ZIP Code 50701
| ZIP Code | 50701 | 
| City | WATERLOO | 
| State | IA | 
| Type | STANDARD | 
| Post offices count | 1 (see all) | 
| Total population | 30,194 (see all) | 
Cities in ZIP Code 50701
Primary city: WATERLOO, IAPost offices
| WATERLOO — Post Office™ 300 SYCAMORE ST WATERLOO, IA 50701-9998 MoreWATERLOO — Post Office™300 SYCAMORE 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.
 | 
Map
Census data for ZIP Code 50701
Demographic and housing estimates in ZIP Code 50701
| Total population | 30,194 | 
| Male | 15,001 | 
| Female | 15,193 | 
| Total population | 30,194 | 
| Under 5 years | 1,872 | 
| 5 to 9 years | 1,830 | 
| 10 to 14 years | 2,027 | 
| 15 to 19 years | 1,672 | 
| 20 to 24 years | 2,080 | 
| 25 to 34 years | 4,295 | 
| 35 to 44 years | 3,411 | 
| 45 to 54 years | 3,527 | 
| 55 to 59 years | 1,811 | 
| 60 to 64 years | 2,076 | 
| 65 to 74 years | 3,510 | 
| 75 to 84 years | 1,419 | 
| 85 years and over | 664 | 
| Median age (years) | 38.2 | 
| Under 18 years | 6,792 | 
| 16 years and over | 24,175 | 
| 18 years and over | 23,402 | 
| 21 years and over | 22,382 | 
| 62 years and over | 6,720 | 
| 65 years and over | 5,593 | 
| Total population | 30,194 | 
| One race | 28,912 | 
| White | 24,328 | 
| Black or African American | 3,463 | 
| American Indian and Alaska Native | 49 | 
| Asian | 701 | 
| Native Hawaiian and Other Pacific Islander | 28 | 
| Some other race | 343 | 
| Two or more races | 1,282 | 
| Citizen, VOTING AGE 18 and over population | 22,521 | 
| Male Citizen, VOTING AGE 18 and over population | 11,044 | 
| Female Citizen, VOTING AGE 18 and over population | 11,477 | 
Social characteristics in ZIP Code 50701
| Total households | 13,026 | 
| Family households (families) | 5,853 | 
| Married-couple family | 1,261 | 
| Male householder, no wife present, family | 2,493 | 
| Female householder, no husband present, family | 1,861 | 
| Nonfamily households | 3,419 | 
| Average household size | 3,864 | 
| Average family size | 2.29 | 
Economic characteristics in ZIP Code 50701
| Total households | 13,026 | 
| Less than $10,000 | 713 | 
| $10,000 to $14,999 | 516 | 
| $15,000 to $24,999 | 1,333 | 
| $25,000 to $34,999 | 1,371 | 
| $35,000 to $49,999 | 2,013 | 
| $50,000 to $74,999 | 2,161 | 
| $75,000 to $99,999 | 1,569 | 
| $100,000 to $149,999 | 1,751 | 
| $150,000 to $199,999 | 823 | 
| $200,000 or more | 776 | 
| Median household income (dollars) | 55,855 | 
Housing characteristics in ZIP Code 50701
| Total housing units | 14,263 | 
| Occupied housing units | 13,026 | 
| Vacant housing units | 1,237 | 
| Total housing units | 14,263 | 
| 1-unit, detached | 9,199 | 
| 1-unit, attached | 624 | 
| 2 units | 463 | 
| 3 or 4 units | 478 | 
| 5 to 9 units | 1,225 | 
| 10 to 19 units | 691 | 
| 20 or more units | 1,066 | 
| Mobile home | 517 | 
| Boat, RV, van, etc. | 0 | 
| Total housing units | 14,263 | 
| Built 2014 or later | 0 | 
| Built 2010 to 2013 | 523 | 
| Built 2000 to 2009 | 1,107 | 
| Built 1990 to 1999 | 1,318 | 
| Built 1980 to 1989 | 818 | 
| Built 1970 to 1979 | 3,099 | 
| Built 1960 to 1969 | 2,463 | 
| Built 1950 to 1959 | 1,749 | 
| Built 1940 to 1949 | 842 | 
| Built 1939 or earlier | 2,344 | 
| Total housing units | 14,263 | 
| 1 room | 237 | 
| 2 rooms | 577 | 
| 3 rooms | 1,308 | 
| 4 rooms | 2,353 | 
| 5 rooms | 2,476 | 
| 6 rooms | 2,480 | 
| 7 rooms | 1,726 | 
| 8 rooms | 1,154 | 
| 9 rooms or more | 1,952 | 
| Median rooms | 5.6 | 
| Total housing units | 14,263 | 
| No bedroom | 276 | 
| 1 bedroom | 1,710 | 
| 2 bedrooms | 4,281 | 
| 3 bedrooms | 5,420 | 
| 4 bedrooms | 1,950 | 
| 5 or more bedrooms | 626 | 
| Occupied housing units | 13,026 | 
| Owner-occupied | 8,533 | 
| Renter-occupied | 4,493 | 
| Average household size of owner-occupied unit | 2.35 | 
| Average household size of renter-occupied unit | 2.19 | 
| Occupied housing units | 13,026 | 
| Moved in 2017 or later | 1,528 | 
| Moved in 2015 to 2016 | 4,021 | 
| Moved in 2010 to 2014 | 2,061 | 
| Moved in 2000 to 2009 | 2,504 | 
| Moved in 1990 to 1999 | 1,362 | 
| Moved in 1989 and earlier | 1,550 | 
| Owner-occupied units | 8,533 | 
| Less than $50,000 | 602 | 
| $50,000 to $99,999 | 1,158 | 
| $100,000 to $149,999 | 2,230 | 
| $150,000 to $199,999 | 1,965 | 
| $200,000 to $299,999 | 1,643 | 
| $300,000 to $499,999 | 630 | 
| $500,000 to $999,999 | 293 | 
| $1,000,000 or more | 12 | 
| Median (dollars) | 155,800 | 
| Owner-occupied units | 8,533 | 
| Housing units with a mortgage | 5,245 | 
| Housing units without a mortgage | 3,288 | 
| Occupied units paying rent | 4,444 | 
| Less than $500 | 463 | 
| $500 to $999 | 2,715 | 
| $1,000 to $1,499 | 919 | 
| $1,500 to $1,999 | 148 | 
| $2,000 to $2,499 | 164 | 
| $2,500 to $2,999 | 35 | 
| $3,000 or more | 0 | 
| Median (dollars) | 781 | 
| No rent paid | 49 | 
Data is based on 2021 Census