Winnebago County, Iowa
7 ZIP codes · Home Safety Score unavailable · 0 of 7 tracked ZIP records scored
Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData
ZIP Code Risk Map
Water Quality Map: Winnebago County, Iowa
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.6 (asthma 9.9%, diabetes 11.6%)
Modeled additional annual cost estimate per homeowner: $749, largest modeled factor: Energy Code Gap
81% of homes built before 1980 (lead paint was banned for residential use in 1978)
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINSA infrastructure needs, EPA SDWIS violations, and EPA lead indicators.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $749
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
5,718 housing units in Winnebago County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Health Outcomes vs National Average
CDC PLACES data for Winnebago County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems mapped to Winnebago County ZIP codes
4 community water systems mapped to Winnebago County ZIP codes; EPA may list more systems serving the county.
Systems with the most violations in Winnebago County
1 water system with violations in EPA records.
All ZIP Codes in Winnebago County
7 ZIP codes tracked in Winnebago County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 50424 | Buffalo Center | — | — | $109K | |
| 2 | 50436 | Forest City | — | — | 2 | $164K |
| 3 | 50450 | Lake Mills | — | — | 0 | $158K |
| 4 | 50453 | Leland | — | — | 0 | $163K |
| 5 | 50465 | Rake | — | — | $34K | |
| 6 | 50473 | Scarville | — | — | 0 | $141K |
| 7 | 50478 | Thompson | — | — | $94K |
Recommended Buyer Guides for Winnebago County
These buyer guides are matched by rule rather than by hand - a PFAS record adds a PFAS filter guide, a lead action-level exceedance adds lead filter guides, a high share of pre-1978 homes adds lead paint test kits, EPA Radon Zone 1 add radon kits, and a top flood or wildfire risk adds related equipment.
- Best Lead Paint Test Kits — 81% of homes built before 1980
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Overview
Winnebago County in Iowa covers 7 tracked ZIP records. No Home Safety Score is published because the required model evidence is incomplete for every tracked record; missing evidence is not treated as zero.
1 of 4 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. The available record reports no health-based violations for this measured scope.
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Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- PFAS screening: EPA UCMR 5
- Radon zones: EPA Map of Radon Zones
- Air quality: EPA AirData annual AQI
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.