Zip code 45820: Cairo, Ohio

Q: What city is zip code 45820?

45820 is assigned to Cairo, Ohio. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 45820 in?

45820 is in Allen County, Ohio.

Q: What is the population of 45820?

About 581 people live in 45820, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 45820?

The median household income in 45820 is $83,125.

Q: What zip codes are near 45820?

The closest zip codes to 45820 are 45802, 45893, 45801, 45807, 45809.

Residential delivery areaAllen CountyEastern Time

Population

581

Median household income

$83K

U.S. $81K

Median home value

$115K

U.S. $333K

Median rent

$1,023/mo

U.S. $1,413

Median age

35.9

U.S. 38.9

Land area

0.3 sq mi

2,098 people/sq mi

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

About 45820

45820 is a suburban zip code in Cairo, Ohio (Allen County), covering 0.3 sq mi of land. About 581 people live here, or 2,098 per square mile. The median resident is 35.9 years old, compared with 38.9 nationally.

The median household earns $83,125 a year, close to the national median of $80,734. 6.9% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $114,500, or 1.4 years of median household income (U.S.: 4.1 years), which makes homes relatively affordable for local earners. 86% of occupied homes are lived in by their owners, and renters pay a median of $1,023 a month.

20% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 17.9 minutes each way, and 2% of workers work from home. The most common jobs among working residents are in office and administrative support; sales; and transportation and moving goods.

How 45820 compares

Sorted from highest to lowest national percentile

Veterans12.9%
96th
U.S. 6.2% · OH 6.6%59th of 1,168 in OH
Homeownership rate86.4%
91st
StrengthU.S. 65.2% · OH 67.2%261st of 1,159 in OH
Housing vacancy10.5%
73rd
U.S. 10.1% · OH 8.1%387th of 1,160 in OH
Population density2,098/sq mi
58th
U.S. 95/sq mi · OH 289/sq mi182nd of 1,168 in OH
Median household income$83,125
54th
U.S. $80,734 · OH $71,389302nd of 1,122 in OH
Broadband access92.5%
53rd
U.S. 91% · OH 90.1%308th of 1,159 in OH
Residents 65 and older15.7%
43rd
U.S. 17.2% · OH 18.3%836th of 1,168 in OH
Uninsured rate5%
33rd
U.S. 8.4% · OH 6.4%634th of 1,165 in OH
Per capita income$33,722
30th
U.S. $44,673 · OH $40,552651st of 1,165 in OH
Median age35.9
27th
U.S. 38.9 · OH 39.7944th of 1,166 in OH
Poverty rate6.9%
24th
U.S. 12.5% · OH 13.3%829th of 1,159 in OH
Median gross rent$1,023
23rd
U.S. $1,413 · OH $1,034300th of 1,007 in OH
Foreign-born residents3.8%
23rd
U.S. 14.1% · OH 5.2%247th of 1,168 in OH
Bachelor's degree or higher20.4%
22nd
U.S. 35.7% · OH 31.5%539th of 1,166 in OH
Median earnings per worker$38,864
18th
WeaknessU.S. $49,666 · OH $47,692900th of 1,153 in OH
Residents under 1817.6%
17th
U.S. 22% · OH 22%941st of 1,168 in OH
Diversity index17.6
10th
U.S. 61.4 · OH 40.6530th of 1,168 in OH
Average commute17.9 min
6th
StrengthU.S. 26.4 min · OH 23.4 min1,049th of 1,121 in OH
Unemployment rate2%
5th
StrengthU.S. 5.2% · OH 4.8%865th of 1,164 in OH
Median home value$114,500
4th
U.S. $332,700 · OH $214,800961st of 1,114 in OH
Rent-burdened renters26.9%
3rd
StrengthU.S. 51.1% · OH 45.9%886th of 1,113 in OH
Healthcare workers3.8%
2nd
U.S. 9.7% · OH 10.5%1,070th of 1,163 in OH
Population581
1st
U.S. 334,922,499 · OH 11,810,2931,002nd of 1,168 in OH
Work from home1.5%
1st
U.S. 15.1% · OH 13%1,041st of 1,163 in OH
Tech workers0%
1st
U.S. 3.8% · OH 3.2%883rd of 1,163 in OH
Self-employed workers2.4%
1st
U.S. 10% · OH 8.1%1,063rd of 1,163 in OH
Government workers1.8%
1st
U.S. 14.5% · OH 12.9%1,116th of 1,163 in OH
Income inequality (Gini)0.288
1st
StrengthU.S. 0.483 · OH 0.4671,090th of 1,156 in OH

