Which ZIP code in Dakota County has the lowest median age?

55057 (Northfield), at 32.2 (±1.7), among 19 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.

Youngest ZIP codes in Dakota County, MN

These are the 19 ZIP codes in Dakota County with the lowest median age, out of 19 with at least 1,000 residents. 55057 (Northfield, 32.2), 55024 (Farmington, 36.1) and 55306 (Burnsville, 36.2) lead the list. There is no single "best" ZIP code in Dakota County; the right one depends on who you want to reach, so the same ZIP codes are ranked several ways below.

Youngest ZIP codes in Dakota County

Rank	ZIP	Mailing city	Median age	Residents	Households	Residential mailboxes
1	55057	Northfield	32.2 ±1.7	25,650	8,113	—
2	55024	Farmington	36.1 ±1.2	37,287	12,760	13,371
3	55306	Burnsville	36.2 ±2.0	16,830	6,603	7,627
4	55337	Burnsville	36.9 ±1.2	47,633	19,288	—
5	55044	Lakeville	37.1 ±0.8	64,762	22,460	25,945
6	55075	South Saint Paul	37.2 ±1.4	20,714	8,467	—
7	55121	Saint Paul	37.2 ±2.6	9,198	4,199	—
8	55077	Inver Grove Heights	38.6 ±3.3	14,503	5,589	—
9	55068	Rosemount	38.7 ±1.7	33,119	11,862	13,923
10	55065	Randolph	38.8 ±1.6	1,224	418	—
11	55124	Saint Paul	39.0 ±1.2	55,658	21,616	22,980
12	55122	Saint Paul	39.1 ±1.2	32,261	13,893	14,385
13	55123	Saint Paul	40.7 ±1.2	26,501	10,162	—
14	55120	Saint Paul	41.0 ±4.9	5,058	2,102	2,211
15	55033	Hastings	41.9 ±1.3	29,674	11,708	—
16	55118	Saint Paul	42.4 ±2.0	29,564	13,267	14,185
17	55031	Hampton	43.3 ±2.6	1,881	731	—
18	55076	Inver Grove Heights	44.2 ±2.9	21,374	9,552	9,402
19	55009	Cannon Falls	44.6 ±3.3	8,127	3,287	—

How we ranked them

Ranked by median age of all residents, lowest first (ACS 5-year estimates, 2020–2024). ZIP codes need at least 1,000 residents to be ranked; 19 of 21 qualify.

Which of these to mail, and why

Younger ZIP codes skew toward renters, students and young families: fitness, quick-service food, apartments, entertainment and first-time-buyer offers.

The top five ZIP codes on this list hold 69,224 households. Open any of them on the route map to see each carrier route's own figures before you choose.

Open 55057 on the EDDM route map

More rankings

Businesses that mail these ZIP codes

Map it and price it

EDDM guides

Frequently asked questions

Which ZIP code in Dakota County has the lowest median age?: 55057 (Northfield), at 32.2 (±1.7), among 19 ZIP codes with at least 1,000 residents.
How is this ranking calculated?: Ranked by median age of all residents, lowest first (ACS 5-year estimates, 2020–2024).
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.