2026 Rankings

ZIP Codes with Highest Flood Risk in Delaware — 2026

Last updated: August 31, 2026

69 ZIP codes ranked by Historical NFIP Claims #1: ZIP 19930 (Bethany Beach, DE) - 1,414 claims

Out of 69 ZIP codes with data in Delaware, these are the highest-ranked areas for historical nfip claims. See also: National ZIP Codes with the Most Historical NFIP Claims | All Delaware Rankings

Statistic Value
ZIP codes ranked 69
Highest value 1,414 claims
Median value 19 claims
State Delaware

Top 69 Worst ZIP Codes

Rank ZIP Code City State Historical NFIP Claims Safety Score
1 19930 Bethany Beach DE 1,414 claims 83/100
2 19971 Rehoboth Bch DE 880 claims 83/100
3 19944 Fenwick Island DE 393 claims 82/100
4 19975 Selbyville DE 377 claims 83/100
5 19966 Millsboro DE 325 claims 83/100
6 19804 Wilmington DE 318 claims 66/100
7 19958 Lewes DE 224 claims 83/100
8 19963 Milford DE 166 claims 100/100
9 19970 Ocean View DE 155 claims 83/100
10 19720 New Castle DE 144 claims 66/100
11 19802 Wilmington DE 121 claims 66/100
12 19946 Frederica DE 119 claims 100/100
13 19713 Newark DE 118 claims 67/100
14 19939 Dagsboro DE 113 claims 83/100
15 19702 Newark DE 104 claims 67/100
16 19805 Wilmington DE 103 claims 66/100
17 19801 Wilmington DE 93 claims 66/100
18 19901 Dover DE 80 claims 100/100
19 19968 Milton DE 80 claims 83/100
20 19709 Middletown DE 78 claims 83/100
21 19810 Wilmington DE 77 claims 66/100
22 19711 Newark DE 68 claims 67/100
23 19808 Wilmington DE 64 claims 67/100
24 19973 Seaford DE 64 claims 96/100
25 19803 Wilmington DE 53 claims 66/100
26 19977 Smyrna DE 48 claims 83/100
27 19707 Hockessin DE 47 claims 67/100
28 19736 Yorklyn DE 34 claims
29 19806 Wilmington DE 26 claims 66/100
30 19807 Wilmington DE 23 claims 83/100
31 19706 Delaware City DE 22 claims
32 19945 Frankford DE 22 claims 83/100
33 19904 Dover DE 20 claims 100/100
34 19809 Wilmington DE 19 claims 66/100
35 19950 Greenwood DE 19 claims
36 19956 Laurel DE 17 claims 97/100
37 19701 Bear DE 15 claims 67/100
38 19732 Rockland DE 13 claims 66/100
39 19703 Claymont DE 12 claims 67/100
40 19951 Harbeson DE 9 claims 83/100
41 19731 Port Penn DE 8 claims
42 19947 Georgetown DE 8 claims 81/100
43 19899 Wilmington DE 7 claims
44 19953 Hartly DE 6 claims
45 19961 Little Creek DE 6 claims
46 19978 Sussex County DE 6 claims
47 19714 Newark DE 5 claims
48 19734 Townsend DE 5 claims
49 19952 Harrington DE 5 claims
50 19960 Lincoln DE 5 claims
51 19967 Millville DE 5 claims 83/100
52 19700 Sussex County DE 4 claims
53 19981 Sussex County DE 4 claims
54 19931 Bethel DE 3 claims
55 19938 Clayton DE 3 claims
56 19941 Ellendale DE 3 claims
57 19962 Magnolia DE 3 claims 100/100
58 19730 Odessa DE 2 claims
59 19933 Bridgeville DE 2 claims
60 19770 Sussex County DE 1 claims
61 19894 Wilmington DE 1 claims
62 19900 Sussex County DE 1 claims
63 19934 Camden Wyoming DE 1 claims 100/100
64 19935 Sussex County DE 1 claims
65 19936 Cheswold DE 1 claims 100/100
66 19937 Sussex County DE 1 claims
67 19940 Delmar DE 1 claims 83/100
68 19943 Felton DE 1 claims 100/100
69 19964 Marydel DE 1 claims

Methodology

This ranking uses historical FEMA National Flood Insurance Program claim records. The entity is not a complete inventory of properties, flood events, uninsured losses, or current FEMA map designations. ZIPs without claim evidence are unknown and are not ranked as zero or low risk.

Data sources: EPA Safe Drinking Water Information System (SDWIS), FEMA National Flood Insurance Program, EPA radon zone maps, EIA electricity rates, and Consumer Confidence Reports. Last updated: 2026-08-31.

Frequently Asked Questions

What does this ranking show?

It shows historical NFIP claim counts for ZIP records where FEMA claim evidence is available. It does not determine the current flood zone or risk of a specific property.

Where does the claim data come from?

The records come from FEMA National Flood Insurance Program claims. They do not include a complete inventory of uninsured losses or current property-map designations.

Explore More Rankings

How this ranking is calculated, data sources, and limitations: Rankings Methodology →


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Disclaimer: Rankings are based on EPA, FEMA, and federal agency data. They reflect historical patterns and risk indicators, not necessarily current conditions. For the most current information, contact your local water utility or request a Consumer Confidence Report.

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