Lincoln County, Oregon
18 ZIP codes · Avg score 83/100 · Grade B · Updated 2026-06-03
Water utilities serving Lincoln County's 18 ZIP codes have built a consistent compliance record — the county's above-average grade reflects years of data showing low violation rates and no systemic health concerns.
How Lincoln County Compares
How Lincoln County Compares
Lincoln County scores 5 points above the Oregon state average (78/100) and 15 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Lincoln County, Oregon
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 15.2 (asthma 12.4%, diabetes 14.7%)
Estimated additional annual cost per homeowner: $1,541, driven primarily by flood
Infrastructure: 0.353% avg pipe failure probability, 33% of ZIPs at high risk
59.8% of homes built before 1978 (lead paint era)
Violation History (2023–2025)
→ Stable trendEPA violation counts by year across Lincoln County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 7 violations. Past 5 years: 20 total (20 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
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: $1,541
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
32,181 housing units in Lincoln 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 Lincoln County
Remediation costs are relatively manageable for most homeowners in Lincoln 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 Lincoln 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 Lincoln County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Sw Lincoln Company Water Pud | 3,000 | 131 |
| 2 | Seal Rock Water District | 6,000 | 115 |
| 3 | City of Waldport, | 2,300 | 115 |
| 4 | Trollers Cove Water Assn | 32 | 115 |
| 5 | City of Lincoln City, | 20,830 | 37 |
25 total water systems serve Lincoln County.
All ZIP Codes in Lincoln County
18 ZIP codes tracked in Lincoln County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 97369 | Otter Rock | 95 | A | 7 (3 health) | $586K |
| 2 | 97391 | Toledo | 95 | A | 0 | $355K |
| 3 | 97341 | Depoe Bay | 94 | A | 3 | $345K |
| 4 | 97368 | Otis | 94 | A | 27 (1 health) | $302K |
| 5 | 97372 | Lincoln City | 94 | A | 5 | — |
| 6 | 97376 | Seal Rock | 94 | A | 2 | $412K |
| 7 | 97365 | Newport | 90 | A | 13 (2 health) | $419K |
| 8 | 97388 | Gleneden Beach | 90 | A | 1 | $444K |
| 9 | 97394 | Waldport | 83 | B | 37 (2 health) | $354K |
| 10 | 97380 | Siletz | 81 | B | 3 | $248K |
| 11 | 97498 | Yachats | 78 | B | 18 | $484K |
| 12 | 97367 | Lincoln City | 75 | B | 5 | $389K |
| 13 | 97343 | Eddyville | 73 | B | 0 | $374K |
| 14 | 97364 | Neotsu | 73 | B | 0 | $482K |
| 15 | 97366 | South Beach | 73 | B | 0 | $474K |
| 16 | 97412 | Blachly | 73 | B | 0 | $286K |
| 17 | 97390 | Tidewater | 68 | C | 76 | $413K |
| 18 | 97357 | Logsden | 66 | C | 0 | $445K |
Recommended Buyer Guides for Lincoln County
Retailer arrangements don't shape what appears here — the selection logic is independent, filtered against EPA detections and the federal hazard data on file for this county.
- Best Lead Paint Test Kits — 59.8% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- 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 Lincoln County, Oregon
Overview
Lincoln County in Oregon covers 18 ZIP codes with an average Home Safety Score of B (83/100).
12 of 18 ZIP codes have recorded EPA violations. 8 health-based violations have been documented.
← Back to Oregon 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.