Residential delivery area · Iowa
ZIP Code 51637: College Springs, IA
ZIP code 51637 is in College Springs, Iowa, entirely in Page County (Census 2020 ZIP-county file). About 170 people live there (Census Bureau, ACS 2020-2024). Median household income is $72,888 (Census Bureau, ACS 2020-2024). By Census place, 82% of its land lies in College Springs; 18% is outside any Census place.
- ACS2020-24
- Census2020
- Town
- College Springs · its only residential ZIP
- County
- Page County
- Census places
- College Springs
- House district
- IA-3 119th Congress
- State
- Iowa
- Time zone
- Central
- Land area
- 1.3 sq mi · 137 people per sq mi
Where is ZIP code 51637?
51637 centers on 40.620°, -95.118° and covers 1.3 square miles of land. It borders 3 ZIP codes: 51630, 51631, 51632.
The map draws ZIP code areas only. For the streets inside 51637, 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 51637 compare with the rest of Page County?
| Measure | 51637 | In Page County | In IA |
|---|---|---|---|
| People (ACS 2020-2024) | 171 | 10th of 13 | 865th of 970 |
| Median household income | $73k | not ranked | not ranked |
| Median home value | $76k | not ranked | not ranked |
51637's income and home value are not ranked: it has fewer than 1,000 residents (171). 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 58% 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 51637?
The 2020 Census counted 173 people in 51637; the ACS, which samples households over 2020-2024, estimates 171. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 171±63 (90% margin)
- 2020 Census count
- 173
- Households
- 81
- Median age
- 47.2
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 51637?
Of the 171 people the ACS estimates in 51637, 13.5% are under 18 and 21.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (93.0%).
- Under 1813.5%
- 18 to 6465.5%
- 65 and older21.1%
- White, not Hispanic93.0%
- Hispanic or Latino5.3%
- Other or two or more1.8%
- Black, not Hispanic0.0%
- Asian, 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 51637 earn?
Median household income is $72,888 (ACS 2020-2024).
- Median household income
- $72,888±$30,036
- Income per person
- $35,835
- Below the poverty line
- 17.5%
- Unemployed (of the labor force)
- 2.9%
- Adults 25+ with a bachelor's degree
- 20.1%
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 51637?
- Median home value (owners' estimate)
- $76,300
- Median gross rent
- –
- Homes owned by their occupants
- 96.3%
- Housing units
- 85
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001).
Which ZIP codes are next to 51637?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 51630 | Blanchard | 160 | $70k | 4.2 mi |
| 51631 | Braddyville | 324 | $55k | 6.0 mi |
| 51632 | Clarinda | 6,624 | $55k | 9.4 mi |
| 51651 | Shambaugh | 103 | $63k | 5.0 mi (near) |
| 64445 | Elmo, MO | 301 | $67k | 5.8 mi (near) |
| 51636 | Coin | 455 | $64k | 6.9 mi (near) |
| 51656 | Yorktown | 57 | $84k | 8.2 mi (near) |
| 64431 | Clearmont, MO | 441 | $76k | 9.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.