Hartford County, Connecticut
109 ZIP codes · Avg score 87/100 · Grade A · Updated
ZipCheckup grade for Hartford County: A.
No federal data flags a major home-safety concern for this ZIP.
Water systems in Hartford County serve 109 ZIP codes with few reported safety events.
How Hartford County Compares
How Hartford County Compares
Hartford County scores 24 points above the Connecticut state average (63/100) and 14 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: Hartford County, Connecticut
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Estimated additional annual cost per homeowner: $3,797, driven primarily by sea_level
Violation History (2021–2025)
↑ Worsening trendEPA violation counts by year across Hartford County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 41 violations. Past 5 years: 67 total (67 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.
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: $3,797
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Hartford County
Remediation costs are relatively manageable for most homeowners in Hartford 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.
Water systems serving Hartford County
8 community water systems serving Hartford County.
- A
- B
- B
- B
- B
- B
Show all 8 water systems
- B
- B
35 total water systems serve Hartford County.
Systems with the most violations in Hartford County
5 water systems with recorded EPA violations.
- A
- B
- B
- C
- B
All ZIP Codes in Hartford County
109 ZIP codes tracked in Hartford County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 06051 | New Britain | 100 | A | 1 | $198K |
| 2 | 06067 | Rocky Hill | 100 | A | 1 | $330K |
| 3 | 06073 | South Glastonbury | 100 | A | 1 | $529K |
| 4 | 06095 | Windsor | 100 | A | 1 | $284K |
| 5 | 06103 | Hartford | 100 | A | 1 | $319K |
| 6 | 06105 | Hartford | 100 | A | 1 | $365K |
| 7 | 06106 | Hartford | 100 | A | 1 | $202K |
| 8 | 06107 | West Hartford | 100 | A | 1 | $456K |
| 9 | 06108 | East Hartford | 100 | A | 1 | $219K |
| 10 | 06109 | Wethersfield | 100 | A | 1 | $301K |
| 11 | 06110 | West Hartford | 100 | A | 1 | $269K |
| 12 | 06112 | Hartford | 100 | A | 1 | $203K |
| 13 | 06114 | Hartford | 100 | A | 1 | $228K |
| 14 | 06117 | West Hartford | 100 | A | 1 | $437K |
| 15 | 06118 | East Hartford | 100 | A | 1 | $213K |
| 16 | 06119 | West Hartford | 100 | A | 1 | $362K |
| 17 | 06120 | Hartford | 100 | A | 1 | $183K |
| 18 | 06052 | New Britain | 97 | A | 11 (1 health) | $244K |
| 19 | 06111 | Newington | 87 | A | 31 (1 health) | $280K |
| 20 | 06001 | Avon | 83 | B | 2 (1 health) | $457K |
| 21 | 06002 | Bloomfield | 83 | B | 44 (11 health) | $269K |
| 22 | 06013 | Burlington | 83 | B | 2 | $394K |
| 23 | 06016 | Broad Brook | 83 | B | 2 | $301K |
| 24 | 06019 | Canton | 83 | B | 0 | $396K |
| 25 | 06078 | Suffield | 83 | B | 1 | $415K |
| 26 | 06085 | Unionville | 83 | B | 4 (2 health) | $395K |
| 27 | 06088 | East Windsor | 83 | B | 1 | $192K |
| 28 | 06092 | West Simsbury | 83 | B | 0 | $469K |
| 29 | 06093 | West Suffield | 83 | B | 1 | $373K |
| 30 | 06096 | Windsor Locks | 83 | B | 1 | $237K |
| 31 | 06010 | Bristol | 82 | B | 7 (2 health) | $252K |
| 32 | 06033 | Glastonbury | 82 | B | 4 | $400K |
| 33 | 06040 | Manchester | 82 | B | 4 | $239K |
| 34 | 06042 | Manchester | 82 | B | 5 | $219K |
| 35 | 06053 | New Britain | 82 | B | 5 (2 health) | $202K |
| 36 | 06032 | Farmington | 81 | B | 8 (2 health) | $419K |
| 37 | 06035 | Granby | 81 | B | 7 | $339K |
| 38 | 06082 | Enfield | 81 | B | 7 | $240K |
| 39 | 06074 | South Windsor | 80 | B | 8 (1 health) | $355K |
| 40 | 06444 | Marion | 79 | B | 12 | $252K |
