ZIP 52221 is served primarily by Poweshiek County, IA — including Grinnell. ZIP-level data is sparse — showing the Poweshiek County aggregate. FEMA NRI rates wildfire risk here as Moderate.
Mar peaks. Dec dips. ZIP-level seasonality is sparse — this is the county aggregate.
Top 5 NFIRS incident types — county-level breakdown.
| # | Incident type | Count | Share | |
|---|---|---|---|---|
| 1 | Grass fire | 20 | 10.7% | |
| 2 | Brush, or brush and grass mixture fire | 16 | 8.6% | |
| 3 | Building fires | 15 | 8.0% | |
| 4 | Unauthorized burning | 15 | 8.0% | |
| 5 | Cooking fire, confined to container | 12 | 6.4% |
3 cities sit in Poweshiek County. Click for the per-city NFIRS profile.
The figures above are historical. For today's air quality, fire-weather warnings, and active fires, go to the official sources.
This ZIP doesn't have enough NFIRS coverage on its own (under 10 reported incidents across 2021–2025) to publish ZIP-level statistics, so we're showing the Poweshiek County aggregate above. NFIRS reporting is voluntary and many rural ZIPs roll up to broader county totals. The ZIP-to-county mapping uses SimpleMaps' uscities.zips dataset.