Home Safety in Holderness, NH: High Risk
Score 47/100 · Risk: high · Water Grade D · Updated 2026-07-18
Holderness has elevated risk. Multiple safety factors require thorough evaluation before purchasing.
Data: EPA SDWIS, FEMA NFIP, Census ACS, EPA Radon Zones Last verified: 2026-07-18
In Holderness, the safety upgrade budget occupies a moderate position - not routine, not severe, but a figure that benefits from deliberate financial preparation.
What is a home safety score?
The home safety score (0-100) combines multiple environmental risk factors into a single number: water quality grade, lead contamination levels, flood zone exposure, radon risk, and air quality. A higher score means lower overall risk. The score helps homebuyers compare neighborhoods at a glance. Holderness scores 47/100 with a "high" risk level.
What is the equity trap ratio?
The equity trap ratio measures estimated remediation costs as a percentage of median home value. A high ratio (above 5%) means fixing environmental issues could consume a significant portion of your home equity - a potential "trap" for buyers unaware of hidden costs. Holderness's equity trap ratio is 1.7%.
Remediation Cost Breakdown
Estimated costs to address safety issues for a typical home in Holderness:
Cost ranges are estimates based on national averages. Actual costs vary by property. Get 3 quotes before proceeding.
Per-ZIP Home Safety Scores
Holderness is covered by a single ZIP code, so one safety score applies citywide.
| ZIP Code | Score | Grade | |
|---|---|---|---|
| 03245 | 47 | D | View report → |
Home Safety Overview
Holderness, New Hampshire has elevated risk for homebuyers. The average home safety score is 47/100 across 1 ZIP code. Multiple risk factors require thorough evaluation before purchasing property.
Safety Score Card
A composite view of Holderness's key risk indicators:
| Risk Factor | Value | Assessment |
|---|---|---|
| Water Quality | Grade D (47/100) | Elevated risk |
| Lead Risk | 0.0320 mg/L | Elevated risk |
| Flood Risk | 1% in flood zones | Low risk |
| Radon | Zone 2 (Moderate) | Moderate risk |
| Air Quality | AQI 140 (USG) | Elevated risk |
Cost to Fix: Remediation Breakdown
Estimated costs to address safety issues for a typical home in Holderness:
| Component | Estimated Cost |
|---|---|
| Lead | $4K |
| Radon | $400 |
| Filtration | $300 |
| Flood Insurance | $1K |
| Total (low estimate) | $3K |
| Total (mid estimate) | $5K |
| Total (high estimate) | $8K |
Cost ranges are estimates based on national averages and local data. Actual costs vary by property condition, contractor, and scope of work. Get 3 quotes before proceeding.
Holderness vs. Nearby New Hampshire Cities
How Holderness's overall risk compares to similar cities in New Hampshire:
| City | Water Grade | Lead ZIPs Over Limit | Flood Claims | Population |
|---|---|---|---|---|
| Holderness | D | 1 | 59 | 1,927 |
| Plainfield | B | 0 | 2 | 1,917 |
| Newbury | C | 1 | 3 | 1,957 |
| Union | C | 0 | 1 | 2,007 |
Homebuyer Safety Checklist for Holderness
Before purchasing a home in Holderness, New Hampshire, complete these checks:
Water Quality
- Request the latest Consumer Confidence Report (CCR) from the water utility
- Test tap water for lead, bacteria, and nitrates ($20-$50 for DIY kit)
- 1 ZIP code exceed EPA lead limits - test lead specifically
Radon
- Conduct a radon test ($15-$30 for short-term kit, $150-$300 for professional)
- Holderness is in Radon Zone 2 (Moderate risk) - testing is strongly recommended
Flood Risk
- Check the property's FEMA flood zone at msc.fema.gov
- Ask about flood history and past insurance claims
Lead Paint & Pipes
- For homes built before 1978: request lead paint disclosure
- For homes built before 1986: inspect plumbing for lead solder and pipes
- 59% of Holderness homes built before 1986 - pipe inspection recommended
General
- Check for carbon monoxide detectors on every level
- Inspect for visible mold, water stains, or musty odors
- Verify the home's connection to a regulated public water system
Data Sources
- Water quality: EPA SDWIS
- Lead: EPA Lead and Copper Rule
- Flood: FEMA NFIP
- Radon: EPA Radon Zones
- Air quality: EPA AirNow
- Home values: U.S. Census Bureau ACS B25077
- Remediation costs: National cost model (EPA, Census, FEMA data)
Updated daily.
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