Berkshire County, Massachusetts
39 ZIP codes · Avg score 70/100 · Grade B · Updated 2026-06-03
Based on current EPA data, Berkshire County's 39 ZIP codes maintain an above-average drinking water safety record.
How Berkshire County Compares
How Berkshire County Compares
Berkshire County scores 4 points above the Massachusetts state average (66/100) and 2 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Berkshire County, Massachusetts
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.1 (asthma 12%, diabetes 10.9%)
Estimated additional annual cost per homeowner: $4,098, driven primarily by sea_level
Infrastructure: 0.437% avg pipe failure probability, 74% of ZIPs at high risk
74.1% of homes built before 1978 (lead paint era)
Violation History (2021–2022)
→ Stable trendEPA violation counts by year across Berkshire County water systems. Health-based shown in red, total in blue.
Peak year: 2021 with 4 violations. Past 5 years: 8 total (8 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: $4,098
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
72,775 housing units in Berkshire 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 Berkshire County
Remediation costs are relatively manageable for most homeowners in Berkshire 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 Berkshire 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 Berkshire County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Aquarion Water Company | 987 | 10 |
| 2 | Great Barrington Fire District | 4,375 | 9 |
| 3 | Housatonic Water Works | 1,391 | 9 |
| 4 | Bard College at Simons Rock | 500 | 9 |
| 5 | HINSDALE WATER DEPT | 1,800 | 3 |
38 total water systems serve Berkshire County.
All ZIP Codes in Berkshire County
39 ZIP codes tracked in Berkshire County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 1202 | Pittsfield | 83 | B | 0 | — |
| 2 | 1203 | Pittsfield | 83 | B | 0 | — |
| 3 | 1227 | Dalton | 83 | B | 0 | — |
| 4 | 1240 | Lenox | 83 | B | 0 | $481K |
| 5 | 1255 | Sandisfield | 83 | B | 0 | $331K |
| 6 | 1257 | Sheffield | 83 | B | 1 | $432K |
| 7 | 1258 | South Egremont | 83 | B | 0 | $594K |
| 8 | 1259 | Southfield | 83 | B | 0 | $456K |
| 9 | 1263 | Stockbridge | 83 | B | 0 | — |
| 10 | 1254 | Richmond | 81 | B | 0 | $555K |
| 11 | 1244 | Mill River | 79 | B | 0 | $584K |
| 12 | 1220 | Adams | 78 | B | 0 | $200K |
| 13 | 1226 | Dalton | 78 | B | 0 | $289K |
| 14 | 1238 | Lee | 78 | B | 1 | $332K |
| 15 | 1245 | Monterey | 78 | B | 0 | $603K |
| 16 | 1247 | North Adams | 78 | B | 0 | $191K |
| 17 | 1262 | Stockbridge | 78 | B | 0 | $556K |
| 18 | 1266 | West Stockbridge | 78 | B | 0 | $482K |
| 19 | 1267 | Williamstown | 78 | B | 0 | $438K |
| 20 | 1253 | Otis | 75 | B | 0 | $339K |
| 21 | 1230 | Great Barrington | 74 | B | 9 (4 health) | $479K |
| 22 | 1201 | Pittsfield | 73 | B | 0 | $237K |
| 23 | 1222 | Ashley Falls | 63 | C | 0 | $313K |
| 24 | 1223 | Becket | 63 | C | 0 | $352K |
| 25 | 1236 | Housatonic | 63 | C | 0 | $481K |
| 26 | 1237 | Lanesboro | 63 | C | 0 | $278K |
| 27 | 1242 | Lenox Dale | 63 | C | 0 | — |
| 28 | 1252 | North Egremont | 63 | C | 0 | — |
| 29 | 1260 | South Lee | 63 | C | 0 | — |
| 30 | 1536 | North Grafton | 63 | C | 0 | $451K |
| 31 | 1235 | Hinsdale | 58 | C | 3 | $266K |
| 32 | 1029 | East Otis | 53 | D | 0 | $469K |
| 33 | 1224 | Berkshire | 53 | D | 0 | $276K |
| 34 | 1225 | Cheshire | 53 | D | 0 | $237K |
| 35 | 1229 | Glendale | 53 | D | 0 | $531K |
| 36 | 1256 | Savoy | 53 | D | 0 | $267K |
| 37 | 1264 | Tyringham | 53 | D | 0 | $667K |
| 38 | 1270 | Windsor | 53 | D | 0 | $350K |
| 39 | 1350 | Monroe Bridge | 53 | D | 0 | $148K |
Recommended Buyer Guides for Berkshire County
Four sources — EPA, NSF, FEMA, CDC — drive the match.
- Best Lead Paint Test Kits — 74.1% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Berkshire County, Massachusetts
Overview
Berkshire County in Massachusetts covers 39 ZIP codes with an average Home Safety Score of B (70/100).
4 of 39 ZIP codes have recorded EPA violations. 4 health-based violations have been documented.
← Back to Massachusetts 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.