Residential delivery area · Iowa
ZIP Code 51561: Pacific Junction, IA
ZIP code 51561 uses the postal name Pacific Junction, Iowa and lies entirely in Mills County (Census 2020 ZIP-county file). About 1,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $113,421 (Census Bureau, ACS 2020-2024). By Census place, 1% of its land lies in Pacific Junction; 99% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2022
- ZBP2023
- IRS2022
- Town
- Pacific Junction · its only residential ZIP
- County
- Mills County
- Census places
- Pacific Junction
- Metro area
- Omaha, NE-IA
- House district
- IA-4 119th Congress
- State
- Iowa
- Time zone
- Central
- Land area
- 56.1 sq mi · 19 people per sq mi
Where is ZIP code 51561?
51561 centers on 41.005°, -95.810° and covers 56.1 square miles of land plus 1.7 of water. It borders 7 ZIP codes: 51534, 68048, 68123, 68005, 51653, 51654, 51503.
The map draws ZIP code areas only. For the streets inside 51561, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 51561 compare with the rest of Mills County?
| Measure | 51561 | In Mills County | In IA |
|---|---|---|---|
| People (ACS 2020-2024) | 1,039 | 5th of 11 | 458th of 970 |
| Median household income | $113k | not ranked | not ranked |
| Median home value | $389k | 1st of 5 | 8th of 423 |
51561's median household income is not ranked: its 90% margin of error (±$38,280) is more than a quarter of the figure ($113,421). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 25% of U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 51561?
The 2020 Census counted 907 people in 51561; the ACS, which samples households over 2020-2024, estimates 1,039. Between the 2010 and 2020 censuses its population fell 37.7% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 1,039±294 (90% margin)
- 2020 Census count
- 907−37.7% since 2010 (1,455)
- Households
- 374
- Median age
- 47.8
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 51561?
Of the 1,039 people the ACS estimates in 51561, 14.5% are under 18 and 16.8% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (88.6%).
- Under 1814.5%
- 18 to 6468.6%
- 65 and older16.8%
- White, not Hispanic88.6%
- Hispanic or Latino7.1%
- Other or two or more3.0%
- Asian, not Hispanic1.3%
- Black, not Hispanic0.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 51561 earn?
Median household income is $113,421 (ACS 2020-2024). It is not measurably different from 2015-2019 ($78,280 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $113,421±$38,280
- Income per person
- $48,419
- Below the poverty line
- 3.9%
- Unemployed (of the labor force)
- 0.0%
- Adults 25+ with a bachelor's degree
- 37.7%
- Adjusted gross income per tax return, 2022
- $78,293440 returns; wages 69% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 51561?
- Median home value (owners' estimate)
- $388,800
- Median gross rent
- $1,103
- Homes owned by their occupants
- 87.4%
- Housing units
- 473
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 51561?
23 business establishments had a location in this ZIP code in 2023, 1 fewer than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade4
- Accommodation and food services4
- Construction3
- Manufacturing3
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 51561?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 51534 | Glenwood | 8,874 | $94k | 5.4 mi |
| 68048 | Plattsmouth, NE | 13,435 | $90k | 7.1 mi |
| 68123 | Bellevue, NE | 33,804 | $93k | 9.8 mi |
| 68005 | Bellevue, NE | 21,984 | $67k | 10.4 mi |
| 51653 | Tabor | 1,446 | $71k | 11.0 mi |
| 51654 | Thurman | 325 | $90k | 11.8 mi |
| 51503 | Council Bluffs | 37,972 | $79k | 15.1 mi |
| 68113 | Offutt Afb, NE | 892 | $62k | 9.3 mi (near) |
| 68409 | Murray, NE | 625 | $92k | 10.1 mi (near) |
| 68056 | St Columbans, NE | 0 | – | 10.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.