Measure	45820	Allen	OH	U.S.	National percentile	Rank in OH
Veterans	12.9%	7.2%	6.6%	6.2%	96th	59th of 1,168
Homeownership rateStrength	86.4%	67.7%	67.2%	65.2%	91st	261st of 1,159
Housing vacancy	10.5%	7.8%	8.1%	10.1%	73rd	387th of 1,160
Population density	2,098/sq mi	252/sq mi	289/sq mi	95/sq mi	58th	182nd of 1,168
Median household income	$83,125	$64,038	$71,389	$80,734	54th	302nd of 1,122
Broadband access	92.5%	88.8%	90.1%	91%	53rd	308th of 1,159
Residents 65 and older	15.7%	19.1%	18.3%	17.2%	43rd	836th of 1,168
Uninsured rate	5%	5.9%	6.4%	8.4%	33rd	634th of 1,165
Per capita income	$33,722	$34,331	$40,552	$44,673	30th	651st of 1,165
Median age	35.9	39.7	39.7	38.9	27th	944th of 1,166
Poverty rate	6.9%	13.3%	13.3%	12.5%	24th	829th of 1,159
Median gross rent	$1,023	$922	$1,034	$1,413	23rd	300th of 1,007
Foreign-born residents	3.8%	2.4%	5.2%	14.1%	23rd	247th of 1,168
Bachelor's degree or higher	20.4%	20.1%	31.5%	35.7%	22nd	539th of 1,166
Median earnings per workerWeakness	$38,864	$43,919	$47,692	$49,666	18th	900th of 1,153
Residents under 18	17.6%	23.5%	22%	22%	17th	941st of 1,168
Diversity index	17.6	36.1	40.6	61.4	10th	530th of 1,168
Average commuteStrength	17.9 min	18.7 min	23.4 min	26.4 min	6th	1,049th of 1,121
Unemployment rateStrength	2%	5.7%	4.8%	5.2%	5th	865th of 1,164
Median home value	$114,500	$165,300	$214,800	$332,700	4th	961st of 1,114
Rent-burdened rentersStrength	26.9%	41%	45.9%	51.1%	3rd	886th of 1,113
Healthcare workers	3.8%	11.2%	10.5%	9.7%	2nd	1,070th of 1,163
Population	581	101,348	11,810,293	334,922,499	1st	1,002nd of 1,168
Work from home	1.5%	4.8%	13%	15.1%	1st	1,041st of 1,163
Tech workers	0%	1.3%	3.2%	3.8%	1st	883rd of 1,163
Self-employed workers	2.4%	6%	8.1%	10%	1st	1,063rd of 1,163
Government workers	1.8%	9.5%	12.9%	14.5%	1st	1,116th of 1,163
Income inequality (Gini)Strength	0.288	0.440	0.467	0.483	1st	1,090th of 1,156

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

Under 5

12%

5–17

12%

18–24

17%

25–34

11%

35–44

10%

45–54

16%

55–64

10%

65–74

75+

Median age

35.9

Under 18

17.6%

65 and over

15.7%

Race and ethnicity

White91%
Black0%
Hispanic5%
Asian4%
Native American0%
Pacific Islander0%
Other0%
Multiracial0.7%

Diversity index

17.6

U.S. 61.4

Foreign-born

3.8%

U.S. 14.1%

Born in state

93.3%

Language spoken at home (households)

English only

95%

Spanish

Other Indo-European

Asian / Pacific

Other

Households

Households: 214
Average household size: 2.7
Family households: 79.4%
Married couples: 60.3%
Living alone: 19.2%
Veterans (of adults): 12.9%
Male / female: 56% / 44%

Income and poverty

Household income distribution

<$25k

$25–50k

21%

$50–75k

18%

$75–100k

28%

$100–150k

14%

$150–200k

17%

$200k+

Median household income

45820

$83,125

Allen Co.

