College Springs, IA · standard
ZIP Code 51637
Page County, Iowa - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 214
- 51/sq mi Moderate-density area
- $72,888
- Median income Near-median income area
- $76,300
- Median home value Below-median home value
- 20.1%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
College Springs pairs an above-median household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- Top 49%
- household income, US ZIPs
- 4th pct
- home value, US ZIPs
- 51
- people per sq mi
- 96%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 51637 against every reporting US ZIP.
ZIP code 51637 is a sparsely populated ZIP (a standard USPS delivery area) in College Springs, Page County, Iowa, home to just 214 residents across 4.2 square miles, a density of 51 people per square mile, in the Chicago time zone.
ZIP 51637 lands in the middle-income range, with a median household income of $72,888 (5% below the average Iowa ZIP), while per-capita income is $35,835. The poverty rate is 17.5%, with unemployment at 2.9%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $76,300 (57% below the average Iowa ZIP); owner occupancy is 96.3%.
Educational attainment sits below the national norm: 20.1% of adults hold a bachelor's degree or higher, the median age is 47.2, and the average commute is -. The page also surfaces 7 ZIP codes within roughly 10 miles and 6 more in Page County, so 51637 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 51637, College Springs, IA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
214
Population
4.2
Area (sq mi)
51
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 51637?
47.2
Median Age
52.0%
Male
48.0%
Female
0.0%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$72,888
Median Household Income
-5% vs state ZIP avg
$35,835
Per Capita Income
17.5%
Poverty Rate
2.9%
Unemployment Rate
How ZIP 51637 ranks among Iowa ZIPs
College Springs, IA household income vs. every Iowa ZIP code
Median household income among 911 reporting Iowa ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$72,888 47th percentile higher than 47% of 911 Iowa ZIPs
Each bar is a $20K-wide band; taller bars hold more Iowa ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
85housing units
85
Total Housing Units
81
Occupied Units
4
Vacant Units
2.11
Avg Household Size
Occupancy Type
$76,300
Median Home Value
-57% vs state ZIP avg
1938
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
Nearby ZIP Codes
Want a side-by-side? Compare 51637 vs 51630 →
ZIP 51637 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 51632
Clarinda (51632)
7,297 residents
- 51636 405
Coin (51636)
405 residents
- 64431 382
Clearmont (64431)
382 residents
- 64445 312
Elmo (64445)
312 residents
- 51631 306
Braddyville (51631)
306 residents
- 51637 214
College Springs (51637)
214 residents
- 51630 173
Blanchard (51630)
173 residents
- 51656 71
Yorktown (51656)
71 residents
What this shows Among its immediate neighbors, ZIP 51637 ranks #6 by population - useful context the national average alone can't give.
ZIP 51637 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 51656
Yorktown (51656)
$83,750 median income
- 64431
Clearmont (64431)
$75,625 median income
- 51637
College Springs (51637)
$72,888 median income
- 51630
Blanchard (51630)
$70,000 median income
- 64445
Elmo (64445)
$66,667 median income
- 51636
Coin (51636)
$63,516 median income
- 51632
Clarinda (51632)
$55,055 median income
- 51631
Braddyville (51631)
$54,583 median income
What this shows By household income, ZIP 51637 ranks #3 of 8 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 51637, both outside IA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Page County
Related Areas
Frequently Asked Questions
What county is ZIP code 51637 in?
ZIP code 51637 (College Springs) is located in Page County, Iowa. Page County contains multiple ZIP codes, see the full list at /counties/page-ia.
What is the population of ZIP code 51637?
ZIP code 51637 in College Springs, IA has a population of 214 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 51637?
The median household income in ZIP 51637 is $72,888, which is 4% below the national average of $76,288.
What is the average home value in ZIP 51637?
The median home value in ZIP 51637 is $76,300, which is 73% below the national average of $278,155.
What is the demographic makeup of ZIP 51637?
The largest racial group in ZIP 51637 is White at 93.0%. Hispanic or Latino residents make up 5.3% of the population.
What is the education level in ZIP code 51637?
In ZIP code 51637, 66.7% of residents aged 25+ have a high school diploma or higher, and 20.1% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 51637?
In ZIP code 51637, approximately 96.3% of occupied housing units are owner-occupied and 3.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 51637?
The poverty rate in ZIP code 51637 is 17.5% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 51637's numbers, next.
- See how ZIP 51637 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where College Springs, IA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.