St. Croix County, WI ZIP Codes
16 ZIP codes cover all or part of St. Croix County, Wisconsin. The Census Bureau counts 96,033 residents in the county, with a median household income of $103,046 and a median home value of $377,700. Median household income ranges from $77,903 in 54749 to $131,146 in 54082. Its largest communities include Hudson, New Richmond, Baldwin, North Hudson and Somerset.
St. Croix County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 96,033 |
| Households | 37,511 |
| Median household income | $103,046 |
| Median home value | $377,700 |
| Median age | 40.4 |
| Median rent | $1,271 |
All 16 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 122,666 |
| Households (sum of ZIP codes) | 47,030 |
| Median household income, range across ZIP codes | $77,903 (54749) to $131,146 (54082) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $100,736 |
| Homeowners | 77.3% |
| Households with kids under 18 | 32.3% |
| Moved in the past year | 10.9% |
| Carrier routes in EDDM2GO's route library | 62 routes, 29,625 homes (6 of 16 ZIP codes) |
Top facts
- Highest median household income in St. Croix County: 54082 ($131,146)
- Most residents: 54016 (33,398 people)
- Highest homeownership: 54026 (92.1% own their home)
- Most households with kids: 54002 (40.3% of households)
- Most new movers: 54022 (20.9% moved in last year)
- Youngest median age: 54022 (34.4 years)
- Highest median home value: 54082 ($476,200)
Every ZIP code in St. Croix County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 54016 | Hudson | 33,398 | 13,459 | $113,085 | $452,000 | 79.7% | 31.9% | 7.7% | 31 | 15,168 | 100% of its land |
| 54022 | River Falls | 24,789 | 8,799 | $96,642 | $373,100 | 68.2% | 27.6% | 20.9% | 18 | 10,549 | 39% of its land |
| 54017 | New Richmond | 20,366 | 7,684 | $98,571 | $321,700 | 75.5% | 36.7% | 9.5% | — | — | 97% of its land |
| 54025 | Somerset | 7,612 | 3,062 | $86,930 | $386,500 | 80.4% | 28.8% | 11.5% | — | — | 100% of its land |
| 54002 | Baldwin | 6,872 | 2,561 | $88,275 | $309,200 | 78.1% | 40.3% | 8.1% | 6 | 2,823 | 97% of its land |
| 54023 | Roberts | 4,620 | 1,722 | $108,466 | $385,100 | 80.4% | 39.1% | 11.8% | — | — | 100% of its land |
| 54015 | Hammond | 4,086 | 1,444 | $114,293 | $326,500 | 80.2% | 40.0% | 5.2% | — | — | 100% of its land |
| 54013 | Glenwood City | 3,443 | 1,492 | $87,500 | $307,600 | 81.0% | 25.8% | 10.8% | — | — | 96% of its land |
| 54767 | Spring Valley | 3,352 | 1,413 | $83,917 | $265,000 | 85.3% | 28.2% | 6.7% | — | — | 12% of its land |
| 54005 | Clear Lake | 3,264 | 1,217 | $87,813 | $274,300 | 80.3% | 35.0% | 7.0% | — | — | 20% of its land |
| 54028 | Woodville | 2,574 | 966 | $85,341 | $269,300 | 68.3% | 36.2% | 7.5% | 3 | 1,085 | 100% of its land |
| 54026 | Star Prairie | 2,361 | 958 | $95,833 | $342,200 | 92.1% | 29.2% | 6.3% | 2 | 847 | 24% of its land |
| 54082 | Houlton | 2,190 | 851 | $131,146 | $476,200 | 85.3% | 32.1% | 4.3% | 2 | 760 | 100% of its land |
| 54749 | Knapp | 1,410 | 538 | $77,903 | $215,200 | 75.3% | 26.8% | 4.1% | — | — | 16% of its land |
| 54007 | Deer Park | 1,175 | 459 | $85,398 | $309,400 | 81.7% | 26.1% | 7.4% | — | — | 78% of its land |
| 54027 | Wilson | 1,154 | 405 | $100,750 | $325,900 | 90.6% | 32.1% | 6.4% | — | — | 100% of its land |
A ZIP code is listed for St. Croix County when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
- Hudson — 14,959 residents · 1 ZIP code
- New Richmond — 10,539 residents · 1 ZIP code
- Baldwin — 4,342 residents · 1 ZIP code
- North Hudson — 3,819 residents · 1 ZIP code
- Somerset — 3,208 residents · 1 ZIP code
- Hammond — 1,960 residents · 1 ZIP code
- Roberts — 1,858 residents · 1 ZIP code
- Woodville — 1,424 residents · 1 ZIP code
- Glenwood City — 1,260 residents · 1 ZIP code
- Houlton — 240 residents · 1 ZIP code
- Deer Park — 223 residents · 1 ZIP code
- Wilson — 200 residents · 1 ZIP code
- Emerald — 191 residents · 1 ZIP code
Rankings
- Richest ZIP codes in St. Croix County — 16 ZIP codes ranked
- ZIP codes with the highest home values in St. Croix County — 16 ZIP codes ranked
- ZIP codes with the highest homeownership in St. Croix County — 16 ZIP codes ranked
- ZIP codes with the most families with kids in St. Croix County — 16 ZIP codes ranked
- ZIP codes with the most new movers in St. Croix County — 16 ZIP codes ranked
- Youngest ZIP codes in St. Croix County — 16 ZIP codes ranked
- Oldest ZIP codes in St. Croix County — 16 ZIP codes ranked
- Fastest-growing ZIP codes in St. Croix County — 16 ZIP codes ranked
Price a mailing to St. Croix County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in St. Croix County, WI?
- 54016, 54022, 54017, 54025, 54002, 54023, 54015, 54013, 54767, 54005, 54028, 54026, 54082, 54749, 54007 and 54027. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of St. Croix County?
- 96,033 residents in 37,511 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in St. Croix County?
- $103,046 for the county as a whole. Its ZIP codes range from $77,903 (54749) to $131,146 (54082).
- Which St. Croix County ZIP code has the highest median household income?
- 54082, at $131,146, among ZIP codes with at least 1,000 residents. See the full ranking of St. Croix County ZIP codes by income.
- How many carrier routes and mailboxes are in St. Croix County?
- For the 6 of 16 ZIP codes in EDDM2GO's stored route library: 62 carrier routes reaching 29,625 residential and 1,605 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.