Zip Code 61820
IL · Population: 38,128
About Zip Code 61820
Zip code 61820 is located in Illinois and is home to approximately 38,128 residents. It receives an overall grade of C+ (score: 51/100), based on safety, affordability, quality of life, and employment metrics.
Crime rates in this area are roughly in line with national averages.
Housing costs are a challenge in this area, with home values at $156,600 and median rent of $1,001/month against a median income of $33,045. Many residents face a significant housing cost burden.
The community is highly educated — 54.2% of adults hold a bachelor's degree or higher, well above the national average of ~33%.
Unemployment stands at 4.9%, which is near the national average.
Scores are percentile-based: a score of 85 means this zip code ranks better than 85% of all US zip codes on that dimension. Data is sourced from the US Census Bureau (ACS 5-year estimates) and the FBI Uniform Crime Report.
Demographics & Economics
Score Breakdown
| Dimension | Score | Grade | Interpretation |
|---|---|---|---|
| Safety | 57 | C+ | Lower crime = higher score |
| Affordability | 16 | F | Lower cost relative to income = higher |
| Quality of Life | 68 | B | Education, commute, ownership |
| Jobs & Economy | 64 | B | Lower unemployment = higher |
| Overall | 51 | C+ | Weighted average |
Methodology
All scores are percentile-based (0–100): a score of 85 means this zip code ranks better than 85% of all US zip codes on that metric. Safety uses FBI Uniform Crime Report state-level data (Phase 2 will add zip-level granularity). Economic and demographic data is from the US Census Bureau American Community Survey (ACS) 5-year estimates (2022).