ZIP Code 51566
| ZIP Code | 51566 |
| City | RED OAK |
| State | IA |
| Type | STANDARD |
| Post offices count | 1 (see all) |
| Total population | 6,707 (see all) |
Cities in ZIP Code 51566
Primary city: RED OAK, IAPost offices
RED OAK — Post Office™ 503 E COOLBAUGH ST RED OAK, IA 51566-9998 MoreRED OAK — Post Office™503 E COOLBAUGH 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 51566
Demographic and housing estimates in ZIP Code 51566
| Total population | 6,707 |
| Male | 3,236 |
| Female | 3,471 |
| Total population | 6,707 |
| Under 5 years | 342 |
| 5 to 9 years | 568 |
| 10 to 14 years | 479 |
| 15 to 19 years | 405 |
| 20 to 24 years | 368 |
| 25 to 34 years | 607 |
| 35 to 44 years | 653 |
| 45 to 54 years | 820 |
| 55 to 59 years | 423 |
| 60 to 64 years | 587 |
| 65 to 74 years | 820 |
| 75 to 84 years | 363 |
| 85 years and over | 272 |
| Median age (years) | 42.9 |
| Under 18 years | 1,626 |
| 16 years and over | 5,240 |
| 18 years and over | 5,081 |
| 21 years and over | 4,870 |
| 62 years and over | 1,826 |
| 65 years and over | 1,455 |
| Total population | 6,707 |
| One race | 6,554 |
| White | 6,272 |
| Black or African American | 0 |
| American Indian and Alaska Native | 192 |
| Asian | 34 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 56 |
| Two or more races | 153 |
| Citizen, VOTING AGE 18 and over population | 5,081 |
| Male Citizen, VOTING AGE 18 and over population | 2,454 |
| Female Citizen, VOTING AGE 18 and over population | 2,627 |
Social characteristics in ZIP Code 51566
| Total households | 2,894 |
| Family households (families) | 1,226 |
| Married-couple family | 281 |
| Male householder, no wife present, family | 610 |
| Female householder, no husband present, family | 475 |
| Nonfamily households | 777 |
| Average household size | 1,057 |
| Average family size | 2.28 |
Economic characteristics in ZIP Code 51566
| Total households | 2,894 |
| Less than $10,000 | 222 |
| $10,000 to $14,999 | 82 |
| $15,000 to $24,999 | 404 |
| $25,000 to $34,999 | 286 |
| $35,000 to $49,999 | 416 |
| $50,000 to $74,999 | 530 |
| $75,000 to $99,999 | 325 |
| $100,000 to $149,999 | 412 |
| $150,000 to $199,999 | 120 |
| $200,000 or more | 97 |
| Median household income (dollars) | 53,470 |
Housing characteristics in ZIP Code 51566
| Total housing units | 3,362 |
| Occupied housing units | 2,894 |
| Vacant housing units | 468 |
| Total housing units | 3,362 |
| 1-unit, detached | 2,726 |
| 1-unit, attached | 16 |
| 2 units | 115 |
| 3 or 4 units | 151 |
| 5 to 9 units | 168 |
| 10 to 19 units | 43 |
| 20 or more units | 56 |
| Mobile home | 87 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 3,362 |
| Built 2014 or later | 0 |
| Built 2010 to 2013 | 98 |
| Built 2000 to 2009 | 157 |
| Built 1990 to 1999 | 139 |
| Built 1980 to 1989 | 137 |
| Built 1970 to 1979 | 628 |
| Built 1960 to 1969 | 299 |
| Built 1950 to 1959 | 384 |
| Built 1940 to 1949 | 294 |
| Built 1939 or earlier | 1,226 |
| Total housing units | 3,362 |
| 1 room | 0 |
| 2 rooms | 36 |
| 3 rooms | 159 |
| 4 rooms | 474 |
| 5 rooms | 584 |
| 6 rooms | 663 |
| 7 rooms | 558 |
| 8 rooms | 403 |
| 9 rooms or more | 485 |
| Median rooms | 6.1 |
| Total housing units | 3,362 |
| No bedroom | 0 |
| 1 bedroom | 262 |
| 2 bedrooms | 1,140 |
| 3 bedrooms | 1,268 |
| 4 bedrooms | 581 |
| 5 or more bedrooms | 111 |
| Occupied housing units | 2,894 |
| Owner-occupied | 1,984 |
| Renter-occupied | 910 |
| Average household size of owner-occupied unit | 2.20 |
| Average household size of renter-occupied unit | 2.47 |
| Occupied housing units | 2,894 |
| Moved in 2017 or later | 194 |
| Moved in 2015 to 2016 | 806 |
| Moved in 2010 to 2014 | 519 |
| Moved in 2000 to 2009 | 639 |
| Moved in 1990 to 1999 | 309 |
| Moved in 1989 and earlier | 427 |
| Owner-occupied units | 1,984 |
| Less than $50,000 | 268 |
| $50,000 to $99,999 | 818 |
| $100,000 to $149,999 | 250 |
| $150,000 to $199,999 | 309 |
| $200,000 to $299,999 | 193 |
| $300,000 to $499,999 | 114 |
| $500,000 to $999,999 | 24 |
| $1,000,000 or more | 8 |
| Median (dollars) | 89,700 |
| Owner-occupied units | 1,984 |
| Housing units with a mortgage | 929 |
| Housing units without a mortgage | 1,055 |
| Occupied units paying rent | 872 |
| Less than $500 | 173 |
| $500 to $999 | 633 |
| $1,000 to $1,499 | 41 |
| $1,500 to $1,999 | 25 |
| $2,000 to $2,499 | 0 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 0 |
| Median (dollars) | 689 |
| No rent paid | 38 |
Data is based on 2021 Census