Saint Paul ZIP Codes — Lee County, IA

There is one unique ZIP code in Saint Paul, Iowa and it is 52657. Area code: 319.

ZIP codes

0.38

sq mi land

0.00

sq mi water

319

area code

Saint Paul, IA ZIP code map

About Saint Paul, IA

Saint Paul is a small, charming city located in Iowa, known for its close-knit community spirit. The city is part of Lee County and is characterized by its serene rural landscape. With a ZIP code of 52657, Saint Paul embodies the tranquil lifestyle often found in small Midwestern towns.

Location & geography

Geographically, Saint Paul is situated in the southeastern part of Iowa, offering picturesque views of the surrounding landscapes. It is nestled near several other towns, with Fort Madison approximately 9 miles to the west, Keokuk about 14 miles to the southwest, and Donnellson roughly 7 miles to the northeast. Covering a land area of 0.38 square miles, Saint Paul has no water area, suggesting a predominantly dry terrain.

Community & economy

The community of Saint Paul is characterized by a strong agricultural presence, with many residents involved in farming and related industries. Daily life here is peaceful, with a focus on local events and traditions that string the residents together. The small population fosters a friendly atmosphere where neighbors know each other well and community events are popular.

Transportation

Saint Paul is accessible via several local roads that connect to larger highways. U.S. Route 61 runs nearby, providing vital transportation links to larger cities in the region. The nearest major airport is the Southeast Iowa Regional Airport, located about 20 miles away, offering both commercial and general aviation services.

History

Saint Paul, IA, was founded as part of the expansion of the Midwest during the 19th century, particularly as agrarian communities developed in the region. The town's economy historically revolved around agriculture, which remains a key industry today. Notable events in the city’s history have shaped its local traditions and community engagement.

Did you know?

One surprising fact about Saint Paul is its intimate size, as it only encompasses a mere 0.38 square miles in land area. Additionally, the city's lack of water bodies emphasizes its landlocked character, which is typical for many towns in this region of Iowa.

ZIP codes for Saint Paul, IA (1)

ZIP code	City	County	Map
52657	Saint Paul	Lee	View map

Demographics & statistics

Population

32.7

Median age

$83,250

Median household income

$38,998

Per capita income

$156,300

Median home value

Median monthly rent

87.1%

Home ownership

0.0%

Poverty rate

0.0%

Unemployment

Housing units

20.8%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	12	18.5%
18 and over	53	81.5%
65 and over	9	13.8%
Median age	32.7 years

Race & ethnicity

White 100%

Group	Count	%
White	65	100%

Household income

$15k–$25k 3.2%

$25k–$35k 3.2%

$35k–$50k 16.1%

$50k–$75k 12.9%

$75k–$100k 45.2%

$100k–$150k 16.1%

$200k+ 3.2%

Range	% of households
$15k–$25k	3.2%
$25k–$35k	3.2%
$35k–$50k	16.1%
$50k–$75k	12.9%
$75k–$100k	45.2%
$100k–$150k	16.1%
$200k+	3.2%
Median income	$83,250

Housing

Home values

Under $50k 3.7%

$50k–$100k 11.1%

$100k–$150k 33.3%

$150k–$200k 22.2%

$200k–$300k 29.6%

Housing overview

Metric	Value
Median home value	$156,300
Median rent / month	$0
Owner occupied	87.1%
Renter occupied	12.9%
Vacant	29.5%
Single-family detached	70.5%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	6.0
Avg household size (owned)	2.15

Year built

Era	%
2020 or later	0.0%
2010–2019	4.5%
2000–2009	0.0%
1990–1999	0.0%
1980–1989	6.8%
1970–1979	47.7%
1960–1969	9.1%
1950–1959	20.5%
1940–1949	6.8%
1939 or earlier	4.5%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	40.9%
3 bedrooms	52.3%
4 bedrooms	6.8%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	19.4%
2 vehicles	51.6%
3 or more	29.0%

Heating fuel

Fuel type	%
Electricity	29.0%
Propane / LP gas	67.7%
No fuel used	3.2%

Households & families

Household type	Count	%
Married-couple family	20	64.5%
Cohabiting couple	3	9.7%
Male householder, no spouse	0	0.0%
Female householder, no spouse	8	25.8%
Households with children under 18	8	25.8%
Households with seniors (65+)	5	16.1%
Average household size	2.10

Marital status

Status	Male	Female
Never married	9.1%	29.0%
Married	90.9%	64.5%
Separated	0.0%	0.0%
Widowed	0.0%	0.0%
Divorced	0.0%	6.5%

Education

Less than 9th grade 0.0%

Some HS, no diploma 0.0%

HS graduate 20.8%

Some college, no degree 18.9%

Associate's degree 39.6%

Bachelor's degree 20.8%

Graduate / professional 0.0%

Metric	%
HS diploma or higher	100.0%
Bachelor's or higher	20.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	2	18.2%
Kindergarten	0	0.0%
Elementary school	7	63.6%
High school	0	0.0%
College / grad school	2	18.2%

Employment

Industry of employment

Education & healthcare 46.3%

Construction 19.5%

Manufacturing 12.2%

Finance & real estate 7.3%

Other services 7.3%

Retail trade 4.9%

Transportation & utilities 2.4%

Occupation

Category	%
Management, business & arts	41.5%
Service	7.3%
Sales & office	17.1%
Natural resources & construction	24.4%
Production & transportation	9.8%

Employment type

Type	%
Private sector	90.2%
Government	7.3%
Self-employed	2.4%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	87.8%
Carpool	9.8%
Public transit	0.0%
Walk	0.0%
Other means	0.0%
Avg commute (minutes)	39.3

Poverty

All people 0.0%

Under 18 years 0.0%

18 and over 0.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	19.4%
Retirement income	19.4%
Supplemental Security	3.2%
Cash public assistance	0.0%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
High blood pressure	30.5%
High cholesterol	31.7%
Heart disease	5.7%
Stroke	2.5%
Asthma	9.0%
Arthritis	22.9%
Kidney disease	2.4%
Pulmonary disease	5.5%
Cancer	7.0%

Behavior / access	%
Binge drinking	25.1%
No physical activity	21.2%
Less than 7 hrs sleep	28.4%
Fair or poor health	10.0%
Poor mental health	12.5%
Poor physical health	8.0%
No health insurance	7.9%
Visited doctor (checkup)	74.5%
Visited dentist	70.1%
Cholesterol screening	89.1%
Teeth loss	9.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	4	7.5%

Disability	%
Any disability	4.6%
Under 18	0.0%
18–64 years	0.0%
65 and over	33.3%

Health insurance coverage

Type	%
Private insurance	98.5%
Public insurance	18.5%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	60	92.3%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	65	100.0%
Born in same state	65	100.0%
Born in different state	60	92.3%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	12	18.5%
French	3	4.6%

Ancestry	Count	%
English	1	1.5%

Technology access

Metric	% of households
Computer access	47.7%
Internet access	100.0%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions

What ZIP codes does Saint Paul, IA have?

Saint Paul, IA has one ZIP code: 52657. Each ZIP code serves a distinct delivery area within the city and surrounding region.