
| Urban Population | 62% |
| Diversity Index | 61.2 |
| Land Area | 501 sq mi |
Federal Spending
$107.9M
Total Annual
89
Contracts & Grants
—
Infrastructure
| Project | Agency | Amount |
|---|---|---|
| THE JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY LLC | National Aeronautics and Space Administration | $1.4B |
| ROHDE & SCHWARZ USA, INC. | Department of Transportation | $637.5M |
| ARINC INCORPORATED | Department of Transportation | $140.8M |
| AT&T MOBILITY NATIONAL ACCOUNTS LLC | Department of Veterans Affairs | $42.3M |
| THE JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY LLC | National Aeronautics and Space Administration | $27.9M |
Statewide Context
1,385,888
Maryland Medicaid & CHIP (Jun 2026)
336,942
Maryland Veteran Population (FY2026)
Statewide totals, not specific to this district — these federal programs report only at the state level. Sources: CMS (data.medicaid.gov), VA NCVAS (datahub.va.gov).
Geography
| Counties (3) | Major Cities |
|---|---|
| Baltimore, Anne Arundel, Howard | Baltimore, Columbia, Ellicott City |