ZIP code 50136
Where is ZIP code 50136?
Keswick, Iowa
Keokuk County · Standard ZIP code
ZIP code 50136 belongs to Keswick, Iowa in Keokuk County. 50136 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Central Time zone and uses area codes 319 and 641. About 376 people live in the 50136 area, where the median household income is $75,625. The closest ZIP codes are 52355 (Webster, 3.7 mi southeast), 50255 (Thornburg, 5 mi west) and 50268 (What Cheer, 7.5 mi southwest).
| ZIP code | 50136 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Keswick |
| State | Iowa (IA) |
| County | Keokuk County |
| Time zone | Central Time · now |
| Area codes | 319, 641 |
| Coordinates | 41.4613, -92.2395 map |
| 3-digit prefix | 501 |
Population and income in 50136
| Population | 376 · lower than 77% of Iowa ZIP codes |
|---|---|
| People per square mile | 9 · lower than 86% of Iowa ZIP codes |
| Median age | 50.8 years · higher than 82% of Iowa ZIP codes |
| Men / women | 55% / 45% |
| Median household income | $75,625 · higher than 54% of Iowa ZIP codes |
| Income per person | $38,342 |
| Below the poverty line | 6.1% |
| Bachelor’s degree or higher | 18% of adults 25+ |
| Median home value | $97,800 · lower than 87% of Iowa ZIP codes |
| Median rent | $1,083 a month |
| Housing units | 173 |
| Households | 145 (2.59 people on average) |
| Owners / renters | 89% / 11% |
| Land area | 39.82 sq mi (plus 0.01 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 50136. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 50136
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 52355 | Webster, IA | 3.7 mi SE | Standard |
| 50255 | Thornburg, IA | 5 mi W | PO Box only |
| 50268 | What Cheer, IA | 7.5 mi SW | Standard |
| 50104 | Gibson, IA | 7.8 mi W | Standard |
| 52308 | Millersburg, IA | 8.8 mi NE | PO Box only |
| 52335 | South English, IA | 8.9 mi E | Standard |
| 52316 | North English, IA | 8.9 mi NE | Standard |
| 52562 | Hayesville, IA | 9.2 mi S | Standard |
| 52591 | Sigourney, IA | 9.3 mi S | Standard |
| 52222 | Deep River, IA | 10 mi NW | Standard |
| 52550 | Delta, IA | 11.2 mi SW | Standard |
| 52231 | Harper, IA | 12.1 mi SE | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 50136 or measure the distance to another ZIP code.
How to address mail to 50136
123 MAIN ST
KESWICK IA 50136
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (50136-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 50136?
- 50136 is a Keswick, Iowa ZIP code.
- What county is 50136 in?
- ZIP code 50136 is in Keokuk County, Iowa.
- What time zone is ZIP code 50136 in?
- 50136 is in the Central Time zone (America/Chicago).
- What area code is 50136?
- Phone numbers in ZIP code 50136 use area codes 319 and 641.
- What is the population of ZIP code 50136?
- About 376 people live in ZIP code 50136, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 50136?
- The median household income in 50136 is $75,625 a year, higher than 54% of Iowa ZIP codes.
- What ZIP codes are near 50136?
- The nearest ZIP codes to 50136 are 52355 (Webster, 3.7 miles), 50255 (Thornburg, 5 miles), 50268 (What Cheer, 7.5 miles) and 50104 (Gibson, 7.8 miles).