Berkeley County, South Carolina
12 ZIP codes · Avg score 83/100 · Grade B · Updated
ZipCheckup grade for Berkeley County: B.
This ZIP looks solid, with a few items worth a quick check.
Unlike many counties its size, Berkeley County keeps violation rates low - all 12 ZIP codes score at or above the state average for tap water safety, with no systemic concerns flagged in the current data set.
How Berkeley County Compares
How Berkeley County Compares
Berkeley County scores 3 points above the South Carolina state average (80/100) 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: Berkeley County, South Carolina
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 12.8 (asthma 9.5%, diabetes 12.9%)
Estimated additional annual cost per homeowner: $3,123, driven primarily by sea_level
36.6% 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: $3,123
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
83,963 housing units in Berkeley 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 Berkeley County
Remediation costs are relatively manageable for most homeowners in Berkeley 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 Berkeley County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Berkeley County
6 community water systems serving Berkeley County.
- B
- B
- B
- B
- B
- B
Systems with the most violations in Berkeley County
1 water system with recorded EPA violations.
- B
All ZIP Codes in Berkeley County
12 ZIP codes tracked in Berkeley County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 29410 | Hanahan | 83 | B | 0 | $340K |
| 2 | 29431 | Bonneau | 83 | B | 0 | $214K |
| 3 | 29434 | Cordesville | 83 | B | 0 | — |
| 4 | 29445 | Goose Creek | 83 | B | 0 | $256K |
| 5 | 29450 | Huger | 83 | B | 0 | $171K |
| 6 | 29453 | Jamestown | 83 | B | 0 | $199K |
| 7 | 29461 | Moncks Corner | 83 | B | 0 | $273K |
| 8 | 29468 | Pineville | 83 | B | 0 | $95K |
| 9 | 29479 | Saint Stephen | 83 | B | 0 | $105K |
| 10 | 29492 | Charleston | 83 | B | 0 | $728K |
| 11 | 29486 | Summerville | 78 | B | 12 | $329K |
| 12 | 29476 | Russellville | — | — | — |
Recommended Buyer Guides for Berkeley County
While many sites publish identical guide lists across every county they cover, the selection here changes by location - driven by the EPA, NSF, FEMA, and CDC datasets that describe the actual conditions documented for this jurisdiction in the federal record.
- Best Water Testing Kits — Baseline water quality check for your ZIP
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant peace of mind
Deep Dive Reports
Detailed analysis for Berkeley County, South Carolina
Overview
Berkeley County in South Carolina covers 12 tracked ZIP records with an average Home Safety Score of B (83/100) across 11 scored records.
1 of 11 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. The available record reports no health-based violations for this measured scope.
← Back to South Carolina 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.