Zip code 52237: Hopkinton, Iowa

Q: What city is zip code 52237?

52237 is assigned to Hopkinton, Iowa. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 52237 in?

52237 is mostly in Delaware County, but it extends into 2 other counties.

Q: What is the population of 52237?

About 1,830 people live in 52237, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 52237?

The median household income in 52237 is $84,063.

Q: What zip codes are near 52237?

The closest zip codes to 52237 are 52223, 52078, 52310, 52252, 52036.

Residential delivery areaDelaware CountyCentral Time

Population

1,830

Median household income

$84K

U.S. $81K

Median home value

$167K

U.S. $333K

Median rent

$416/mo

U.S. $1,413

Median age

27.7

U.S. 38.9

Land area

84 sq mi

22 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 52237

52237 is a rural zip code in Hopkinton, Iowa (Delaware County), covering 84 sq mi of land. About 1,830 people live here, or 22 per square mile. The median resident is 27.7 years old, compared with 38.9 nationally.

The median household earns $84,063 a year, close to the national median of $80,734. 13.1% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $166,800, or 2.0 years of median household income (U.S.: 4.1 years), which makes homes relatively affordable for local earners. 88% of occupied homes are lived in by their owners, and renters pay a median of $416 a month.

17% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 32.2 minutes each way, and 5% of workers work from home. The most common jobs among working residents are in construction and repair; healthcare; and production and manufacturing. 18% of them are self-employed (U.S.: 10%).

How 52237 compares

Sorted from highest to lowest national percentile

Residents under 1839.6%
99th
U.S. 22% · IA 22.9%13th of 911 in IA
Self-employed workers18.3%
96th
U.S. 10% · IA 10.2%231st of 911 in IA
Healthcare workers14.6%
94th
U.S. 9.7% · IA 9.2%93rd of 911 in IA
Homeownership rate87.9%
93rd
StrengthU.S. 65.2% · IA 71.7%232nd of 909 in IA
Average commute32.2 min
84th
WeaknessU.S. 26.4 min · IA 19.8 min84th of 902 in IA
Housing vacancy11.5%
77th
U.S. 10.1% · IA 8.5%302nd of 909 in IA
Uninsured rate8.9%
65th
U.S. 8.4% · IA 5%110th of 911 in IA
Poverty rate13.1%
61st
U.S. 12.5% · IA 11.1%217th of 909 in IA
Median household income$84,063
55th
U.S. $80,734 · IA $75,059274th of 896 in IA
Income inequality (Gini)0.431
47th
U.S. 0.483 · IA 0.444263rd of 908 in IA
Residents 65 and older15.1%
39th
U.S. 17.2% · IA 18.1%729th of 911 in IA
Median earnings per worker$44,583
38th
U.S. $49,666 · IA $47,712587th of 910 in IA
Per capita income$32,449
26th
U.S. $44,673 · IA $40,877724th of 911 in IA
Unemployment rate3.3%
21st
U.S. 5.2% · IA 3.6%301st of 911 in IA
Veterans3.2%
17th
U.S. 6.2% · IA 6.5%834th of 911 in IA
Bachelor's degree or higher17.4%
15th
WeaknessU.S. 35.7% · IA 31.4%621st of 911 in IA
Median home value$166,800
14th
U.S. $332,700 · IA $208,000410th of 881 in IA
Broadband access83.8%
10th
WeaknessU.S. 91% · IA 88.9%699th of 909 in IA
Work from home4.9%
7th
U.S. 15.1% · IA 11.3%699th of 911 in IA
Government workers7.5%
5th
U.S. 14.5% · IA 14.5%779th of 911 in IA
Population1,830
3rd
U.S. 334,922,499 · IA 3,210,507302nd of 911 in IA
Population density22/sq mi
3rd
U.S. 95/sq mi · IA 58/sq mi428th of 911 in IA
Median age27.7
2nd
U.S. 38.9 · IA 38.6892nd of 911 in IA
Diversity index7.3
2nd
U.S. 61.4 · IA 31.4692nd of 911 in IA
Rent-burdened renters21.1%
2nd
StrengthU.S. 51.1% · IA 43.9%624th of 882 in IA
Median gross rent$416
1st
U.S. $1,413 · IA $972763rd of 771 in IA
Foreign-born residents0%
1st
U.S. 14.1% · IA 5.9%760th of 911 in IA
Tech workers0%
1st
U.S. 3.8% · IA 2.9%694th of 911 in IA

