US ZIP Code
50136

Keswick, IA

Keokuk County  ·  Iowa

● Active
👥 411 Population ↓ 2% since 2019
💰 $66,125 Median HH Income
▼ 13% below avg ↑ 21% since 2019
🎂 48.1 Median Age
🏠 $105,000 Median Home Value
▼ 62% below avg ↑ 12% since 2019
🎓 32.5% College Grads
▼ 16% below avg
📊 4.9% Unemployment
≈ Avg ↓ 42% since 2019
ZIP Code Details
ZIP Code50136
CityKeswick
StateIowa (IA)
CountyKeokuk County
Area Code319
Elevation801 ft
Latitude41.469501
Longitude-92.292764
TimezoneChicago (DST)
FIPS19107
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 55.2% (227) Female 44.8% (184) ♀

Race & Ethnicity

White: 97.6%Hispanic: 2.2%Other: 0.2%Race
White97.6%
Hispanic2.2%
Other0.2%

Age Breakdown

Under 5
5%
5–17
15%
18–24
6%
25–44
19%
45–64
27%
65+
14%

Key Indicators

Median Age48.1 yrs
Avg Household Size2.62
Below Poverty5.8% ▼ 42% below avg
College Grads32.5% ▼ 16% below avg
Unemployment4.9% ≈ Avg
HS Graduate134 (44.4%)
Some College44 (14.6%)
Associates26 (8.6%)
Bachelors49 (16.2%)
Graduate Degree49 (16.2%)

Education

HS Grad: 44.4%Some College: 14.6%Associates: 8.6%Bachelors: 16.2%Graduate: 16.2%Edu
HS Grad44.4%
Some College14.6%
Associates8.6%
Bachelors16.2%
Graduate16.2%
Housing & Income

Housing Tenure

Owner: 81.5%Renter: 18.5%Tenure
Owner81.5%
Renter18.5%

Home Value Distribution

Under $50k
12%
$50k–100k
37%
$100k–150k
16%
$150k–200k
10%
$200k–300k
20%
$300k–500k
3%
Over $500k
2%

Financials

Median HH Income$66,125 ▼ 13% below avg ↑ 21% since 2019
Median Home Value$105,000 ▼ 62% below avg ↑ 12% since 2019
Home/Income Ratio1.6x (nat avg ~3.5x)
Median Rent$975/mo ↑ 18% since 2019
Total Units195
Vacant Units38
Avg HH Size2.62

Income Distribution

Under $25k
10%
$25k–50k
11%
$50k–75k
31%
$75k–100k
7%
$100k–150k
26%
$150k–200k
14%
Over $200k
1%
Employment & Commute

How People Get to Work

Drove Alone
94%
Walked
3%
Work From Home
3%

Commute Time

Under 15 min
19%
15–30 min
32%
30–45 min
27%
Over 45 min
22%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
6%
1960s–1970s
7%
1980s–1990s
10%
2000+
75%

Summary

Total Units195
Vacant38
Owner Occupied81.5%
Renter Occupied18.5%
Avg HH Size2.62
Frequently Asked Questions
ZIP code 50136 is in Keswick, IA, in Keokuk County.
ZIP code 50136 is located in Iowa (IA).
ZIP code 50136 is in Keokuk County, IA.
ZIP 50136 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 50136 is 411 people (ACS 2023).
The median household income in ZIP code 50136 is $66,125 (ACS 2023).
The median home value in ZIP 50136 is $105,000 (ACS 2023).
About ZIP Code 50136

ZIP code 50136 is located in Keswick, Iowa, within Keokuk County. With a population of 411, this is a sparsely populated ZIP code with a mature community — the median age is 48.1 years. Economically, 50136 is a solidly middle-class ZIP code: the median household income of $66,125 is near the national average.

Real estate in ZIP code 50136 represents one of the more affordable housing markets in the country. The median home value of $105,000 is well below the national average. Renters can expect to pay around $975 per month in median rent. Homeownership is strong here — 81.5% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 12% since 2019.

The population of 50136 is primarily White (97.57%). Residents are moderately educated — 32.5% hold a bachelor's degree or higher, which is below the national average. Poverty affects a relatively small share of residents at 5.8%. Household income has grown by 21% since 2019.

The unemployment rate in 50136 stands at 4.9%, which is near the national average. As in most parts of the country, driving alone is the dominant commute mode at 92%.

Overall, ZIP code 50136 in Keswick, IA is characterized as solidly middle-class, moderately educated, a mature community, and predominantly owner-occupied. With 411 residents, a median household income of $66,125, and a median home value of $105,000, it offers a clear picture of life in this part of Iowa.