Rockland County, New York
27 ZIP codes · Avg score 83/100 · Grade B · Updated
ZipCheckup grade for Rockland County: B.
This ZIP looks solid, with a few items worth a quick check.
Although county size varies, Rockland County's 27 ZIP codes share reliably safe tap water records and above-average compliance scores.
How Rockland County Compares
How Rockland County Compares
Rockland County scores 1 points below the New York state average (84/100) and 10 points above 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: Rockland 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: 11.7 (asthma 10.5%, diabetes 11.3%)
Estimated additional annual cost per homeowner: $5,827, driven primarily by sea_level
78.7% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↑ Worsening trendEPA violation counts by year across Rockland County water systems. Health-based shown in red, total in blue.
Peak year: 2025 with 111 violations. Past 5 years: 249 total (249 health-based). Health-based violations are rising versus the prior 2-year window - worth closer monitoring.
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
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: $5,827
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
108,165 housing units in Rockland 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 Rockland County
Remediation costs are relatively manageable for most homeowners in Rockland 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 Rockland County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Rockland County
8 community water systems serving Rockland County.
- B
- B
- B
- B
- B
- B
Show all 8 water systems
- B
- B
11 total water systems serve Rockland County.
Systems with the most violations in Rockland County
5 water systems with recorded EPA violations.
- B
- B
- B
- B
- B
All ZIP Codes in Rockland County
27 ZIP codes tracked in Rockland County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 10913 | Blauvelt | 83 | B | 0 | $622K |
| 2 | 10920 | Congers | 83 | B | 0 | $534K |
| 3 | 10923 | Garnerville | 83 | B | 0 | $459K |
| 4 | 10927 | Haverstraw | 83 | B | 0 | $362K |
| 5 | 10931 | Hillburn | 83 | B | 1 | $468K |
| 6 | 10952 | Monsey | 83 | B | 0 | $786K |
| 7 | 10956 | New City | 83 | B | 0 | $629K |
| 8 | 10962 | Orangeburg | 83 | B | 0 | $653K |
| 9 | 10964 | Palisades | 83 | B | 0 | $687K |
| 10 | 10965 | Pearl River | 83 | B | 0 | $560K |
| 11 | 10968 | Piermont | 83 | B | 0 | $616K |
| 12 | 10970 | Pomona | 83 | B | 1 (1 health) | $363K |
| 13 | 10976 | Sparkill | 83 | B | 0 | $658K |
| 14 | 10977 | Spring Valley | 83 | B | 0 | $602K |
| 15 | 10980 | Stony Point | 83 | B | 1 (1 health) | $475K |
| 16 | 10983 | Tappan | 83 | B | 0 | $593K |
| 17 | 10984 | Thiells | 83 | B | 0 | $542K |
| 18 | 10986 | Tomkins Cove | 83 | B | 1 (1 health) | $595K |
| 19 | 10993 | West Haverstraw | 83 | B | 0 | $324K |
| 20 | 10901 | Suffern | 82 | B | 1 | $491K |
| 21 | 10954 | Nanuet | 82 | B | 3 | $502K |
| 22 | 10960 | Nyack | 82 | B | 3 | $663K |
| 23 | 10974 | Sloatsburg | 82 | B | 1 | $430K |
| 24 | 10989 | Valley Cottage | 82 | B | 3 | $513K |
| 25 | 10994 | West Nyack | 82 | B | 3 | $619K |
| 26 | 10911 | Bear Mountain | — | — | 0 | — |
| 27 | 10982 | Tallman | — | — | — |
Recommended Buyer Guides for Rockland County
Strictly editorial - no paid placements influence which guides appear; the selection draws on NSF certifications and EPA detection records for water systems serving this county.
- Best Lead Paint Test Kits — 78.7% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Rockland County, New York
Overview
Rockland County in New York covers 27 tracked ZIP records with an average Home Safety Score of B (83/100) across 25 scored records.
10 of 26 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 1 health-based violation appear in the available health breakdown.
← Back to New York 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.