Is Portsmouth, VA Safe to Buy? Home Safety Score 88/100
Score 88/100 · Risk: moderate · Water Grade A · Updated 2026-07-18
Portsmouth has moderate risk. Some factors warrant attention during the home buying process.
Data: EPA SDWIS, FEMA NFIP, Census ACS, EPA Radon Zones Last verified: 2026-07-18
Looking at Portsmouth's cost and property data together, estimated remediation figures fall in the lower portion of the equity-share spectrum - a classification that reflects local valuations and places safety planning well within reach for most property owners here.
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. Portsmouth scores 88/100 with a "moderate" risk level.
Remediation Cost Breakdown
Estimated costs to address safety issues for a typical home in Portsmouth:
Cost ranges are estimates based on national averages. Actual costs vary by property. Get 3 quotes before proceeding.
Per-ZIP Home Safety Scores
Safety scores vary across Portsmouth's 8 ZIP codes.
| ZIP Code | Score | Grade | |
|---|---|---|---|
| 23701 | 80 | B | View report → |
| 23703 | 80 | B | View report → |
| 23704 | 80 | B | View report → |
| 23707 | 80 | B | View report → |
| 23702 | 85 | A | View report → |
| 23705 | 99 | A | View report → |
| 23708 | 99 | A | View report → |
| 23709 | 99 | A | View report → |
Home Safety Overview
Portsmouth, Virginia has moderate risk for homebuyers. The average home safety score is 88/100 across 8 ZIP codes. Some risk factors warrant attention during the home buying process.
Safety Score Card
A composite view of Portsmouth's key risk indicators:
| Risk Factor | Value | Assessment |
|---|---|---|
| Water Quality | Grade A (88/100) | Low risk |
| Lead Risk | 0.0010 mg/L | Low risk |
| Flood Risk | 63% in flood zones | Elevated risk |
| Radon | Zone 3 (Low) | Low risk |
| Air Quality | AQI 162 (Unhealthy) | Elevated risk |
Cost to Fix: Remediation Breakdown
Estimated costs to address safety issues for a typical home in Portsmouth:
| Component | Estimated Cost |
|---|---|
| Flood Insurance | $1K |
| Total (low estimate) | $880 |
| Total (mid estimate) | $1K |
| Total (high estimate) | $2K |
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.
Per-ZIP Home Safety Scores
Home safety varies across Portsmouth's ZIP codes. Lower scores indicate more risk factors:
| ZIP Code | Safety Score | Grade |
|---|---|---|
| 23701 | 80 | B |
| 23703 | 80 | B |
| 23704 | 80 | B |
| 23707 | 80 | B |
| 23702 | 85 | A |
| 23705 | 99 | A |
| 23708 | 99 | A |
| 23709 | 99 | A |
Safety scores range from 80 (23701) to 99 (23709) - a spread of 19 points.
Portsmouth vs. Nearby Virginia Cities
How Portsmouth's overall risk compares to similar cities in Virginia:
| City | Water Grade | Lead ZIPs Over Limit | Flood Claims | Population |
|---|---|---|---|---|
| Portsmouth | A | 0 | 1,732 | 97,246 |
| Stafford | C | 0 | 110 | 96,388 |
| Suffolk | A | 0 | 232 | 96,367 |
| Corbin | C | 0 | 0 | 95,686 |
Homebuyer Safety Checklist for Portsmouth
Before purchasing a home in Portsmouth, Virginia, 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)
Radon
- Conduct a radon test ($15-$30 for short-term kit, $150-$300 for professional)
Flood Risk
- Check the property's FEMA flood zone at msc.fema.gov
- Ask about flood history and past insurance claims
- 63% of Portsmouth is in flood zones - verify insurance requirements
Lead Paint & Pipes
- For homes built before 1978: request lead paint disclosure
- For homes built before 1986: inspect plumbing for lead solder and pipes
- 82% of Portsmouth 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.
Water Quality Map: Portsmouth, VA
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
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