Delaware — ZIP codes & neighborhood profiles

A complete index of every ZIP code in Delaware covered by ZipNest, organized by city. Use it to scout neighborhoods for a move, plan a service area, or just explore the geography of the state.

ZIP codes
68
in our dataset
Total population
982,285
across all listed ZIPs
Avg median income
household, ACS
Avg home value
owner-occupied

Cities in Delaware

Wilmington
New Castle
10 ZIPs 220,364 ppl
Newark
New Castle
5 ZIPs 142,114 ppl
Dover
Kent
2 ZIPs 76,574 ppl
New Castle
New Castle
1 ZIPs 60,599 ppl
Middletown
New Castle
1 ZIPs 46,773 ppl
Bear
New Castle
1 ZIPs 43,767 ppl
Millsboro
Sussex
1 ZIPs 31,427 ppl
Lewes
Sussex
1 ZIPs 27,944 ppl
Smyrna
Kent
1 ZIPs 25,907 ppl
Seaford
Sussex
1 ZIPs 25,619 ppl
Milford
Sussex
1 ZIPs 21,155 ppl
Georgetown
Sussex
1 ZIPs 20,128 ppl
Hockessin
New Castle
1 ZIPs 16,631 ppl
Claymont
New Castle
1 ZIPs 15,771 ppl
Laurel
Sussex
1 ZIPs 15,349 ppl
Rehoboth Beach
Sussex
1 ZIPs 14,132 ppl
Camden Wyoming
Kent
1 ZIPs 14,099 ppl
Milton
Sussex
1 ZIPs 13,829 ppl
Townsend
New Castle
1 ZIPs 13,741 ppl
Felton
Kent
1 ZIPs 12,581 ppl
Magnolia
Kent
1 ZIPs 11,683 ppl
Bridgeville
Sussex
1 ZIPs 10,427 ppl
Harrington
Kent
1 ZIPs 10,184 ppl
Selbyville
Sussex
1 ZIPs 9,610 ppl
Clayton
Kent
1 ZIPs 9,467 ppl
Frankford
Sussex
1 ZIPs 8,080 ppl
Dagsboro
Sussex
1 ZIPs 7,968 ppl
Ocean View
Sussex
1 ZIPs 7,484 ppl
Greenwood
Sussex
1 ZIPs 7,139 ppl
Lincoln
Sussex
1 ZIPs 7,019 ppl
Delmar
Sussex
1 ZIPs 6,146 ppl
Frederica
Kent
1 ZIPs 5,248 ppl
Hartly
Kent
1 ZIPs 5,089 ppl
Ellendale
Sussex
1 ZIPs 2,855 ppl
Bethany Beach
Sussex
1 ZIPs 2,799 ppl
Harbeson
Sussex
1 ZIPs 2,237 ppl
Delaware City
New Castle
1 ZIPs 1,936 ppl
Millville
Sussex
1 ZIPs 1,706 ppl
Houston
Kent
1 ZIPs 1,556 ppl
Marydel
Kent
1 ZIPs 1,200 ppl
Fenwick Island
Sussex
1 ZIPs 657 ppl
Viola
Kent
1 ZIPs 641 ppl
Odessa
New Castle
1 ZIPs 456 ppl
Kenton
Kent
1 ZIPs 412 ppl
Bethel
Sussex
1 ZIPs 348 ppl
Cheswold
Kent
1 ZIPs 290 ppl
Port Penn
New Castle
1 ZIPs 273 ppl
Rockland
New Castle
1 ZIPs 264 ppl
Dover Afb
Kent
1 ZIPs 239 ppl
Woodside
Kent
1 ZIPs 168 ppl
Saint Georges
New Castle
1 ZIPs 160 ppl
Montchanin
New Castle
1 ZIPs 27 ppl
Yorklyn
New Castle
1 ZIPs 13 ppl
Winterthur
New Castle
1 ZIPs — ppl

