Residential delivery area · Wisconsin
ZIP Code 54656: Sparta, WI
ZIP code 54656 uses the postal name Sparta, Wisconsin and lies entirely in Monroe County (Census 2020 ZIP-county file). About 18,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $72,379 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Sparta (3%) and Cataract (under 1%); 97% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Sparta · its only residential ZIP
- County
- Monroe County
- Census places
- Sparta (3%); Cataract (under 1%) census-designated place
- Micro area
- Sparta, WI
- House district
- WI-3 119th Congress
- State
- Wisconsin
- Time zone
- Central
- Land area
- 282.3 sq mi · 64 people per sq mi
Where is ZIP code 54656?
54656 centers on 43.990°, -90.803° and covers 282.3 square miles of land plus 0.4 of water. It borders 9 ZIP codes: 54614, 54653, 54644, 54648, 54660, 54619, 54642, 54615, 54666.
The map draws ZIP code areas only. For the streets inside 54656, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 54656 compare with the rest of Monroe County?
| Measure | 54656 | In Monroe County | In WI |
|---|---|---|---|
| People (ACS 2020-2024) | 18,160 | 1st of 12 | 124th of 783 |
| Median household income | $72k | 6th of 12 | 388th of 610 |
| Median home value | $214k | 5th of 11 | 413th of 612 |
Its median household income is higher than in 50% of U.S. residential ZIP codes, and it is denser than 47% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 54656?
The 2020 Census counted 18,411 people in 54656; the ACS, which samples households over 2020-2024, estimates 18,160. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 18,160
- 2020 Census count
- 18,411
- Households
- 7,268
- Median age
- 39.2
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 54656?
Of the 18,160 people the ACS estimates in 54656, 23.7% are under 18 and 17.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (89.4%).
- Under 1823.7%
- 18 to 6459.1%
- 65 and older17.1%
- White, not Hispanic89.4%
- Hispanic or Latino4.9%
- Other or two or more3.0%
- Black, not Hispanic1.9%
- Asian, not Hispanic0.8%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 54656 earn?
Median household income is $72,379 (ACS 2020-2024), the 6th highest of the 12 ranked ZIP codes in Monroe County.
- Median household income
- $72,379
- Income per person
- $37,493
- Below the poverty line
- 8.6%
- Unemployed (of the labor force)
- 3.3%
- Adults 25+ with a bachelor's degree
- 22.1%
- Adjusted gross income per tax return, 2022
- $67,7148,730 returns; wages 67% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 54656?
FHFA's house price index for 54656, built from repeat sales and appraisals of the same homes, rose 99% from 2015 to 2025 and rose 56% from 2020 to 2025, and moved +11.7% in 2025.
- Median home value (owners' estimate)
- $214,400
- Median gross rent
- $938
- Homes owned by their occupants
- 73.1%
- Housing units
- 7,661
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 54656?
392 business establishments had a location in this ZIP code in 2023, 24 more than in 2018; the most are in accommodation and food services (ZIP Code Business Patterns).
- Accommodation and food services63
- Retail trade50
- Construction39
- Other services (except public administration)37
- Health care and social assistance33
- Manufacturing32
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 54656?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 54614 | Bangor | 2,776 | $86k | 9.5 mi |
| 54653 | Rockland | 1,335 | $73k | 13.2 mi |
| 54644 | Mindoro | 1,236 | $77k | 13.3 mi |
| 54648 | Norwalk | 1,608 | $74k | 13.5 mi |
| 54660 | Tomah | 16,124 | $61k | 14.8 mi |
| 54619 | Cashton | 3,849 | $72k | 16.1 mi |
| 54642 | Melrose | 2,259 | $74k | 16.4 mi |
| 54615 | Black River Falls | 11,315 | $67k | 19.1 mi |
| 54666 | Warrens | 2,635 | $78k | 21.5 mi |
| 54669 | West Salem | 8,228 | $103k | 15.0 mi (near) |
| 54643 | Millston | 2 | – | 16.1 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.