Residential delivery area · Wisconsin
ZIP Code 53956: Randolph, WI
ZIP code 53956 uses the postal name Randolph, Wisconsin and lies mostly in Columbia County (56% of its land), reaching into Dodge County and Green Lake County (Census 2020 ZIP-county file). About 3,500 people live there (Census Bureau, ACS 2020-2024). Median household income is $84,231 (Census Bureau, ACS 2020-2024). By Census place, 2% of its land lies in Randolph; 98% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Randolph · its only residential ZIP
- County
- Columbia County (56%); Dodge County (40%); Green Lake County (5%)
- Census places
- Randolph
- Metro area
- Madison, WI
- House districts
- WI-6 (97%), WI-5 (3%) 119th Congress, by share of land
- State
- Wisconsin
- Time zone
- Central
- Land area
- 78.3 sq mi · 44 people per sq mi
- PO Box ZIPs
- 53957 also use the name Randolph
Where is ZIP code 53956?
53956 centers on 43.542°, -89.018° and covers 78.3 square miles of land plus 0.8 of water. It borders 6 ZIP codes: 53935, 53923, 53933, 53932, 53916, 53946.
The map draws ZIP code areas only. For the streets inside 53956, 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 53956 compare with the rest of Columbia County?
| Measure | 53956 | In Columbia County | In WI |
|---|---|---|---|
| People (ACS 2020-2024) | 3,477 | 10th of 19 | 343rd of 783 |
| Median household income | $84k | 9th of 15 | 226th of 610 |
| Median home value | $233k | 12th of 16 | 337th of 612 |
Its median household income is higher than in 67% of U.S. residential ZIP codes, and it is denser than 40% 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 53956?
The 2020 Census counted 3,416 people in 53956; the ACS, which samples households over 2020-2024, estimates 3,477. Between the 2010 and 2020 censuses its population grew 0.6% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 3,477
- 2020 Census count
- 3,416+0.6% since 2010 (3,397)
- Households
- 1,316
- Median age
- 38.7
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 53956?
Of the 3,477 people the ACS estimates in 53956, 27.1% are under 18 and 19.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (93.8%).
- Under 1827.1%
- 18 to 6453.4%
- 65 and older19.5%
- White, not Hispanic93.8%
- Hispanic or Latino3.0%
- Other or two or more2.0%
- Asian, not Hispanic0.6%
- Black, not Hispanic0.6%
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 53956 earn?
Median household income is $84,231 (ACS 2020-2024), the 9th highest of the 15 ranked ZIP codes in Columbia County. It rose from $69,915 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $84,231±$11,531
- Income per person
- $37,760
- Below the poverty line
- 4.6%
- Unemployed (of the labor force)
- 2.0%
- Adults 25+ with a bachelor's degree
- 21.4%
- Adjusted gross income per tax return, 2022
- $77,8591,620 returns; wages 64% 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 53956?
FHFA's house price index for 53956, built from repeat sales and appraisals of the same homes, rose 125% from 2015 to 2025 and rose 76% from 2020 to 2025, and moved +13.3% in 2025.
- Median home value (owners' estimate)
- $232,800
- Median gross rent
- $819
- Homes owned by their occupants
- 81.9%
- Housing units
- 1,536
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 53956?
90 business establishments had a location in this ZIP code in 2023, 3 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction17
- Other services (except public administration)14
- Retail trade10
- Transportation and warehousing9
- Accommodation and food services8
- Health care and social assistance7
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 53956?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 53935 | Friesland | 297 | $86k | 4.0 mi |
| 53923 | Cambria | 2,295 | $73k | 6.4 mi |
| 53933 | Fox Lake | 4,227 | $84k | 7.7 mi |
| 53932 | Fall River | 2,495 | $86k | 8.5 mi |
| 53916 | Beaver Dam | 22,808 | $71k | 10.4 mi |
| 53946 | Markesan | 4,333 | $73k | 12.3 mi |
| 53928 | Doylestown | 63 | $86k | 11.0 mi (near) |
| 53939 | Kingston | 251 | $71k | 11.9 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.
Which other ZIP codes use the name Randolph?
1 more ZIP code carries the postal name Randolph, WI without a residential delivery area: PO boxes at the post office, or a single organization with its own ZIP code. The Census Bureau publishes no figures for it.
| ZIP | County |
|---|---|
| 53957 | Columbia County |
Source: GeoNames postal codes (CC BY 4.0), downloaded 2026-10-09; a ZIP code with no Census ZCTA has no residential delivery area.