Polk County, Wisconsin
13 ZIP codes · Avg score 76/100 · Grade B · Updated 2026-06-03
Although county size varies, Polk County's 13 ZIP codes share reliably safe tap water records and above-average compliance scores.
How Polk County Compares
How Polk County Compares
Polk County scores 10 points above the Wisconsin state average (66/100) and 8 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Polk County, Wisconsin
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.4 (asthma 10.7%, diabetes 12.2%)
Estimated additional annual cost per homeowner: $888, driven primarily by sea_level
Infrastructure: 0.362% avg pipe failure probability, 8% of ZIPs at high risk
59.2% of homes built before 1978 (lead paint era)
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $888
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
24,313 housing units in Polk County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Polk County
Remediation costs are relatively manageable for most homeowners in Polk County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Polk County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Polk County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Dresser Waterworks | 936 | 6 |
| 2 | Osceola Waterworks | 2,680 | 6 |
| 3 | Amani Village Sanitary District | 100 | 6 |
| 4 | Amery Waterworks | 2,962 | 4 |
| 5 | Clear Lake Waterworks | 1,061 | 4 |
12 total water systems serve Polk County.
All ZIP Codes in Polk County
13 ZIP codes tracked in Polk County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 54005 | Clear Lake | 83 | B | 0 | $242K |
| 2 | 54009 | Dresser | 83 | B | 0 | $239K |
| 3 | 54810 | Balsam Lake | 83 | B | 0 | $258K |
| 4 | 54837 | Frederic | 83 | B | 0 | $212K |
| 5 | 54858 | Milltown | 83 | B | 0 | $208K |
| 6 | 54889 | Turtle Lake | 83 | B | 0 | $230K |
| 7 | 54020 | Osceola | 82 | B | 6 (1 health) | $262K |
| 8 | 54824 | Centuria | 81 | B | 1 | $194K |
| 9 | 54853 | Luck | 81 | B | 1 | $214K |
| 10 | 54001 | Amery | 79 | B | 4 (1 health) | $239K |
| 11 | 54024 | Saint Croix Falls | 63 | C | 0 | $249K |
| 12 | 54006 | Cushing | 53 | D | 0 | $204K |
| 13 | 54007 | Deer Park | 53 | D | 0 | $247K |
Recommended Buyer Guides for Polk County
Designed to find the guide that fits the county, not the other way around — the system reads EPA detections, FEMA hazard layers, and CDC lead-exposure markers, then outputs the categories that resolve those specific risks for households here, with NSF-certified products surfaced when the matching contaminant appears in the local monitoring data.
- Best Lead Paint Test Kits — 59.2% of homes built before 1978
Deep Dive Reports
Detailed analysis for Polk County, Wisconsin
Overview
Polk County in Wisconsin covers 13 ZIP codes with an average Home Safety Score of B (76/100).
4 of 13 ZIP codes have recorded EPA violations. 2 health-based violations have been documented.
← Back to Wisconsin water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.