| 41 | 06467 | Milldale | 79 | B | 12 | $340K |
| 42 | 06479 | Plantsville | 79 | B | 13 | $335K |
| 43 | 06062 | Plainville | 78 | B | 19 (2 health) | $248K |
| 44 | 06489 | Southington | 77 | B | 20 (1 health) | $361K |
| 45 | 06089 | Weatogue | 72 | B | 25 (1 health) | $407K |
| 46 | 06070 | Simsbury | 69 | C | 33 (2 health) | $414K |
| 47 | 06026 | East Granby | 67 | C | 23 (2 health) | $354K |
| 48 | 06037 | Berlin | 67 | C | 45 (1 health) | $346K |
| 49 | 06006 | Windsor | — | — | — | |
| 50 | 06011 | Bristol | — | — | — | |
| 51 | 06020 | Canton Center | — | — | — | |
| 52 | 06022 | Collinsville | — | — | 0 | — |
| 53 | 06023 | East Berlin | — | — | 36 (1 health) | $370K |
| 54 | 06025 | East Glastonbury | — | — | — | |
| 55 | 06027 | East Hartland | — | — | $336K | |
| 56 | 06028 | East Windsor Hill | — | — | — | |
| 57 | 06030 | Farmington | — | — | — | |
| 58 | 06034 | Farmington | — | — | — | |
| 59 | 06041 | Manchester | — | — | — | |
| 60 | 06045 | Manchester | — | — | — | |
| 61 | 06050 | New Britain | — | — | — | |
| 62 | 06059 | North Canton | — | — | $474K | |
| 63 | 06060 | North Granby | — | — | $402K | |
| 64 | 06064 | Poquonock | — | — | — | |
| 65 | 06065 | Riverton | — | — | $346K | |
| 66 | 06080 | Suffield | — | — | 1 | — |
| 67 | 06081 | Tariffville | — | — | 8 (1 health) | $270K |
| 68 | 06083 | Enfield | — | — | — | |
| 69 | 06087 | Unionville | — | — | — | |
| 70 | 06090 | West Granby | — | — | $429K | |
| 71 | 06091 | West Hartland | — | — | $300K | |
| 72 | 06101 | Hartford | — | — | — | |
| 73 | 06102 | Hartford | — | — | — | |
| 74 | 06104 | Hartford | — | — | — | |
| 75 | 06115 | Hartford | — | — | — | |
| 76 | 06123 | Hartford | — | — | — | |
| 77 | 06126 | Hartford | — | — | — | |
| 78 | 06127 | West Hartford | — | — | — | |
| 79 | 06128 | East Hartford | — | — | — | |
| 80 | 06129 | Wethersfield | — | — | — | |
| 81 | 06131 | Newington | — | — | — | |
| 82 | 06132 | Hartford | — | — | — | |
| 83 | 06133 | West Hartford | — | — | — | |
| 84 | 06134 | Hartford | — | — | — | |
| 85 | 06137 | West Hartford | — | — | — | |
| 86 | 06138 | East Hartford | — | — | — | |
| 87 | 06140 | Hartford | — | — | — | |
| 88 | 06141 | Hartford | — | — | — | |
| 89 | 06142 | Hartford | — | — | — | |
| 90 | 06143 | Hartford | — | — | — | |
| 91 | 06144 | Hartford | — | — | — | |
| 92 | 06145 | Hartford | — | — | — | |
| 93 | 06146 | Hartford | — | — | — | |
| 94 | 06147 | Hartford | — | — | — | |
| 95 | 06150 | Hartford | — | — | — | |
| 96 | 06151 | Hartford | — | — | — | |
| 97 | 06152 | Hartford | — | — | — | |
| 98 | 06153 | Hartford | — | — | — | |
| 99 | 06154 | Hartford | — | — | — | |
| 100 | 06155 | Hartford | — | — | — | |
| 101 | 06156 | Hartford | — | — | — | |
| 102 | 06160 | Hartford | — | — | — | |
| 103 | 06161 | Hartford | — | — | — | |
| 104 | 06167 | Hartford | — | — | — | |
| 105 | 06176 | Hartford | — | — | — | |
| 106 | 06180 | Hartford | — | — | — | |
| 107 | 06183 | Hartford | — | — | — | |
| 108 | 06199 | Hartford | — | — | — | |
| 109 | 06447 | Marlborough | — | — | $373K |
Recommended Buyer Guides for Hartford 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 Water Filters for PFAS — PFAS detected in 5 ZIP codes
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Hartford County, Connecticut
Overview
Hartford County in Connecticut covers 109 tracked ZIP records with an average Home Safety Score of A (87/100) across 48 scored records.
49 of 52 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 19 health-based violations appear in the available health breakdown.
← Back to Connecticut 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.