Cerro Gordo County, Iowa
11 ZIP codes · Home Safety Score unavailable · 0 of 11 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: Cerro Gordo County, Iowa
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.3 (asthma 10%, diabetes 12.5%)
Modeled additional annual cost estimate per homeowner: $825, largest modeled factor: Flood
77% 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: $825
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
22,448 housing units in Cerro Gordo County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Health Outcomes vs National Average
CDC PLACES data for Cerro Gordo County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems mapped to Cerro Gordo County ZIP codes
4 community water systems mapped to Cerro Gordo County ZIP codes; EPA may list more systems serving the county.
Systems with the most violations in Cerro Gordo County
2 water systems with violations in EPA records.
All ZIP Codes in Cerro Gordo County
11 ZIP codes tracked in Cerro Gordo County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 50401 | Mason City | — | — | 1 | $134K |
| 2 | 50402 | Mason City | — | — | — | |
| 3 | 50428 | Clear Lake | — | — | 1 | $254K |
| 4 | 50433 | Dougherty | — | — | $55K | |
| 5 | 50457 | Meservey | — | — | $94K | |
| 6 | 50464 | Plymouth | — | — | $167K | |
| 7 | 50467 | Rock Falls | — | — | $160K | |
| 8 | 50469 | Rockwell | — | — | $189K | |
| 9 | 50477 | Swaledale | — | — | $75K | |
| 10 | 50479 | Thornton | — | — | $112K | |
| 11 | 50482 | Ventura | — | — | 1 | $221K |
Recommended Buyer Guides for Cerro Gordo County
The mix of guides changes from county to county.
- Best Lead Paint Test Kits — 77% of homes built before 1980
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
- Best Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Deep Dive Reports
Detailed analysis for Cerro Gordo County, Iowa
Overview
Cerro Gordo County in Iowa covers 11 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.
3 of 3 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.