Measure	52237	Delaware	IA	U.S.	National percentile	Rank in IA
Residents under 18	39.6%	23.3%	22.9%	22%	99th	13th of 911
Self-employed workers	18.3%	18.5%	10.2%	10%	96th	231st of 911
Healthcare workers	14.6%	10.5%	9.2%	9.7%	94th	93rd of 911
Homeownership rateStrength	87.9%	79.6%	71.7%	65.2%	93rd	232nd of 909
Average commuteWeakness	32.2 min	20.3 min	19.8 min	26.4 min	84th	84th of 902
Housing vacancy	11.5%	9.8%	8.5%	10.1%	77th	302nd of 909
Uninsured rate	8.9%	3.3%	5%	8.4%	65th	110th of 911
Poverty rate	13.1%	7.8%	11.1%	12.5%	61st	217th of 909
Median household income	$84,063	$74,989	$75,059	$80,734	55th	274th of 896
Income inequality (Gini)	0.431	0.440	0.444	0.483	47th	263rd of 908
Residents 65 and older	15.1%	21.6%	18.1%	17.2%	39th	729th of 911
Median earnings per worker	$44,583	$46,106	$47,712	$49,666	38th	587th of 910
Per capita income	$32,449	$41,445	$40,877	$44,673	26th	724th of 911
Unemployment rate	3.3%	2%	3.6%	5.2%	21st	301st of 911
Veterans	3.2%	6.3%	6.5%	6.2%	17th	834th of 911
Bachelor's degree or higherWeakness	17.4%	22.6%	31.4%	35.7%	15th	621st of 911
Median home value	$166,800	$177,900	$208,000	$332,700	14th	410th of 881
Broadband accessWeakness	83.8%	85.9%	88.9%	91%	10th	699th of 909
Work from home	4.9%	9.2%	11.3%	15.1%	7th	699th of 911
Government workers	7.5%	12.4%	14.5%	14.5%	5th	779th of 911
Population	1,830	17,558	3,210,507	334,922,499	3rd	302nd of 911
Population density	22/sq mi	30/sq mi	58/sq mi	95/sq mi	3rd	428th of 911
Median age	27.7	43.4	38.6	38.9	2nd	892nd of 911
Diversity index	7.3	11.4	31.4	61.4	2nd	692nd of 911
Rent-burdened rentersStrength	21.1%	46.7%	43.9%	51.1%	2nd	624th of 882
Median gross rent	$416	$764	$972	$1,413	1st	763rd of 771
Foreign-born residents	0%	0.3%	5.9%	14.1%	1st	760th of 911
Tech workers	0%	0.8%	2.9%	3.8%	1st	694th of 911

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

11%

Under 5

28%

5–17

18–24

11%

25–34

15%

35–44

45–54

55–64

65–74

75+

Median age

27.7

Under 18

39.6%

65 and over

15.1%

Race and ethnicity

White96%
Black0%
Hispanic1%
Asian0%
Native American0%
Pacific Islander0%
Other0%
Multiracial2%

Diversity index

7.3

U.S. 61.4

Foreign-born

U.S. 14.1%

Born in state

93.2%

Language spoken at home (households)

English only

91%

Spanish

Other Indo-European

Asian / Pacific

Other

Households

Households: 585
Average household size: 3.1
Family households: 77.6%
Married couples: 61%
Living alone: 20.9%
Veterans (of adults): 3.2%
Male / female: 49% / 51%

Income and poverty

Household income distribution

<$25k

18%

$25–50k

$50–75k

22%

$75–100k

$100–150k

23%

$150–200k

12%

$200k+

Median household income

52237

$84,063

Delaware Co.

$74,989

Iowa

$75,059

United States

$80,734

Per capita income

$32,449

U.S. $44,673

Poverty rate

13.1%

U.S. 12.5%

Households earning $150K+

19.3%

U.S. 23%

Income inequality (Gini)

0.431

U.S. 0.483

Housing

Median home value

52237

$166,800

Delaware Co.

$177,900

Iowa

$208,000

United States

$332,700

Median gross rent

52237

$416

Delaware Co.

