Which ZIP code in St. Joseph County has the highest share of households with children?

46613 (South Bend), at 40.3%, among 21 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 families with kids in St. Joseph County, IN

These are the 21 ZIP codes in St. Joseph County with the highest share of households with children, out of 21 with at least 1,000 residents. 46613 (South Bend, 40.3%), 46561 (Osceola, 39.3%) and 46619 (South Bend, 35.1%) lead the list. There is no single "best" ZIP code in St. Joseph 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 families with kids in St. Joseph County

Rank	ZIP	Mailing city	Households with children under 18	Residents	Households	Residential mailboxes
1	46613	South Bend	40.3%	12,279	4,244	4,222
2	46561	Osceola	39.3%	13,996	5,112	5,437
3	46619	South Bend	35.1%	21,729	7,858	—
4	46552	New Carlisle	34.9%	7,047	2,602	2,193
5	46530	Granger	34.4%	31,598	11,505	12,419
6	46573	Wakarusa	34.1%	3,936	1,323	1,222
7	46554	North Liberty	32.0%	4,405	1,651	1,354
8	46506	Bremen	30.3%	9,994	3,562	3,955
9	46616	South Bend	28.7%	5,979	2,501	2,577
10	46574	Walkerton	28.2%	7,426	3,214	3,590
11	46628	South Bend	27.9%	27,685	10,787	11,153
12	46544	Mishawaka	26.5%	31,077	12,839	14,559
13	46614	South Bend	25.1%	29,602	12,206	13,227
14	46635	South Bend	24.7%	6,410	2,718	—
15	46536	Lakeville	23.8%	2,964	1,222	1,149
16	46545	Mishawaka	21.7%	26,606	11,878	12,617
17	46615	South Bend	21.3%	14,190	6,337	6,671
18	46637	South Bend	18.8%	16,200	7,442	—
19	46617	South Bend	16.2%	10,032	4,465	5,064
20	46601	South Bend	16.2%	4,800	2,066	2,576
21	46556	Notre Dame	0.0%	8,344	283	—

How we ranked them

Ranked by the share of households with one or more people under 18 (ACS Data Profile, 2020–2024). The Census Bureau does not publish a margin of error for this share in our files. ZIP codes need at least 1,000 residents to be ranked; 21 of 23 qualify.

Which of these to mail, and why

Households with children buy tutoring, youth sports, pediatric and family dental care, child care, birthday venues and family dining. EDDM reaches every door on a route, so a higher share means more of your pieces land with families.

The top five ZIP codes on this list hold 31,321 households. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 46613 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 St. Joseph County has the highest share of households with children?: 46613 (South Bend), at 40.3%, among 21 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by the share of households with one or more people under 18 (ACS Data Profile, 2020–2024). The Census Bureau does not publish a margin of error 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.