CITY REPORT DE

Selbyville, DE Home Safety: Home Safety 83/100

1 ZIP code · 5 water systems · Updated

ZipCheckup grade for Selbyville: B.

This ZIP has a few items worth a quick check.

Tap water system records for Selbyville, DE support a high grade on this site; review your own system's entries for specifics.

How Selbyville Compares

Selbyville83/100
Delaware avg81/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
5
Water Systems
0
ZIPs Linked to Systems with Violations
B · 83
Avg Safety Score
Zone 3
County Radon Potential (Low)
$430K
Median Home Value
$500
Est. Remediation (0.1% of home value)

What You Should Know About Selbyville Water

  • Average of reported 90th-percentile lead results: 0.0023 mg/L.
  • Homes built before 1986: 22% - older plumbing may contain lead solder.
  • Estimated remediation: $500 per household.
  • Health risk index (ZipCheckup composite of CDC data): 14.77.

Who Supplies Your Water in Selbyville

Among 5 systems linked to Selbyville, DE, the 3 biggest by population served appear below.

Overview

We track home safety data for 1 ZIP code in Selbyville, Delaware (population ~10,356), covering 5 community water systems serving approximately 32,090 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

The available EPA record reports 0 violations for 1 ZIP code with a reported violation count.

Home Safety Score

Average Home Safety Score for Selbyville: B (83/100)

Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:

Factor What It Measures
Water Quality EPA violations and compliance history
PFAS MCL Screen UCMR 5 testing against the covered federal MCLs
Radon Risk EPA radon zone classification
Annual AQI EPA AirData county-year median with at least 90 observed days

Water Sources

Selbyville water systems draw from: Groundwater.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0023 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

1 of 1 ZIP records with known zones is in EPA Radon Zone 3.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

Areas with No Violations

ZIP Code Safety Score System Population
19975 B Artesian Southern Sussex Regional 18,215

All ZIP Codes in Selbyville

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Health Outcomes in Selbyville

10.5%
Asthma (US: 9.8%)
14.2%
Diabetes (US: 10.4%)
13.8%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). County health indicators are shown for context only and are not linked to this area's water records.

Compared to National Average

Asthma 10.5% ↑
Diabetes 14.2% ↑
Mental Health 13.8% ↓

Vertical line = national average. ■ Above national · ■ Below national

Housing & Infrastructure in Selbyville

2007
Median Build Year
22%
Built Before 1986
7%
Built Before 1970
PEX or Copper
Likely Pipe Material

Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

Federal restrictions on lead pipe, solder and flux in new drinking water plumbing date from the 1986 Safe Drinking Water Act amendments; the median build year of 2007 for Selbyville is one reference point against that date.

2007
Median Year Built
22%
Pre-1986 (lead solder era; lead paint banned 1978)
7%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (7%) 1970–1986 (15%) Post-1986 (78%)

Most homes in Selbyville were built after 1986; lead exposure at a tap still depends on its service line and plumbing. Older homes should still be tested.

Source: U.S. Census Bureau ACS B25034.

Cost Context: What Remediation Means for Selbyville Homeowners

Compared with typical property prices, the remediation estimate for Selbyville is small in percentage terms - at or under one percent.

Median Home Value
$430,000
Est. Remediation
$500
Remediation as % of home value 0.1%

Estimated remediation costs in Selbyville can be compared with local home values. The $300–$800 estimated range can be set against the median property value; actual costs vary by home. Home values are 22% above the Delaware average.

Lead Exposure Risk for Children in Selbyville

22%
Homes Built Before 1986
0.0023
mg/L average of reported water-system 90th-percentile lead results (the 0.015 action level applies to each system's result, not to this average)

Why children are most at risk: The CDC states that no safe blood lead level in children has been identified. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

While lead results averaged over Selbyville ZIP codes come in under 10 micrograms per liter, that figure combines many 90th-percentile values and cannot describe one building, including the 22% of housing that predates 1986.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Historical NFIP Claim Context in Selbyville

377
Total FEMA Flood Claims
$14,423
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Selbyville contains 377 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $14,423. Among ZIP codes with claim records, 100% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The $500 remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

Frequently Asked Questions

What does the Home Safety Score mean for Selbyville, DE?
Selbyville has an average Home Safety Score of 83/100 (Grade B) under ZipCheckup model 4.0.0, an area-level model that draws on EPA water compliance records, PFAS screening, EPA radon zones, and annual EPA air quality data; see the methodology page for how inputs and coverage are handled. The available EPA record reports no violations for ZIP codes with reported counts. Check individual ZIP code reports for component details.
Does Selbyville water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Selbyville is 0.0023 mg/L. The EPA action level of 0.015 mg/L applies to each water system's own 90th percentile, not to this average. EPA's health goal for lead is zero. Lead levels can vary by home - testing is recommended especially in older properties.
How does Selbyville compare to Delaware average?
Selbyville has an average Home Safety Score of 83/100, which is at or above the Delaware state average of 81/100 for the same model series.
How many water systems serve Selbyville?
Our records map 5 water systems to 1 ZIP code in Selbyville. The related population figure in our data is approximately 10,356 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Selbyville?
Estimated remediation cost per household in Selbyville: $500; modeled range $300 to $800. Estimated costs may include filtration, pipe replacement, radon mitigation, or flood protection where applicable.
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How to cite this page

APA ZipCheckup. (2026). Selbyville, DE Home Safety: Home Safety 83/100. https://zipcheckup.com/cities/de/selbyville/
BibTeX
@misc{zipcheckup-cities-de-selbyville,
  author = {{ZipCheckup}},
  title  = {{Selbyville, DE Home Safety: Home Safety 83/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/de/selbyville/}
}

Page version: October 2026.

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