COUNTY REPORT OR

Jackson County, Oregon

16 ZIP codes · Avg score 86/100 · Grade A · Updated 2026-06-03

The 16 water systems serving Jackson County show strong compliance with federal drinking water standards.

How Jackson County Compares

Jackson County86/100
Oregon avg78/100
National avg68/100

How Jackson County Compares

A
County Grade
86/100
Avg Safety Score
16
ZIP Codes
43
Water Systems

Jackson County scores 8 points above the Oregon state average (78/100) and 18 points above the national average (68/100).

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

A
County Grade
86
Avg Safety Score
16
ZIP Codes
Best ZIP: 97536 (96/100)
Lowest ZIP: 97541 (73/100)
$375K
Median Home Value
$1,436
Avg Remediation (38% of home value)

ZIP Code Risk Map

Water Quality Map: Jackson County, Oregon

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Health risk index: 13.5 (asthma 12.1%, diabetes 12.7%)

Estimated additional annual cost per homeowner: $2,416, driven primarily by wildfire

Infrastructure: 0.34% avg pipe failure probability, 13% of ZIPs at high risk

55.1% of homes built before 1978 (lead paint era)

Violation History (2022–2024)

→ Stable trend

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

2022
2 (2 health)
2024
9 (9 health)

Peak year: 2024 with 9 violations. Past 5 years: 11 total (11 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 12.1% (national: 8.9%)
Diabetes 12.7% (national: 10.5%)
Obesity 32.8% (national: 32.4%)

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

Infrastructure Overview

1982
Median Build Year
55.1%
Pre-1978 Housing
34%
Pipe Failure Probability
13%
ZIPs at High Infra Risk
Low
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: $2,416

Wildfire $1,144/yr
Flood $750/yr
Energy Code Gap $422/yr

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

Housing Age Distribution

111,476 housing units in Jackson County

Pre-1940 7%
1940–1959 12%
1960–1979 28%
1980–1999 29%
2000+ 23%

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 Jackson County

$375K
Median Home Value
$1,436
Est. Remediation Cost
0.4%
of Home Value
Remediation as % of home value low burden

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

Asthma 12.1% (US avg: 8.9%)
Diabetes 12.7% (US avg: 11%)
Obesity 32.8% (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 5 systems in Jackson County ranked by EPA violation count.

# Water System Population Violations
1 Medford Water Commission 106,068 50
2 City of Rogue River, 2,345 35
3 Hiland Wc - Shady Cove 1,000 25
4 City of Talent, 6,293 23
5 City of Central Point, 19,785 21

43 total water systems serve Jackson County.

All ZIP Codes in Jackson County

16 ZIP codes tracked in Jackson County.

# ZIP Code City Safety Score Grade Violations Home Value
1 97536 Prospect 96 A 0 $293K
2 97535 Phoenix 94 A 3 $375K
3 97539 Shady Cove 94 A 10 (1 health) $296K
4 97522 Butte Falls 91 A 6 $229K
5 97540 Talent 90 A 8 $428K
6 97520 Ashland 89 A 12 (1 health) $569K
7 97524 Eagle Point 89 A 12 (1 health) $421K
8 97530 Jacksonville 89 A 3 $541K
9 97537 Rogue River 89 A 13 (1 health) $362K
10 97501 Medford 86 A 8 (1 health) $325K
11 97504 Medford 86 A 8 (1 health) $448K
12 97502 Central Point 83 B 5 $374K
13 97525 Gold Hill 82 B 14 $427K
14 97526 Grants Pass 75 B 8 $380K
15 97503 White City 74 B 3 (1 health) $300K
16 97541 Trail 73 B 0

Recommended Buyer Guides for Jackson 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.

Overview

Jackson County in Oregon covers 16 ZIP codes with an average Home Safety Score of A (86/100).

14 of 16 ZIP codes have recorded EPA violations. 7 health-based violations have been documented.

← Back to Oregon water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Jackson County?
Jackson County receives a grade of A, indicating generally safe tap water across its 16 ZIP codes.
How many water systems serve Jackson County?
Jackson County is served by 43 public water systems that supply drinking water to residents across 16 ZIP codes.
What is the biggest environmental risk in Jackson County?
The primary environmental risk factor in Jackson County is wildfire. This contributes to an estimated additional annual cost of $2,416 per homeowner.
How old are homes in Jackson County?
The median home build year in Jackson County is 1982. 55.1% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Jackson County compare to Oregon?
Jackson County has an average water safety score of 86/100, which is above the Oregon state average of 78/100.

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