Cimarron County, Oklahoma
4 ZIP codes · Avg score 63/100 · Grade C · Updated 2026-06-03
Safe water is the norm for most of Cimarron County's 4 ZIP codes — but a notable subset have documented violations that push the grade to the middle tier.
How Cimarron County Compares
How Cimarron County Compares
Cimarron County scores 16 points below the Oklahoma state average (79/100) and 5 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
Key Risk Factors
Health risk index: 14.4 (asthma 10.1%, diabetes 13.7%)
Estimated additional annual cost per homeowner: $863, driven primarily by water_lead
Infrastructure: 0.435% avg pipe failure probability, 50% of ZIPs at high risk
78.5% 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: $863
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
1,333 housing units in Cimarron 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 Cimarron County
Remediation costs are relatively manageable for most homeowners in Cimarron 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 Cimarron County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
All ZIP Codes in Cimarron County
4 ZIP codes tracked in Cimarron County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 73947 | Keyes | 79 | B | 8 | $98K |
| 2 | 73933 | Boise City | 67 | C | 5 (1 health) | $74K |
| 3 | 73937 | Felt | 53 | D | 0 | $108K |
| 4 | 73946 | Kenton | 53 | D | 0 | — |
Recommended Buyer Guides for Cimarron County
Four sources — EPA, NSF, FEMA, CDC — drive the match.
- Best Lead Paint Test Kits — 78.5% of homes built before 1978
Overview
Cimarron County in Oklahoma covers 4 ZIP codes with an average Home Safety Score of C (63/100).
2 of 4 ZIP codes have recorded EPA violations. 1 health-based violation have been documented.
← Back to Oklahoma 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.