COUNTY REPORT CO

Sedgwick County, Colorado

3 ZIP codes · Avg score 63/100 · Grade C · Updated 2026-06-03

The systems supplying Sedgwick County's 3 ZIP codes vary in performance — most meet minimum standards, but violations in select areas are on record.

How Sedgwick County Compares

Sedgwick County63/100
Colorado avg60/100
National avg68/100

How Sedgwick County Compares

C
County Grade
63/100
Avg Safety Score
3
ZIP Codes
3
Water Systems

Sedgwick County scores 3 points above the Colorado state average (60/100) and 5 points below the national average (68/100).

Data: EPA SDWIS Last verified: 2026-06-03

C
County Grade
63
Avg Safety Score
3
ZIP Codes
Best ZIP: 80749 (66/100)
Lowest ZIP: 80744 (61/100)
$147K
Median Home Value
$1,400
Avg Remediation (95% of home value)

Key Risk Factors

Health risk index: 13.9 (asthma 11.1%, diabetes 13%)

Estimated additional annual cost per homeowner: $857, driven primarily by energy_code_gap

Infrastructure: 0.497% avg pipe failure probability, 100% of ZIPs at high risk

86.7% of homes built before 1978 (lead paint era)

Violation History (2024–2025)

→ Stable trend

EPA violation counts by year across Sedgwick County water systems. Health-based shown in red, total in blue.

2024
1 (1 health)
2025
1 (1 health)

Peak year: 2024 with 1 violation. Past 5 years: 2 total (2 health-based).

Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.

County Health Indicators vs National Average

Asthma 11.1% (national: 8.9%)
Diabetes 13% (national: 10.5%)
Obesity 28% (national: 32.4%)

Black markers indicate national averages. Source: CDC PLACES, Census ACS.

Infrastructure Overview

1949
Median Build Year
86.7%
Pre-1978 Housing
50%
Pipe Failure Probability
100%
ZIPs at High Infra Risk
High
Lead Pipe Risk

Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $857

Energy Code Gap $540/yr
Water / Lead $317/yr

Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).

Housing Age Distribution

1,220 housing units in Sedgwick County

Pre-1940 34%
1940–1959 27%
1960–1979 21%
1980–1999 13%
2000+ 5%

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 Sedgwick County

$147K
Median Home Value
$1,400
Est. Remediation Cost
1.0%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Sedgwick 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 Sedgwick County residents

Asthma 11.1% (US avg: 8.9%)
Diabetes 13% (US avg: 11%)
Obesity 28% (US avg: 32.4%)

Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.

Water Systems with Most Violations

Top 3 systems in Sedgwick County ranked by EPA violation count.

# Water System Population Violations
1 Julesburg Town of 1,225 11
2 Ovid Town of 259 2
3 Sedgwick Town of 227 1

All ZIP Codes in Sedgwick County

3 ZIP codes tracked in Sedgwick County.

# ZIP Code City Safety Score Grade Violations Home Value
1 80749 Sedgwick 66 C 1 $165K
2 80737 Julesburg 61 C 11 (1 health) $147K
3 80744 Ovid 61 C 2 (1 health) $121K

Recommended Buyer Guides for Sedgwick County

Independent picks. EPA-grounded. Matched here.

Overview

Sedgwick County in Colorado covers 3 ZIP codes with an average Home Safety Score of C (63/100).

3 of 3 ZIP codes have recorded EPA violations. 2 health-based violations have been documented.

← Back to Colorado water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Sedgwick County?
Sedgwick County receives a grade of C. Some ZIP codes have recorded violations and residents in affected areas may want to test their water.
How many water systems serve Sedgwick County?
Sedgwick County is served by 3 public water systems that supply drinking water to residents across 3 ZIP codes.
What is the biggest environmental risk in Sedgwick County?
The primary environmental risk factor in Sedgwick County is energy_code_gap. This contributes to an estimated additional annual cost of $857 per homeowner.
How old are homes in Sedgwick County?
The median home build year in Sedgwick County is 1949. 86.7% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Sedgwick County compare to Colorado?
Sedgwick County has an average water safety score of 63/100, which is above the Colorado state average of 60/100.

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