Byron ZIP Codes — Olmsted County, MN

There is one unique ZIP code in Byron, Minnesota and it is 55920. Area code: 507.

ZIP codes

68.72

sq mi land

0.00

sq mi water

507

area code

Byron, MN ZIP code map

About Byron, MN

Byron is a charming city located in Minnesota, sitting within the bounds of Olmsted County. Known for its friendly community and family-oriented atmosphere, Byron has many amenities that cater to residents and visitors alike. With a vibrant local economy and splendid outdoor spaces, it serves as a pleasant destination for both living and visiting.

Location & geography

Byron is situated in southeastern Minnesota, approximately 10 miles northwest of the city of Rochester. The city covers a land area of 68.72 square miles, characterized by its flat terrain and beautiful rural landscape. There are no significant bodies of water within its limits, as it has a water area of 0.00 square miles.

Community & economy

The community in Byron is close-knit and welcoming, making it an attractive place for families and professionals. The local economy features a mix of service industries, retail businesses, and small manufacturing, contributing to the area's job market. Residents enjoy a suburban lifestyle with access to parks, recreational facilities, and events that foster community engagement.

Transportation

Byron is easily accessible via U.S. Highway 14, which connects it to nearby cities and major roadways. The nearest airport is Rochester International Airport, located approximately 14 miles to the southeast, offering regional flights and convenient travel options. Public transit options may be limited; however, residents often rely on personal vehicles for commuting and travel.

History

Byron was founded in the late 19th century and has gradually evolved from a small agricultural community into a vibrant city. Historically, the city has experienced a growth surge due to its proximity to Rochester, attracting families and businesses looking for a suburban environment. Key events in its development include the establishment of schools and parks that have significantly shaped the area.

Did you know?

One surprising fact about Byron is that despite its small size, it boasts a wealth of recreational opportunities, including several parks and trails for outdoor enthusiasts. Additionally, the city hosts community events such as the Byron Fire Department's annual festival, which draws residents together for fun and celebration.

ZIP codes for Byron, MN (1)

ZIP code	City	County	Map
55920	Byron	Olmsted	View map

Demographics & statistics

8,523

Population

39.2

Median age

$127,566

Median household income

$53,331

Per capita income

$326,800

Median home value

$998

Median monthly rent

85.3%

Home ownership

4.4%

Poverty rate

3.7%

Unemployment

2,773

Housing units

48.5%

Bachelor's or higher

Age distribution

Male Female

188

Under 5

204

351

5–9

380

442

10–14

480

322

15–19

349

117

20–24

126

461

25–34

499

629

35–44

683

546

45–54

592

226

55–59

245

244

60–64

264

325

65–74

353

171

75–84

185

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	2,538	29.8%
18 and over	5,985	70.2%
65 and over	1,175	13.8%
Median age	39.2 years

Race & ethnicity

White 89.1%

Hispanic or Latino 3.1%

Asian 2.5%

Other race 2.2%

Two or more races 2.2%

Black or African American 0.9%

Group	Count	%
White	7,834	89.1%
Hispanic or Latino	273	3.1%
Asian	222	2.5%
Other race	195	2.2%
Two or more races	193	2.2%
Black or African American	79	0.9%

Household income

Under $10k 2.5%

$10k–$15k 2.1%

$15k–$25k 5.0%

$25k–$35k 4.8%

$35k–$50k 6.7%

$50k–$75k 8.4%

$75k–$100k 10.7%

$100k–$150k 19.4%

$150k–$200k 21.4%

$200k+ 18.9%

Range	% of households
Under $10k	2.5%
$10k–$15k	2.1%
$15k–$25k	5.0%
$25k–$35k	4.8%
$35k–$50k	6.7%
$50k–$75k	8.4%
$75k–$100k	10.7%
$100k–$150k	19.4%
$150k–$200k	21.4%
$200k+	18.9%
Median income	$127,566

Housing

Home values

Under $50k 2.5%

$50k–$100k 2.2%

$100k–$150k 2.2%

$150k–$200k 8.4%

$200k–$300k 29.7%

$300k–$500k 33.8%

$500k–$1M 20.1%

$1M+ 1.0%

Housing overview

Metric	Value
Median home value	$326,800
Median rent / month	$998
Owner occupied	85.3%
Renter occupied	14.7%
Vacant	1.9%
Single-family detached	83.3%
Large apartment buildings	3.1%
Mobile homes	1.1%
Median rooms	7.3
Avg household size (owned)	2.81

