Onondaga County, New York
62 ZIP codes · Avg score 45/100 · Grade D · Updated 2026-06-03
Unlike better-scoring counties, Onondaga County records health-based violations across a meaningful portion of its 62 ZIP codes — the overall safety grade is well below average.
How Onondaga County Compares
How Onondaga County Compares
Onondaga County scores 16 points below the New York state average (61/100) and 23 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Onondaga County, New York
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 12.9 (asthma 11.3%, diabetes 10.9%)
Estimated additional annual cost per homeowner: $1,317, driven primarily by flood
Infrastructure: 0.515% avg pipe failure probability, 62% of ZIPs at high risk
77.3% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↓ Improving trendEPA violation counts by year across Onondaga County water systems. Health-based shown in red, total in blue.
Peak year: 2023 with 213 violations. Past 5 years: 470 total (470 health-based). Health-based violations are declining versus the prior 2-year window.
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: $1,317
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
217,713 housing units in Onondaga 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 Onondaga County
Remediation costs are relatively manageable for most homeowners in Onondaga 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 Onondaga 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 Onondaga County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | OCWA | 350,000 | 599 |
| 2 | DELPHI FALLS PARK | 78 | 515 |
| 3 | Syracuse City | 192,000 | 510 |
| 4 | Cardiff Tookes Spring | 152 | 509 |
| 5 | Ocwa Skyridge Community Water District | 50 | 504 |
36 total water systems serve Onondaga County.
All ZIP Codes in Onondaga County
62 ZIP codes tracked in Onondaga County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 13072 | Georgetown | 70 | B | 1 | $100K |
| 2 | 13084 | La Fayette | 66 | C | 5 | $201K |
| 3 | 13159 | Tully | 65 | C | 0 | $220K |
| 4 | 13120 | Nedrow | 62 | C | 0 | $109K |
| 5 | 13080 | Jordan | 60 | C | 5 (5 health) | $161K |
| 6 | 13088 | Liverpool | 60 | C | 19 (2 health) | $167K |
| 7 | 13089 | Liverpool | 60 | C | 19 (2 health) | — |
| 8 | 13090 | Liverpool | 60 | C | 19 (2 health) | $197K |
| 9 | 13141 | Preble | 60 | C | 6 | $160K |
| 10 | 13027 | Baldwinsville | 59 | C | 3 | $227K |
| 11 | 13066 | Fayetteville | 59 | C | 1 (1 health) | $266K |
| 12 | 13041 | Clay | 58 | C | 9 | $199K |
| 13 | 13057 | East Syracuse | 57 | C | 6 | $160K |
| 14 | 13152 | Skaneateles | 57 | C | 10 (8 health) | $428K |
| 15 | 13138 | Pompey | 54 | D | 11 (7 health) | — |
| 16 | 13078 | Jamesville | 53 | D | 0 | $279K |
| 17 | 13110 | Marietta | 53 | D | 0 | $244K |
| 18 | 13031 | Camillus | 45 | D | 0 | $207K |
| 19 | 13039 | Cicero | 45 | D | 0 | $229K |
| 20 | 13060 | Elbridge | 45 | D | 18 (11 health) | $117K |
| 21 | 13082 | Kirkville | 45 | D | 0 | $179K |
| 22 | 13108 | Marcellus | 45 | D | 0 | $233K |
| 23 | 13112 | Memphis | 45 | D | 0 | $181K |
| 24 | 13116 | Minoa | 45 | D | 0 | $170K |
| 25 | 13201 | Syracuse | 43 | D | 18 (13 health) | — |
| 26 | 13202 | Syracuse | 43 | D | 18 (13 health) | $79K |
| 27 | 13203 | Syracuse | 43 | D | 18 (13 health) | $149K |
| 28 | 13205 | Syracuse | 43 | D | 18 (13 health) | $96K |
| 29 | 13207 | Syracuse | 43 | D | 18 (13 health) | $111K |
| 30 | 13208 | Syracuse | 43 | D | 18 (13 health) | $110K |
| 31 | 13209 | Syracuse | 43 | D | 18 (13 health) | $146K |
| 32 | 13210 | Syracuse | 43 | D | 18 (13 health) | $167K |
| 33 | 13211 | Syracuse | 43 | D | 18 (13 health) | $116K |
| 34 | 13212 | Syracuse | 43 | D | 18 (13 health) | $157K |
| 35 | 13215 | Syracuse | 43 | D | 18 (13 health) | $273K |
| 36 | 13217 | Syracuse | 43 | D | 18 (13 health) | — |
| 37 | 13221 | Syracuse | 43 | D | 18 (13 health) | — |
| 38 | 13020 | Apulia Station | 40 | D | 0 | $266K |
| 39 | 13029 | Brewerton | 40 | D | 0 | $236K |
| 40 | 13030 | Bridgeport | 40 | D | 0 | $195K |
| 41 | 13037 | Chittenango | 40 | D | 0 | $211K |
| 42 | 13051 | Delphi Falls | 40 | D | 0 | — |
| 43 | 13063 | Fabius | 40 | D | 0 | $216K |
| 44 | 13104 | Manlius | 40 | D | 0 | $296K |
| 45 | 13119 | Mottville | 40 | D | 0 | — |
| 46 | 13153 | Skaneateles Falls | 40 | D | 0 | $207K |
| 47 | 13164 | Warners | 40 | D | 0 | $211K |
| 48 | 13204 | Syracuse | 38 | F | 18 (13 health) | $97K |
| 49 | 13206 | Syracuse | 38 | F | 18 (13 health) | $130K |
| 50 | 13214 | Syracuse | 38 | F | 18 (13 health) | $219K |
| 51 | 13219 | Syracuse | 38 | F | 18 (13 health) | $173K |
| 52 | 13224 | Syracuse | 38 | F | 18 (13 health) | $215K |
| 53 | 13218 | Syracuse | 32 | F | 18 (13 health) | — |
| 54 | 13220 | Syracuse | 32 | F | 18 (13 health) | — |
| 55 | 13225 | Syracuse | 32 | F | 18 (13 health) | — |
| 56 | 13235 | Syracuse | 32 | F | 18 (13 health) | — |
| 57 | 13244 | Syracuse | 32 | F | 18 (13 health) | — |
| 58 | 13250 | Syracuse | 32 | F | 18 (13 health) | — |
| 59 | 13251 | Syracuse | 32 | F | 18 (13 health) | — |
| 60 | 13252 | Syracuse | 32 | F | 18 (13 health) | — |
| 61 | 13261 | Syracuse | 32 | F | 18 (13 health) | — |
| 62 | 13290 | Syracuse | 32 | F | 18 (13 health) | — |
Recommended Buyer Guides for Onondaga County
Below: editorial picks, no sponsored placements.
- Best Lead Paint Test Kits — 77.3% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
- 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 Onondaga County, New York
Overview
Onondaga County in New York covers 62 ZIP codes with an average Home Safety Score of D (45/100).
42 of 62 ZIP codes have recorded EPA violations. 402 health-based violations have been documented.
← Back to New York 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.
What You Can Do
Onondaga County has a grade of D. Here are steps to protect your household.
Test your tap water
Order a certified lab test kit ($20-$50) to check for lead, bacteria, and other contaminants specific to your ZIP code.
Consider a certified water filter
NSF-certified filters can remove most common contaminants. Match the filter to your test results for best protection. Try our filter matcher
Contact your water utility
Request the latest Consumer Confidence Report (CCR) from your water provider. It details exactly what was found in your water supply.
Check for lead in your home
77.3% of homes in this county were built before 1978. Older plumbing and solder can leach lead into drinking water, especially in the morning.