All ZIP codes in Delaware

ZIPCityCountyPopulationMedian income
19701 Bear New Castle 43,767
19702 Newark New Castle 55,745
19703 Claymont New Castle 15,771
19706 Delaware City New Castle 1,936
19707 Hockessin New Castle 16,631
19709 Middletown New Castle 46,773
19710 Montchanin New Castle 27
19711 Newark New Castle 50,045
19713 Newark New Castle 29,632
19716 Newark New Castle
19717 Newark New Castle 6,692
19720 New Castle New Castle 60,599
19730 Odessa New Castle 456
19731 Port Penn New Castle 273
19732 Rockland New Castle 264
19733 Saint Georges New Castle 160
19734 Townsend New Castle 13,741
19735 Winterthur New Castle
19736 Yorklyn New Castle 13
19801 Wilmington New Castle 16,061
19802 Wilmington New Castle 27,363
19803 Wilmington New Castle 21,550
19804 Wilmington New Castle 18,123
19805 Wilmington New Castle 39,500
19806 Wilmington New Castle 10,044
19807 Wilmington New Castle 7,628
19808 Wilmington New Castle 39,016
19809 Wilmington New Castle 15,111
19810 Wilmington New Castle 25,968
19901 Dover Kent 38,634
19902 Dover Afb Kent 239
19904 Dover Kent 37,940
19930 Bethany Beach Sussex 2,799
19931 Bethel Sussex 348
19933 Bridgeville Sussex 10,427
19934 Camden Wyoming Kent 14,099
19936 Cheswold Kent 290
19938 Clayton Kent 9,467
19939 Dagsboro Sussex 7,968
19940 Delmar Sussex 6,146
19941 Ellendale Sussex 2,855
19943 Felton Kent 12,581
19944 Fenwick Island Sussex 657
19945 Frankford Sussex 8,080
19946 Frederica Kent 5,248
19947 Georgetown Sussex 20,128
19950 Greenwood Sussex 7,139
19951 Harbeson Sussex 2,237
19952 Harrington Kent 10,184
19953 Hartly Kent 5,089
19954 Houston Kent 1,556
19955 Kenton Kent 412
19956 Laurel Sussex 15,349
19958 Lewes Sussex 27,944
19960 Lincoln Sussex 7,019
19962 Magnolia Kent 11,683
19963 Milford Sussex 21,155
19964 Marydel Kent 1,200
19966 Millsboro Sussex 31,427
19967 Millville Sussex 1,706
19968 Milton Sussex 13,829
19970 Ocean View Sussex 7,484
19971 Rehoboth Beach Sussex 14,132
19973 Seaford Sussex 25,619
19975 Selbyville Sussex 9,610
19977 Smyrna Kent 25,907
19979 Viola Kent 641
19980 Woodside Kent 168

About relocating to Delaware

Every state in the country has its own rhythm — a mix of metro centers, mid-sized cities, and rural pockets that show up clearly in ZIP-level data. Delaware is no exception. The 68 ZIP codes profiled above span everything from dense urban cores to small towns where a single ZIP covers dozens of square miles. As you click through individual cities and ZIPs, look for two patterns: how density drops as you move away from the largest metro, and how median income clusters geographically rather than evenly across the state. Pair this view with our relocation guide for a step-by-step triage workflow.

Use the city tiles to drill into specific markets, then jump into individual ZIP profiles to see the granular numbers. If you’re still narrowing down a region, pair this page with a state-level cost-of-living comparison and a quick read on the local job market. Public Census ACS data gives a strong baseline, but it doesn’t capture the lived feel of a neighborhood — for that, plan a visit, talk to a few locals, and walk the blocks at different times of day.

If you’re focused on a specific metro inside Delaware, the metro hub pages collapse multiple cities into a single comparison view. See all major US metros for cross-state hubs that share commuter sheds and housing markets.

Service-oriented businesses can flip the workflow on its head: instead of starting from a budget, start from the densest, highest-income ZIPs in Delaware, then expand outward into adjacent suburbs as your operations scale. The same neighborhood profile that helps a remote worker pick a town also tells a moving company, dental practice, or HVAC contractor where its next ten customers probably live. Census ACS estimates and SimpleMaps geography give you a defensible baseline; pair them with state-specific licensing rules, sales-tax tables, and the local Better Business Bureau before committing capital.