55121 ZIP Code, Saint Paul, MN
55121 is a ZIP code in Saint Paul, Minnesota in Dakota County. It covers 9.6 square miles of land. The closest ZIP codes are 55120, 55150 and 55123. 9,198 people live here in 4,199 households. With about 957 people per square mile it is lightly settled, and owners and renters are mixed (41% own). Median household income is $87,152, close to the Minnesota median of $89,062.
Quick facts
- Mailing city: Saint Paul, MN
- County: Dakota County
- Land area: 9.6 sq mi
- Population: 9,198
- Median household income: $87,152
Key figures
| Measure | Value |
|---|---|
| Residents | 9,198 |
| Households | 4,199 |
| Median household income | $87,152 |
| Income per person | $51,298 |
| Median age | 37.2 |
| Homeowners | 41.1% |
| Median home value | $301,400 |
| Median rent | $1,723 |
| Bachelor's degree or higher | 44.4% |
| Average commute (minutes) | 19.9 |
| Households with kids under 18 | 25.2% |
| Moved in the past year | 18.5% |
| Below the poverty line | 6.0% |
| Broadband internet | 87.6% |
| Speak a non-English language at home | 25.4% |
Household income
| % of households | Value |
|---|---|
| <$10K | 4.5% |
| $10–15K | 1.1% |
| $15–25K | 2.2% |
| $25–35K | 5.7% |
| $35–50K | 6.0% |
| $50–75K | 18.6% |
| $75–100K | 20.6% |
| $100–150K | 16.2% |
| $150–200K | 15.9% |
| $200K+ | 9.2% |
Age
| % of all residents | Value |
|---|---|
| <10 | 9.9% |
| 10–19 | 11.2% |
| 20–24 | 9.2% |
| 25–34 | 17.2% |
| 35–44 | 14.9% |
| 45–54 | 13.0% |
| 55–64 | 9.2% |
| 65–74 | 8.5% |
| 75+ | 6.8% |
Tenure
| % of housing units | Value |
|---|---|
| Owned, with mortgage | 24.8% |
| Owned outright | 14.9% |
| Rented | 55.9% |
| Vacant | 4.5% |
Type of building
| % of housing units | Value |
|---|---|
| Detached house | 26.2% |
| Townhome | 17.4% |
| 2–4 units | 1.1% |
| 5–19 units | 2.2% |
| 20+ units | 52.4% |
| Mobile / other | 0.8% |
Businesses in 55121
852 business establishments with 33,227 employees (ZIP Codes Business Patterns 2023).
- Wholesale Trade: 110
- Transportation and Warehousing: 95
- Professional, Scientific, and Technical Services: 76
- Health Care and Social Assistance: 67
- Retail Trade: 66
- Manufacturing: 64
- Accommodation and Food Services: 60
- Finance and Insurance: 54
EDDM carrier routes
See every USPS carrier route in 55121 with residential and business mailbox counts on the route map. Open the EDDM route map.
Nearby ZIP codes
- 55120 — Mendota Heights city, MN (2.1 mi)
- 55150 — Mendota city, MN (2.9 mi)
- 55123 — Eagan city, MN (3.2 mi)
- 55425 — Bloomington city, MN (3.3 mi)
- 55111 (3.4 mi)
- 55122 — Eagan city, MN (3.6 mi)
- 55450 — Minneapolis city, MN (3.9 mi)
- 55118 — West St. Paul city, MN (4.4 mi)
Areas that include 55121
- Eagan, MN ZIP codes — 3 ZIP codes
- Saint Paul, MN ZIP codes — 31 ZIP codes
- Dakota County ZIP codes — 21 ZIP codes
- Minnesota ZIP code data
Where it ranks
- No. 2 of 19: highest share of residents who moved in during the past year in Dakota County
- No. 6 of 29: highest share of residents who moved in during the past year in Saint Paul, MN
Mail every home in 55121
Route counts on this page price as Full Service 6.5 × 9 postcards: we print, bundle by carrier route and hand the mailing to USPS. Prefer to take it to the Post Office yourself? Print only costs less and you pay postage at drop-off.
EDDM guides
ZIP code statistics describe the Census ZIP Code Tabulation Area (ZCTA) 55121, which approximates the USPS ZIP code area. Census figures: American Community Survey 5-year estimates, 2020–2024.
Frequently asked questions
- What city is 55121 in?
- 55121 is a Saint Paul, MN mailing address. By land area, 100% lies inside Eagan.
- What county is 55121 in?
- 55121 is in Dakota County.
- What is the population of 55121?
- About 9,198 people (±669), according to the Census Bureau's American Community Survey 5-year estimates for 2020–2024. The 2020 Census counted 9,468.
- What is the median household income in 55121?
- $87,152 (±$8,411), compared with $89,062 for Minnesota as a whole. Half the households in the ZIP code earn more and half earn less.
- How many carrier routes and mailboxes are in 55121?
- EDDM2GO's stored route library does not include 55121 yet. The EDDM route map loads its carrier routes and mailbox counts when you search the ZIP code.
- What ZIP codes are near 55121?
- The closest, measured center to center: 55120 (2.1 mi, Mendota Heights), 55150 (2.9 mi, Mendota), 55123 (3.2 mi, Eagan), 55425 (3.3 mi, Bloomington), 55111 (3.4 mi) and 55122 (3.6 mi, Eagan).
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.