ZIP code
52340
Tiffin, IA
52340 covers Tiffin in Johnson County, with 5,695 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 52340. Methodology
ZIP code map of 52340

About ZIP code 52340
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 52340. Not ACS. Methodology
People in 52340
Race
- White3,994
- Black or African American225
- American Indian or Alaska Native13
- Asian113
- Native Hawaiian and Pacific Islander2
- Other race130
- Two or more races333
Hispanic or Latino (any race): 256
Age
- Under 10709
- 10 to 19685
- 20 to 29773
- 30 to 39866
- 40 to 49671
- 50 to 59477
- 60 to 69380
- 70 to 79179
- 80 and older70
Income and housing in 52340
Education
- High school graduate98.7%
- Bachelor's degree58.4%
- Graduate degree17.9%
Places covering 52340
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Tiffin93.8%
- Coralville0.0%
- North Liberty0.0%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Johnson County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
6.2% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 52340
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 1,809 | |
| 2006 | 1,799 | |
| 2007 | 1,944 | |
| 2008 | 2,014 | |
| 2009 | 2,093 | |
| 2010 | 2,176 | |
| 2011 | 2,301 | 2,265 |
| 2012 | 2,140 | 2,520 |
| 2013 | 2,183 | 2,500 |
| 2014 | 1,963 | 2,640 |
| 2015 | 2,399 | 2,840 |
| 2016 | 2,548 | 3,480 |
| 2017 | 2,877 | 3,850 |
| 2018 | 3,083 | 4,310 |
| 2019 | 3,236 | 4,720 |
| 2020 | 3,881 | 5,430 |
| 2021 | 4,695 | 5,670 |
| 2022 | 5,192 | 6,000 |
| 2023 | 5,695 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 52340
12 nearest ZIP centroids (any distance)
- 52241Coralville4.1 miPop 22,846 · Income $66,508
- 52322Oxford4.5 miPop 1,997 · Income $59,688
- 52317North Liberty4.8 miPop 22,392 · Income $108,156
- 52246Iowa City5.7 miPop 21,944 · Income $55,088
- 52242Iowa City7.5 miPop 4,412 · Income —
- 52338Swisher7.9 miPop 3,865 · Income $124,357
- 52245Iowa City8.8 miPop 22,765 · Income $75,876
- 52236Homestead10.5 miPop 533 · Income $86,776
- 52240Iowa City10.5 miPop 36,046 · Income $55,189
- 52235Hills11.6 miPop 892 · Income $81,875
- 52333Solon11.9 miPop 7,443 · Income $113,917
- 52307Middle Amana13.1 miPop 57 · Income $43,259
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 52340, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 52340 FAQ
- What city is ZIP code 52340 in?
- 52340 is in Tiffin, IA.
- What county is 52340 in?
- 52340 is in Johnson County.
- What is the median household income in 52340?
- The median household income in 52340 is $105,517.
- Which ZIP codes are near 52340?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 52340.