Which ZIP code in Lake County has the highest share of residents who moved in during the past year?

46402 (Gary), at 28.2%, among 26 ZIP codes with at least 1,000 residents.

Why are some ZIP codes missing?

ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.

ZIP codes with the most new movers in Lake County, IN

These are the 25 ZIP codes in Lake County with the highest share of residents who moved in during the past year, out of 26 with at least 1,000 residents. 46402 (Gary, 28.2%), 46409 (Gary, 27.8%) and 46319 (Griffith, 14.5%) lead the list. There is no single "best" ZIP code in Lake County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

ZIP codes with the most new movers in Lake County

Rank	ZIP	Mailing city	Moved in the past year	Residents	Households	Residential mailboxes
1	46402	Gary	28.2%	5,836	2,258	2,578
2	46409	Gary	27.8%	7,184	2,648	2,974
3	46319	Griffith	14.5%	17,847	7,615	7,764
4	46404	Gary	14.2%	15,428	5,873	6,780
5	46323	Hammond	14.0%	23,047	8,374	8,557
6	46405	Lake Station	13.6%	12,184	4,357	4,486
7	46406	Gary	13.3%	9,001	3,487	3,608
8	46342	Hobart	12.4%	32,224	13,053	13,324
9	46312	East Chicago	11.8%	26,022	9,943	9,179
10	46341	Hebron	10.9%	10,048	3,964	4,111
11	46320	Hammond	10.7%	14,353	5,480	5,542
12	46410	Merrillville	10.3%	39,243	16,859	17,463
13	46403	Gary	9.6%	10,929	4,950	5,631
14	46408	Gary	9.4%	15,747	6,099	6,266
15	46394	Whiting	8.1%	11,894	4,858	4,655
16	46324	Hammond	7.8%	21,409	8,767	8,673
17	46307	Crown Point	7.7%	71,673	25,277	29,022
18	46327	Hammond	7.7%	10,597	3,843	3,665
19	46322	Highland	7.1%	23,680	10,440	10,386
20	46311	Dyer	6.7%	23,321	8,835	9,378
21	46407	Gary	6.3%	8,577	3,778	4,540
22	46303	Cedar Lake	5.5%	17,680	6,385	8,131
23	46321	Munster	5.4%	23,733	9,471	9,475
24	46375	Schererville	5.3%	24,188	10,079	10,610
25	46356	Lowell	4.9%	19,721	7,078	8,122

How we ranked them

Ranked by the share of residents (age 1 and over) who lived in a different home a year earlier (ACS Data Profile, 2020–2024). No margin of error is published for this share in our files. ZIP codes need at least 1,000 residents to be ranked; 26 of 28 qualify.

Which of these to mail, and why

New residents are still choosing a dentist, a gym, a pizza place and a lawn service. ZIP codes with high turnover give a welcome offer more people to work on each year.

The top five ZIP codes on this list hold 26,768 households, on 52 carrier routes with 28,653 residential mailboxes. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 46402 on the EDDM route map

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Businesses that mail these ZIP codes

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Frequently asked questions

Which ZIP code in Lake County has the highest share of residents who moved in during the past year?: 46402 (Gary), at 28.2%, among 26 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by the share of residents (age 1 and over) who lived in a different home a year earlier (ACS Data Profile, 2020–2024). No margin of error is published for this share in our files.
Why are some ZIP codes missing?: ZIP codes with fewer than 1,000 residents are left out because their survey estimates swing too much to rank, and so are ZIP codes where the Census Bureau did not publish this figure.

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.