What's Going Around in Arlington Heights?
Health data for the Arlington Heights, Illinois area — April 2026
Here's what respiratory illnesses and infectious diseases look like near Arlington Heights, Illinois, based on the latest CDC surveillance data for Illinois. Tap any topic for detailed state-level trends, charts, and forecasts.
1.6% ILI
↓ Declining in Illinois
2.6 per 100K
↓ Declining in Illinois
1.6 per 100K
↓ Declining in Illinois
3 cases in Illinois
91.8% in Illinois
CDC Recommendations at This Level
Vaccination rates are below the safe threshold
- • Your state is below the 95% MMR coverage needed for herd immunity
- • This means your community is more vulnerable if measles is introduced
- • Verify your family's vaccination status and get caught up if needed
- • Talk to your pediatrician if you have questions about vaccine safety
This is general public health guidance based on CDC recommendations — not personal medical advice. Talk to your healthcare provider about what's right for you and your family.
Arlington Heights Community Health Snapshot
2022 dataCity-specific chronic disease and prevention statistics from the CDC PLACES program , which provides local health estimates for communities across the US.
Chronic Conditions
Mental Health
Health Behaviors
Prevention & Access
Source: CDC PLACES: Local Data for Better Health, 2024 release. Age-adjusted prevalence estimates. Learn more
About this data: Infectious disease surveillance (flu, COVID, RSV, measles) is reported at the state level. This page uses Illinois data as the best available indicator for the Arlington Heights area. The health snapshot above shows Arlington Heights-specific estimates from CDC PLACES (2022 data).
See the full Illinois health dashboard for more detail.
Frequently Asked Questions
What illnesses are going around in Arlington Heights, Illinois right now?
Based on Illinois state surveillance data (which covers Arlington Heights), flu activity is low, RSV is moderate, COVID-19 is moderate, and Illinois has reported 3 measles cases in 2026. Click any topic above for detailed trends and charts.
Is the flu bad in Arlington Heights right now?
Flu activity in Illinois (which includes Arlington Heights) is currently low with 1.6% ILI. The trend is declining, which is good news. See the Illinois flu page for weekly trend charts.
What are the biggest health issues in Arlington Heights?
According to the CDC PLACES dataset (2022 data), Arlington Heights residents face these key health challenges: Sleep Deprived (31.9%), High Cholesterol (30.5%), Obesity (24.9%). The community health snapshot on this page shows 18 health measures specific to Arlington Heights.
Does Arlington Heights have its own health data, or is this state-level?
This page combines two types of CDC data. The infectious disease section (flu, COVID, RSV, measles) shows Illinois state-level surveillance, which is the most reliable available indicator for the Arlington Heights area. The Community Health Snapshot below shows Arlington Heights-specific chronic disease and prevention data from the CDC PLACES program, which provides city-level estimates for all 50 states. State infectious disease data reflects overall trends that apply to communities within the state, including Arlington Heights.
Local Health Signal is not affiliated with the CDC or any government agency. Data is provided for informational purposes only and is not intended for clinical decision making. See our methods page for details on data sources and limitations.