$764

Iowa

$972

United States

$1,413

Types of housing

Single-family

91%

2–4 units

5–19 units

20+ units

Mobile home

Boat, RV, van

Housing units: 661
Owner-occupied: 87.9%
Vacant: 11.5%
Median year built: 1956
Median rooms: 6.7
Renters paying 30%+ of income: 21.1%
Renters paying 50%+ of income: 17.5%
Home value to income: 2.0× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

63%

Carpooled

31%

Transit

Walked

Bicycle

Worked from home

Other

Commute time (one way)

<10 min

16%

10–19

16%

20–29

37%

30–44

45–59

60+

28%

Average commute

32.2 min

U.S. 26.4 min

Unemployment

3.3%

U.S. 5.2%

In labor force

63.6%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Construction and repair

19%

Healthcare

15%

Production

13%

Cleaning and personal care

11%

Office and admin

10%

Management

Sales

Transportation and moving

Business and finance

Education

Food service

Farming, fishing and forestry

0.4%

Arts, media and sports

0.3%

Computer and math

Engineering and science

Legal and social services

Police and fire

Industries

Manufacturing

26%

Health care and social assistance

16%

Construction

12%

Other services

Admin, support and management

Retail

Wholesale

Education

Finance, insurance and real estate

Restaurants and hotels

Agriculture and mining

Public administration

Transportation, warehousing and utilities

0.7%

Information

0.4%

Professional and technical services

0.3%

Arts and recreation

Median earnings per worker

$44,583

U.S. $49,666

Self-employed

18.3%

U.S. 10%

Government workers

7.5%

U.S. 14.5%

Nonprofit workers

7.4%

U.S. 8.8%

Median earnings by type of work

Type of work	52237	U.S.
Management, business, science and arts	$81,250	$74,888
Service	$9,523	$26,804
Sales and office	$37,500	$40,476
Construction and maintenance	$52,260	$49,199
Production and transportation	$56,563	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

11%

High school

42%

Some college

18%

Associate's

11%

Bachelor's

11%

Graduate

High school graduate or higher: 89%
Bachelor's degree or higher: 17.4%
Graduate or professional degree: 6.4%
Households with broadband: 83.8%
Cable, fiber or DSL: 56.2%
No internet access: 15%
Without health insurance: 8.9%
Limited-English households: 0%

Geography

City (USPS): Hopkinton
State: Iowa
County: Delaware County
Center point: 42.3408° N, 91.2519° W
Land area: 84 sq mi
Water area: under 0.1 sq mi
Time zone: Central Time (UTC-6, UTC-5 in summer)
Zip type: Residential delivery area

52237 spans 3 counties

Delaware County96% of land
Jones County3% of land
Dubuque County2% of land

Zip codes near 52237

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
52223	Delhi, IA	6.2 mi	1,199	$89,250	$204,000
52078	Worthington, IA	7.9 mi	870	$97,778	$237,500
52310	Monticello, IA	8.8 mi	6,450	$86,080	$195,800
52252	Langworthy, IA	10 mi	13	—	—
52036	Delaware, IA	10 mi	135	$85,208	$144,100
52219	Prairieburg, IA	11 mi	143	$45,000	$97,700
52041	Earlville, IA	11 mi	1,468	$89,697	$188,800
52040	Dyersville, IA	13 mi	5,584	$84,761	$242,300
52330	Ryan, IA	13 mi	940	$86,536	$260,600
52033	Cascade, IA	14 mi	3,292	$69,023	$214,100
52046	Farley, IA	14 mi	3,129	$96,151	$273,600
52057	Manchester, IA	15 mi	8,193	$69,635	$184,300

Zip codes like 52237 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 52237

What city is zip code 52237?

52237 is assigned to Hopkinton, Iowa. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 52237 in?

52237 is mostly in Delaware County, but it extends into 2 other counties.

What is the population of 52237?

About 1,830 people live in 52237, according to the Census Bureau's American Community Survey.

What time zone is 52237 in?

52237 is in Central Time.

What is the median household income in 52237?

The median household income in 52237 is $84,063.

What zip codes are near 52237?

The closest zip codes to 52237 are 52223, 52078, 52310, 52252, 52036.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 52237, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.