Rank	City	2007 Population (Est.)	Growth Rate (Annual)
1	Wilmington	72,600	-0.0%
2	Dover	34,687	1.2%
3	Newark	30,092	0.4%
4	Middletown	10,276	8.5%
5	Milford	7,899	2.0%
6	Smyrna	7,804	4.9%
7	Seaford	7,027	0.6%
8	Elsmere	5,721	-0.2%
9	Georgetown	5,025	0.8%
10	New Castle	4,958	-0.1%
11	Laurel	3,882	0.6%
12	Harrington	3,292	0.5%
13	Lewes	3,047	0.7%
14	Millsboro	2,639	0.9%
15	Camden	2,443	2.5%
16	Selbyville	1,820	0.9%
17	Milton	1,787	0.6%
18	Bridgeville	1,623	0.8%
19	Rehoboth Beach	1,549	0.5%
20	Delmar	1,520	0.9%
21	Delaware City	1,512	0.6%
22	Clayton	1,438	1.6%
23	Wyoming	1,312	1.9%
24	Bellefonte	1,288	0.5%
25	Blades	1,146	0.7%
26	Newport	1,127	-0.2%
27	Ocean View	1,106	1.0%
28	Bethany Beach	938	0.6%
29	Greenwood	882	0.7%
30	Felton	873	1.3%
31	Frankford	754	0.9%
32	Frederica	731	1.5%
33	Dagsboro	558	1.2%
34	South Bethany	511	0.6%
35	Cheswold	496	1.5%
36	Arden	485	0.3%
37	Houston	468	1.4%
38	Townsend	373	1.5%
39	Fenwick Island	356	0.6%
40	Ellendale	352	0.8%
41	Bowers	336	1.6%
42	Odessa	329	2.4%
43	Dewey Beach	310	0.5%
44	Ardentown	307	0.3%
45	Ardencroft	274	0.4%
46	Millville	273	1.1%
47	Kenton	261	1.6%
48	Magnolia	242	1.1%
49	Leipsic	222	1.5%
50	Slaughter Beach	212	1.1%
51	Little Creek	210	1.2%
52	Woodside	198	1.2%
53	Bethel	196	1.1%
54	Viola	168	1.2%
55	Henlopen Acres	139	0.7%
56	Hartly	86	1.6%
57	Farmington	82	1.5%