What is the largest city in Ramsey County, MN?

St. Paul is the largest city or town in Ramsey County, with about 307,284 residents.

How many ZIP codes are in Ramsey County?

Ramsey County includes 20 ZIP Code Tabulation Areas, including 55101, 55102, 55103, 55104, 55105.

What is the population of Ramsey County, MN?

About 542,945 people live in Ramsey County, based on American Community Survey 5-year estimates.

What counties border Ramsey County?

Ramsey County borders Hennepin County, Dakota County, Anoka County, Washington County.

Ramsey County, MN: Cities, ZIP Codes & Local Data

Population

542,945

Land area

152sq mi

People per sq mi

3,566

ZIP codes

20

Ramsey County at a glance

Ramsey County is about 49 times as dense as Minnesota as a whole.
It is the 2nd most populous of 87 counties in Minnesota.
Households here earn a median of $81,568 a year, 8% less than the Minnesota figure of $89,062.
A typical owner-occupied home is valued at $326,600 and median rent is $1,329 a month.
The biggest population centers are St. Paul (307,284), Maplewood (40,695) and Roseville (35,802).

Local data for Ramsey County, MN

Counts from official public data

Housing and community stats

Ramsey County, MN, American Community Survey 2020-2024

Full profile

Median household income

$81,568

Poverty rate

12.3%

Median home value

$326,600

Prices +2.9% in a year

Median rent

$1,329/mo

Homeownership

60.6%

Bachelor's or higher

45.6%

Median age

36.1

Average commute

21.4 min

Largest reported origins and ancestries: German Americans (119,887), Irish Americans (57,560), Hmong Americans (45,796).

Home values and rents Income, education and commute

Economy and federal money

Jobs, income, federal spending and pandemic loans

Details

Unemployment rate

4.8%

Sep 2026, +0.9 pts in a year

Average annual pay

$81,311

330,908 jobs, 2025

Income per person

$71,769

BEA, 2024

Federal spending

$4.4B

FY 2026, $8,048 per person

PPP loans

$1.8B

16,323 loans, 180,756 jobs reported

Campaign donations

$6.1M

Itemized, 2026 cycle

Economy Federal spending PPP loans

How people get to work

Ramsey County, MN, workers 16 and older. American Community Survey 5-year estimates

Drove alone62.5%
Carpooled8.3%
Public transit3.7%
Walked2.9%
Bicycle0.7%
Taxi, ride-hailing, motorcycle or other1.4%
Worked from home20.5%

Average one-way commute: 21.4 minutes for people who do not work from home.

Environment and hazard risk

Ramsey County, MN, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively High

Top: cold wave

Storm events since 1996

560

Most often hail

Flood insurance policies

179

0.1% of homes, county

July high / Jan low

83° / 8°F

33.1 inches of rain a year

Hazards, floods and storm history Check a flood zone 101 historic places

Health statistics

Share of adults in Ramsey County, MN, CDC PLACES estimates

All 40 measures

Obesity

32.1%

U.S. 33.3% -1.2 pts

Diabetes

10.5%

U.S. 12.1% -1.6 pts

Smoking

12.5%

U.S. 12.8% about the same

Uninsured (18-64)

7.8%

U.S. 11.1% -3.3 pts

Cities, towns and ZIP codes in Ramsey County

Population shown

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Frequently asked questions

What is the largest city in Ramsey County, MN?: St. Paul is the largest city or town in Ramsey County, with about 307,284 residents.
How many ZIP codes are in Ramsey County?: Ramsey County includes 20 ZIP Code Tabulation Areas, including 55101, 55102, 55103, 55104, 55105.
What is the population of Ramsey County, MN?: About 542,945 people live in Ramsey County, based on American Community Survey 5-year estimates.
What counties border Ramsey County?: Ramsey County borders Hennepin County, Dakota County, Anoka County, Washington County.