ZIP Code 53121
| ZIP Code | 53121 |
| City | ELKHORN |
| State | WI |
| Type | STANDARD |
| Post offices count | 1 (see all) |
| Total population | 18,813 (see all) |
Cities in ZIP Code 53121
Primary city: ELKHORN, WIPost offices
ELKHORN — Post Office™ 102 E WALWORTH ST ELKHORN, WI 53121-9998 MoreELKHORN — Post Office™102 E WALWORTH ST For facility accessibility, please call the Post Office. 1-800-ASK-USPS® (800-275-8777) Hours
Services at this Location Service hours may vary.
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Census data for ZIP Code 53121
Demographic and housing estimates in ZIP Code 53121
| Total population | 18,813 |
| Male | 9,243 |
| Female | 9,570 |
| Total population | 18,813 |
| Under 5 years | 921 |
| 5 to 9 years | 875 |
| 10 to 14 years | 1,381 |
| 15 to 19 years | 1,213 |
| 20 to 24 years | 1,089 |
| 25 to 34 years | 2,037 |
| 35 to 44 years | 2,445 |
| 45 to 54 years | 2,381 |
| 55 to 59 years | 1,656 |
| 60 to 64 years | 1,278 |
| 65 to 74 years | 2,355 |
| 75 to 84 years | 807 |
| 85 years and over | 375 |
| Median age (years) | 42.7 |
| Under 18 years | 3,990 |
| 16 years and over | 15,302 |
| 18 years and over | 14,823 |
| 21 years and over | 14,314 |
| 62 years and over | 4,287 |
| 65 years and over | 3,537 |
| Total population | 18,813 |
| One race | 17,729 |
| White | 16,849 |
| Black or African American | 121 |
| American Indian and Alaska Native | 106 |
| Asian | 32 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 621 |
| Two or more races | 1,084 |
| Citizen, VOTING AGE 18 and over population | 14,572 |
| Male Citizen, VOTING AGE 18 and over population | 7,188 |
| Female Citizen, VOTING AGE 18 and over population | 7,384 |
Social characteristics in ZIP Code 53121
| Total households | 7,554 |
| Family households (families) | 3,883 |
| Married-couple family | 595 |
| Male householder, no wife present, family | 1,496 |
| Female householder, no husband present, family | 1,188 |
| Nonfamily households | 1,580 |
| Average household size | 2,468 |
| Average family size | 2.45 |
Economic characteristics in ZIP Code 53121
| Total households | 7,554 |
| Less than $10,000 | 165 |
| $10,000 to $14,999 | 300 |
| $15,000 to $24,999 | 359 |
| $25,000 to $34,999 | 647 |
| $35,000 to $49,999 | 660 |
| $50,000 to $74,999 | 1,569 |
| $75,000 to $99,999 | 1,214 |
| $100,000 to $149,999 | 1,670 |
| $150,000 to $199,999 | 554 |
| $200,000 or more | 416 |
| Median household income (dollars) | 76,160 |
Housing characteristics in ZIP Code 53121
| Total housing units | 8,402 |
| Occupied housing units | 7,554 |
| Vacant housing units | 848 |
| Total housing units | 8,402 |
| 1-unit, detached | 6,118 |
| 1-unit, attached | 515 |
| 2 units | 253 |
| 3 or 4 units | 256 |
| 5 to 9 units | 748 |
| 10 to 19 units | 155 |
| 20 or more units | 208 |
| Mobile home | 149 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 8,402 |
| Built 2014 or later | 17 |
| Built 2010 to 2013 | 236 |
| Built 2000 to 2009 | 1,787 |
| Built 1990 to 1999 | 1,513 |
| Built 1980 to 1989 | 689 |
| Built 1970 to 1979 | 1,068 |
| Built 1960 to 1969 | 597 |
| Built 1950 to 1959 | 484 |
| Built 1940 to 1949 | 508 |
| Built 1939 or earlier | 1,503 |
| Total housing units | 8,402 |
| 1 room | 47 |
| 2 rooms | 109 |
| 3 rooms | 518 |
| 4 rooms | 1,133 |
| 5 rooms | 1,947 |
| 6 rooms | 1,404 |
| 7 rooms | 1,009 |
| 8 rooms | 855 |
| 9 rooms or more | 1,380 |
| Median rooms | 5.8 |
| Total housing units | 8,402 |
| No bedroom | 47 |
| 1 bedroom | 538 |
| 2 bedrooms | 2,402 |
| 3 bedrooms | 3,445 |
| 4 bedrooms | 1,720 |
| 5 or more bedrooms | 250 |
| Occupied housing units | 7,554 |
| Owner-occupied | 5,384 |
| Renter-occupied | 2,170 |
| Average household size of owner-occupied unit | 2.61 |
| Average household size of renter-occupied unit | 2.05 |
| Occupied housing units | 7,554 |
| Moved in 2017 or later | 774 |
| Moved in 2015 to 2016 | 1,842 |
| Moved in 2010 to 2014 | 1,066 |
| Moved in 2000 to 2009 | 1,939 |
| Moved in 1990 to 1999 | 1,090 |
| Moved in 1989 and earlier | 843 |
| Owner-occupied units | 5,384 |
| Less than $50,000 | 168 |
| $50,000 to $99,999 | 133 |
| $100,000 to $149,999 | 533 |
| $150,000 to $199,999 | 1,277 |
| $200,000 to $299,999 | 1,636 |
| $300,000 to $499,999 | 1,222 |
| $500,000 to $999,999 | 347 |
| $1,000,000 or more | 68 |
| Median (dollars) | 226,300 |
| Owner-occupied units | 5,384 |
| Housing units with a mortgage | 3,593 |
| Housing units without a mortgage | 1,791 |
| Occupied units paying rent | 2,102 |
| Less than $500 | 112 |
| $500 to $999 | 1,126 |
| $1,000 to $1,499 | 663 |
| $1,500 to $1,999 | 192 |
| $2,000 to $2,499 | 9 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 0 |
| Median (dollars) | 911 |
| No rent paid | 68 |
Data is based on 2021 Census