JEFFERSON, IA ZIP Code
| City | JEFFERSON |
| State | Iowa |
| ZIP Codes count | 1 (see all) |
| Post offices count | 1 (see all) |
| Total population | 4,160 (see all) |
ZIP Code in JEFFERSON, Iowa
50129
This list contains only 5-digit ZIP codes. Use our zip code lookup by address feature to get the full 9-digit (ZIP+4) code.
List of JEFFERSON, IA ZIP Codes
| ZIP | TYPE | POPU |
|---|---|---|
| 50129 | STANDARD | 5,257 |
Post offices
JEFFERSON — Post Office™ 106 W HARRISON ST JEFFERSON, IA 50129-9998 |
Envelope example
On the bottom center of the envelope, write the address you want your letter delivered to. Include the following on separate lines:
- Recipient's full name
- Full street address
- City, State, and ZIP Code
Using the same format, write the return address in the top left corner.
Using the full ZIP+4 Code when mailing via the USPS ensures the fastest, most accurate mailing possible. If you are not sure of the full 9-digit ZIP Code, use the 5-digit ZIP Code to avoid loss of letter or package.

The recipient address information is provided for your reference.
Address example
2002 N MULBERRY ST
JEFFERSON IA 50129-1223
JEFFERSON IA 50129-1223
753 S MULBERRY ST
JEFFERSON IA 50129-2701
JEFFERSON IA 50129-2701
417 S VINE ST
JEFFERSON IA 50129-2134
JEFFERSON IA 50129-2134
305 S WILSON AVE
JEFFERSON IA 50129-2140
JEFFERSON IA 50129-2140
371 W CLARK ST
JEFFERSON IA 50129-1518
JEFFERSON IA 50129-1518
716 W MADISON ST
JEFFERSON IA 50129-2315
JEFFERSON IA 50129-2315
Map
Hover over the map to see the ZIP code
Census data for JEFFERSON, IA
Demographic and housing estimates in JEFFERSON, IA
| Total population | 4,160 |
| Male | 1,896 |
| Female | 2,264 |
| Total population | 4,160 |
| Under 5 years | 199 |
| 5 to 9 years | 257 |
| 10 to 14 years | 333 |
| 15 to 19 years | 245 |
| 20 to 24 years | 277 |
| 25 to 34 years | 374 |
| 35 to 44 years | 458 |
| 45 to 54 years | 512 |
| 55 to 59 years | 223 |
| 60 to 64 years | 282 |
| 65 to 74 years | 483 |
| 75 to 84 years | 280 |
| 85 years and over | 237 |
| Median age (years) | 43.7 |
| Under 18 years | 968 |
| 16 years and over | 3,317 |
| 18 years and over | 3,192 |
| 21 years and over | 3,115 |
| 62 years and over | 1,211 |
| 65 years and over | 1,000 |
| Total population | 4,160 |
| One race | 4,016 |
| White | 3,911 |
| Black or African American | 14 |
| American Indian and Alaska Native | 12 |
| Asian | 26 |
| Native Hawaiian and Other Pacific Islander | 0 |
| Some other race | 53 |
| Two or more races | 144 |
| Citizen, VOTING AGE 18 and over population | 3,124 |
| Male Citizen, VOTING AGE 18 and over population | 1,432 |
| Female Citizen, VOTING AGE 18 and over population | 1,692 |
Social characteristics in JEFFERSON, IA
| Total households | 1,764 |
| Family households (families) | 1,096 |
| Married-couple family | 837 |
| Male householder, no wife present, family | 60 |
| Female householder, no husband present, family | 199 |
| Nonfamily households | 668 |
| Average household size | 2.28 |
| Average family size | 2.88 |
Economic characteristics in JEFFERSON, IA
| Total households | 1,764 |
| Less than $10,000 | 137 |
| $10,000 to $14,999 | 117 |
| $15,000 to $24,999 | 131 |
| $25,000 to $34,999 | 201 |
| $35,000 to $49,999 | 280 |
| $50,000 to $74,999 | 300 |
| $75,000 to $99,999 | 294 |
| $100,000 to $149,999 | 230 |
| $150,000 to $199,999 | 49 |
| $200,000 or more | 25 |
| Median household income (dollars) | 55,153 |
Housing characteristics in JEFFERSON, IA
| Total housing units | 2,102 |
| Occupied housing units | 1,764 |
| Vacant housing units | 338 |
| Total housing units | 2,102 |
| 1-unit, detached | 1,665 |
| 1-unit, attached | 49 |
| 2 units | 90 |
| 3 or 4 units | 101 |
| 5 to 9 units | 87 |
| 10 to 19 units | 32 |
| 20 or more units | 57 |
| Mobile home | 21 |
| Boat, RV, van, etc. | 0 |
| Total housing units | 2,102 |
| Built 2014 or later | 0 |
| Built 2010 to 2013 | 0 |
| Built 2000 to 2009 | 139 |
| Built 1990 to 1999 | 109 |
| Built 1980 to 1989 | 107 |
| Built 1970 to 1979 | 445 |
| Built 1960 to 1969 | 289 |
| Built 1950 to 1959 | 335 |
| Built 1940 to 1949 | 170 |
| Built 1939 or earlier | 508 |
| Total housing units | 2,102 |
| 1 room | 18 |
| 2 rooms | 14 |
| 3 rooms | 180 |
| 4 rooms | 323 |
| 5 rooms | 551 |
| 6 rooms | 236 |
| 7 rooms | 315 |
| 8 rooms | 146 |
| 9 rooms or more | 319 |
| Median rooms | 5.4 |
| Total housing units | 2,102 |
| No bedroom | 18 |
| 1 bedroom | 241 |
| 2 bedrooms | 800 |
| 3 bedrooms | 634 |
| 4 bedrooms | 330 |
| 5 or more bedrooms | 79 |
| Occupied housing units | 1,764 |
| Owner-occupied | 1,218 |
| Renter-occupied | 546 |
| Average household size of owner-occupied unit | 2.49 |
| Average household size of renter-occupied unit | 1.80 |
| Occupied housing units | 1,764 |
| Moved in 2017 or later | 55 |
| Moved in 2015 to 2016 | 269 |
| Moved in 2010 to 2014 | 372 |
| Moved in 2000 to 2009 | 517 |
| Moved in 1990 to 1999 | 270 |
| Moved in 1989 and earlier | 281 |
| Owner-occupied units | 1,218 |
| Less than $50,000 | 205 |
| $50,000 to $99,999 | 423 |
| $100,000 to $149,999 | 192 |
| $150,000 to $199,999 | 225 |
| $200,000 to $299,999 | 148 |
| $300,000 to $499,999 | 25 |
| $500,000 to $999,999 | 0 |
| $1,000,000 or more | 0 |
| Median (dollars) | 98,100 |
| Owner-occupied units | 1,218 |
| Housing units with a mortgage | 753 |
| Housing units without a mortgage | 465 |
| Occupied units paying rent | 502 |
| Less than $500 | 172 |
| $500 to $999 | 325 |
| $1,000 to $1,499 | 5 |
| $1,500 to $1,999 | 0 |
| $2,000 to $2,499 | 0 |
| $2,500 to $2,999 | 0 |
| $3,000 or more | 0 |
| Median (dollars) | 584 |
| No rent paid | 44 |
Data is based on 2018 Census
ZIP Codes for other locations
State for JEFFERSON
Iowa ZIP CodesOther cities in Iowa