$64,038

Ohio

$71,389

United States

$80,734

Per capita income

$33,722

U.S. $44,673

Poverty rate

6.9%

U.S. 12.5%

Households earning $150K+

17.3%

U.S. 23%

Income inequality (Gini)

0.288

U.S. 0.483

Housing

Median home value

45820

$114,500

Allen Co.

$165,300

Ohio

$214,800

United States

$332,700

Median gross rent

45820

$1,023

Allen Co.

$922

Ohio

$1,034

United States

$1,413

Types of housing

Single-family

88%

2–4 units

5–19 units

20+ units

Mobile home

Boat, RV, van

Housing units: 239
Owner-occupied: 86.4%
Vacant: 10.5%
Median year built: 1951
Median rooms: 6.3
Renters paying 30%+ of income: 26.9%
Renters paying 50%+ of income: 0%
Home value to income: 1.4× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

91%

Carpooled

Transit

Walked

Bicycle

Worked from home

Other

Commute time (one way)

<10 min

16%

10–19

39%

20–29

35%

30–44

45–59

60+

Average commute

17.9 min

U.S. 26.4 min

Unemployment

U.S. 5.2%

In labor force

70.1%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Office and admin

16%

Sales

12%

Transportation and moving

12%

Cleaning and personal care

12%

Management

11%

Production

10%

Construction and repair

Food service

Business and finance

Healthcare

Education

Police and fire

Legal and social services

0.6%

Computer and math

Engineering and science

Arts, media and sports

Farming, fishing and forestry

Industries

Retail

19%

Manufacturing

18%

Health care and social assistance

17%

Restaurants and hotels

13%

Education

Other services

Wholesale

Finance, insurance and real estate

Construction

Transportation, warehousing and utilities

Admin, support and management

Professional and technical services

0.9%

Public administration

0.6%

Information

Arts and recreation

Agriculture and mining

Median earnings per worker

$38,864

U.S. $49,666

Self-employed

2.4%

U.S. 10%

Government workers

1.8%

U.S. 14.5%

Nonprofit workers

18.5%

U.S. 8.8%

Median earnings by type of work

Type of work	45820	U.S.
Management, business, science and arts	$59,531	$74,888
Service	$29,784	$26,804
Sales and office	$27,250	$40,476
Construction and maintenance	$61,250	$49,199
Production and transportation	$19,375	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

37%

Some college

22%

Associate's

16%

Bachelor's

18%

Graduate

High school graduate or higher: 95.3%
Bachelor's degree or higher: 20.4%
Graduate or professional degree: 2.7%
Households with broadband: 92.5%
Cable, fiber or DSL: 86%
No internet access: 7.5%
Without health insurance: 5%
Limited-English households: 0%

Geography

City (USPS): Cairo
State: Ohio
County: Allen County
Center point: 40.8308° N, 84.0845° W
Land area: 0.3 sq mi
Water area: under 0.1 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

Cities and towns within this zip

Cairo100% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 45820

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
45802	Lima, OH · PO box	4.4 mi	—	—	—
45893	Vaughnsville, OH	4.7 mi	160	—	$102,800
45801	Lima, OH	4.8 mi	21,739	$51,731	$123,900
45807	Lima, OH	4.9 mi	11,774	$70,725	$203,900
45809	Gomer, OH	5.3 mi	45	—	$154,200
45830	Columbus Grove, OH	5.4 mi	5,199	$80,897	$169,900
45808	Beaverdam, OH	5.8 mi	350	$81,875	$100,700
45805	Lima, OH	8.2 mi	24,387	$68,842	$160,600
45804	Lima, OH	8.5 mi	13,608	$44,911	$99,600
45854	Lafayette, OH	8.5 mi	293	$53,125	$121,300
45817	Bluffton, OH	11 mi	5,926	$76,848	$210,100
45806	Lima, OH	11 mi	10,974	$82,587	$212,400

Questions about 45820

What city is zip code 45820?

45820 is assigned to Cairo, Ohio. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 45820 in?

45820 is in Allen County, Ohio.

What is the population of 45820?

About 581 people live in 45820, according to the Census Bureau's American Community Survey.

What time zone is 45820 in?

45820 is in Eastern Time.

What is the median household income in 45820?

The median household income in 45820 is $83,125.

What zip codes are near 45820?

The closest zip codes to 45820 are 45802, 45893, 45801, 45807, 45809.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 45820, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.