Sauk County, WI ZIP Codes
18 ZIP codes cover all or part of Sauk County, Wisconsin. The Census Bureau counts 66,009 residents in the county, with a median household income of $79,541 and a median home value of $258,600. Median household income ranges from $66,667 in 53965 to $105,610 in 53578. Its largest communities include Baraboo, Reedsburg, Lake Wisconsin, Prairie du Sac and Sauk City.
Sauk County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 66,009 |
| Households | 27,987 |
| Median household income | $79,541 |
| Median home value | $258,600 |
| Median age | 41.6 |
| Median rent | $1,018 |
All 18 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 82,098 |
| Households (sum of ZIP codes) | 34,808 |
| Median household income, range across ZIP codes | $66,667 (53965) to $105,610 (53578) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $79,252 |
| Homeowners | 74.0% |
| Households with kids under 18 | 26.4% |
| Moved in the past year | 9.5% |
| Carrier routes in EDDM2GO's route library | 15 routes, 6,874 homes (5 of 18 ZIP codes) |
Top facts
- Highest median household income in Sauk County: 53578 ($105,610)
- Most residents: 53913 (21,704 people)
- Highest homeownership: 53561 (89.7% own their home)
- Most households with kids: 53937 (44.5% of households)
- Most new movers: 53951 (15.0% moved in last year)
- Youngest median age: 53937 (28.1 years)
- Highest median home value: 53561 ($427,600)
Every ZIP code in Sauk County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 53913 | Baraboo | 21,704 | 9,891 | $74,629 | $234,900 | 67.4% | 24.3% | 11.4% | — | — | 99% of its land |
| 53959 | Reedsburg | 14,451 | 5,863 | $77,924 | $255,300 | 69.7% | 33.3% | 8.9% | — | — | 100% of its land |
| 53965 | Wisconsin Dells | 10,818 | 4,826 | $66,667 | $227,000 | 73.9% | 21.2% | 9.5% | — | — | 17% of its land |
| 53578 | Prairie Du Sac | 6,503 | 2,669 | $105,610 | $347,000 | 75.6% | 27.9% | 7.3% | 5 | 2,913 | 81% of its land |
| 53583 | Sauk City | 5,816 | 2,376 | $97,286 | $344,000 | 75.2% | 25.5% | 9.3% | — | — | 72% of its land |
| 53588 | Spring Green | 3,770 | 1,725 | $83,417 | $292,300 | 80.6% | 19.8% | 8.5% | 4 | 1,835 | 66% of its land |
| 53941 | La Valle | 2,817 | 1,159 | $82,537 | $261,100 | 88.5% | 24.2% | 10.8% | — | — | 94% of its land |
| 53951 | North Freedom | 2,452 | 946 | $71,970 | $190,400 | 77.2% | 21.6% | 15.0% | — | — | 100% of its land |
| 53968 | Wonewoc | 2,429 | 855 | $74,479 | $207,600 | 85.5% | 32.4% | 6.7% | 2 | 885 | 37% of its land |
| 53556 | Lone Rock | 2,428 | 1,042 | $67,727 | $185,400 | 84.0% | 27.4% | 6.5% | 1 | 507 | 11% of its land |
| 53944 | Lyndon Station | 2,207 | 878 | $72,614 | $201,700 | 83.7% | 27.7% | 6.6% | 3 | 1,031 | 17% of its land |
| 53561 | Merrimac | 1,872 | 815 | $91,103 | $427,600 | 89.7% | 25.3% | 11.4% | — | — | 72% of its land |
| 53577 | Plain | 1,363 | 542 | $96,500 | $271,100 | 78.8% | 31.7% | 4.5% | — | — | 100% of its land |
| 53943 | Loganville | 1,245 | 460 | $73,000 | $225,600 | 80.2% | 35.4% | 6.9% | — | — | 100% of its land |
| 53937 | Hillpoint | 1,157 | 339 | $87,292 | $318,200 | 84.4% | 44.5% | 4.9% | — | — | 72% of its land |
| 53961 | Rock Springs | 831 | 357 | $77,298 | $210,500 | 80.7% | 27.7% | 9.9% | — | — | 100% of its land |
| 53942 | Lime Ridge | 235 | 65 | $112,292 | $133,300 | 73.8% | 67.7% | 8.1% | — | — | 100% of its land |
| 53940 | Lake Delton | 0 | 0 | — | — | — | — | — | — | — | 100% of its land |
A ZIP code is listed for Sauk 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
- Baraboo — 12,769 residents · 1 ZIP code
- Reedsburg — 10,168 residents · 1 ZIP code
- Lake Wisconsin — 5,384 residents · 3 ZIP codes
- Prairie du Sac — 4,382 residents · 1 ZIP code
- Sauk City — 3,483 residents · 1 ZIP code
- Lake Delton — 3,482 residents · 3 ZIP codes
- West Baraboo — 1,577 residents · 1 ZIP code
- Spring Green — 1,397 residents · 1 ZIP code
- Plain — 780 residents · 1 ZIP code
- North Freedom — 716 residents · 1 ZIP code
- Merrimac — 570 residents · 1 ZIP code
- Bluffview — 542 residents · 1 ZIP code
- La Valle — 326 residents · 1 ZIP code
- Rock Springs — 323 residents · 1 ZIP code
- Ironton — 271 residents · 1 ZIP code
- Lime Ridge — 263 residents · 2 ZIP codes
- Loganville — 252 residents · 1 ZIP code
Rankings
- Richest ZIP codes in Sauk County — 15 ZIP codes ranked
- ZIP codes with the highest home values in Sauk County — 15 ZIP codes ranked
- ZIP codes with the highest homeownership in Sauk County — 15 ZIP codes ranked
- ZIP codes with the most families with kids in Sauk County — 15 ZIP codes ranked
- ZIP codes with the most new movers in Sauk County — 15 ZIP codes ranked
- Youngest ZIP codes in Sauk County — 15 ZIP codes ranked
- Oldest ZIP codes in Sauk County — 15 ZIP codes ranked
- Fastest-growing ZIP codes in Sauk County — 15 ZIP codes ranked
Price a mailing to Sauk County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Sauk County, WI?
- 53913, 53959, 53965, 53578, 53583, 53588, 53941, 53951, 53968, 53556, 53944, 53561, 53577, 53943, 53937, 53961, 53942 and 53940. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of Sauk County?
- 66,009 residents in 27,987 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in Sauk County?
- $79,541 for the county as a whole. Its ZIP codes range from $66,667 (53965) to $105,610 (53578).
- Which Sauk County ZIP code has the highest median household income?
- 53578, at $105,610, among ZIP codes with at least 1,000 residents. See the full ranking of Sauk County ZIP codes by income.
- How many carrier routes and mailboxes are in Sauk County?
- For the 5 of 18 ZIP codes in EDDM2GO's stored route library: 15 carrier routes reaching 6,874 residential and 297 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.