Washoe County, Nevada
40 ZIP codes · Avg score 68/100 · Grade C · Updated
ZipCheckup grade for Washoe County: C.
A mixed picture - some signals here are worth your attention.
Washoe County shows moderate water quality across its 40 ZIP codes - some areas carry violations worth monitoring.
How Washoe County Compares
How Washoe County Compares
Washoe County scores 16 points below the Nevada state average (84/100) and 5 points below the national average (73/100).
Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData Last verified:
ZIP Code Risk Map
Water Quality Map: Washoe County, Nevada
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 11.5 (asthma 10.3%, diabetes 10%)
Estimated additional annual cost per homeowner: $2,000, driven primarily by wildfire
46.8% 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
Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINS infrastructure needs, EPA SDWIS violations, and EPA lead indicators.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $2,000
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
198,177 housing units in Washoe 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 Washoe County
Remediation costs are relatively manageable for most homeowners in Washoe 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 Washoe County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Washoe County
8 community water systems serving Washoe County.
- B
- C
- C
- B
- C
- C
Show all 8 water systems
- C
- C
11 total water systems serve Washoe County.
Systems with the most violations in Washoe County
5 water systems with recorded EPA violations.
- C
- B
- C
- C
- C
All ZIP Codes in Washoe County
40 ZIP codes tracked in Washoe County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 89704 | Washoe Valley | 83 | B | 0 | $609K |
| 2 | 89451 | Incline Village | 82 | B | 4 | $1325K |
| 3 | 89431 | Sparks | 67 | C | 0 | $332K |
| 4 | 89433 | Sun Valley | 67 | C | 0 | $321K |
| 5 | 89439 | Verdi | 67 | C | 0 | $763K |
| 6 | 89501 | Reno | 67 | C | 0 | $380K |
| 7 | 89502 | Reno | 67 | C | 0 | $389K |
| 8 | 89503 | Reno | 67 | C | 0 | $442K |
| 9 | 89509 | Reno | 67 | C | 0 | $671K |
| 10 | 89511 | Reno | 67 | C | 0 | $903K |
| 11 | 89512 | Reno | 67 | C | 0 | $318K |
| 12 | 89519 | Reno | 67 | C | 0 | $870K |
| 13 | 89523 | Reno | 67 | C | 0 | $569K |
| 14 | 89557 | Reno | 67 | C | 0 | — |
| 15 | 89436 | Sparks | 66 | C | 2 | $547K |
| 16 | 89441 | Sparks | 66 | C | 2 | $624K |
| 17 | 89508 | Reno | 66 | C | 23 (22 health) | $430K |
| 18 | 89521 | Reno | 66 | C | 1 | $630K |
| 19 | 89506 | Reno | 65 | C | 24 (22 health) | $378K |
| 20 | 89402 | Crystal Bay | — | — | $2000K | |
| 21 | 89405 | Empire | — | — | — | |
| 22 | 89412 | Gerlach | — | — | — | |
| 23 | 89424 | Nixon | — | — | $54K | |
| 24 | 89432 | Sparks | — | — | — | |
| 25 | 89435 | Sparks | — | — | — | |
| 26 | 89442 | Wadsworth | — | — | $117K | |
| 27 | 89450 | Incline Village | — | — | — | |
| 28 | 89452 | Incline Village | — | — | — | |
| 29 | 89504 | Reno | — | — | — | |
| 30 | 89505 | Reno | — | — | — | |
| 31 | 89507 | Reno | — | — | — | |
| 32 | 89510 | Reno | — | — | $570K | |
| 33 | 89513 | Reno | — | — | — | |
| 34 | 89515 | Reno | — | — | — | |
| 35 | 89520 | Reno | — | — | — | |
| 36 | 89533 | Reno | — | — | — | |
| 37 | 89555 | Reno | — | — | — | |
| 38 | 89570 | Reno | — | — | — | |
| 39 | 89595 | Reno | — | — | — | |
| 40 | 89599 | Reno | — | — | — |
Recommended Buyer Guides for Washoe County
Below: editorial picks, no sponsored placements.
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best HEPA Air Purifiers for Wildfire Smoke — Wildfire is the top compound risk factor
Deep Dive Reports
Detailed analysis for Washoe County, Nevada
Overview
Washoe County in Nevada covers 40 tracked ZIP records with an average Home Safety Score of C (68/100) across 19 scored records.
6 of 19 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 23 health-based violations appear in the available health breakdown.
← Back to Nevada Home Safety Profile
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- PFAS screening: EPA UCMR 5
- Radon zones: EPA Map of Radon Zones
- Air quality: EPA AirData annual AQI
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.