Year built

Era	%
2020 or later	1.1%
2010–2019	13.4%
2000–2009	28.2%
1990–1999	17.5%
1980–1989	13.0%
1970–1979	6.6%
1960–1969	6.1%
1950–1959	5.1%
1940–1949	0.9%
1939 or earlier	8.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.4%
1 bedroom	4.5%
2 bedrooms	18.9%
3 bedrooms	22.2%
4 bedrooms	40.9%
5+ bedrooms	13.0%

Vehicles per household

Vehicles	% of households
No vehicle	2.5%
1 vehicle	20.9%
2 vehicles	42.8%
3 or more	33.8%

Heating fuel

Fuel type	%
Utility gas	63.0%
Electricity	13.8%
Propane / LP gas	20.5%
Fuel oil	0.3%
Wood	1.2%
Solar	0.1%
No fuel used	0.5%

Households & families

Household type	Count	%
Married-couple family	2,079	65.4%
Cohabiting couple	209	6.6%
Male householder, no spouse	305	9.6%
Female householder, no spouse	586	18.4%
Households with children under 18	1,240	39.0%
Households with seniors (65+)	816	25.7%
Average household size	2.68

Marital status

Status	Male	Female
Never married	24.3%	26.0%
Married	66.2%	60.5%
Separated	0.2%	0.5%
Widowed	0.8%	6.0%
Divorced	8.5%	7.1%

Education

Less than 9th grade 0.1%

Some HS, no diploma 1.6%

HS graduate 20.0%

Some college, no degree 17.1%

Associate's degree 12.7%

Bachelor's degree 27.8%

Graduate / professional 20.7%

Metric	%
HS diploma or higher	98.3%
Bachelor's or higher	48.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	134	5.1%
Kindergarten	62	2.4%
Elementary school	1,520	58.3%
High school	569	21.8%
College / grad school	322	12.4%

Employment

Industry of employment

Education & healthcare 48.6%

Retail trade 8.4%

Manufacturing 7.1%

Construction 7.0%

Professional & management 6.9%

Arts, food & hospitality 6.0%

Finance & real estate 3.4%

Transportation & utilities 3.1%

Other services 3.1%

Public administration 2.6%

Agriculture & mining 2.2%

Wholesale trade 1.0%

Information 0.8%

Occupation

Category	%
Management, business & arts	55.7%
Service	11.2%
Sales & office	18.1%
Natural resources & construction	7.3%
Production & transportation	7.7%

Employment type

Type	%
Private sector	87.9%
Government	8.1%
Self-employed	4.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	71.3%
Carpool	10.1%
Public transit	1.3%
Walk	0.9%
Other means	1.1%
Avg commute (minutes)	21.9

Poverty

All people 4.4%

Under 18 years 7.0%

18 and over 3.3%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	25.1%
Retirement income	21.8%
Supplemental Security	1.5%
Cash public assistance	1.8%
Food stamps / SNAP	5.5%

Health indicators

Condition	%
High blood pressure	22.8%
High cholesterol	28.1%
Heart disease	4.4%
Stroke	2.0%
Asthma	8.8%
Arthritis	19.6%
Kidney disease	2.1%
Pulmonary disease	3.9%
Cancer	6.1%

Behavior / access	%
Binge drinking	20.5%
No physical activity	14.9%
Less than 7 hrs sleep	26.2%
Fair or poor health	8.0%
Poor mental health	12.5%
Poor physical health	6.9%
No health insurance	8.4%
Visited doctor (checkup)	64.0%
Visited dentist	75.2%
Cholesterol screening	90.7%
Teeth loss	6.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	405	6.8%

Disability	%
Any disability	8.7%
Under 18	2.6%
18–64 years	7.3%
65 and over	27.2%

Health insurance coverage

Type	%
Private insurance	85.4%
Public insurance	25.0%
Uninsured under 19	0.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	8,131	95.4%
Spanish	71	0.9%
Other Indo-European	8	0.1%
Asian & Pacific Islander	14	0.2%
Other languages	49	0.6%

Place of birth & citizenship

Origin	Count	%
Native born (US)	8,271	97.0%
Born in same state	8,231	96.6%
Born in different state	5,902	69.2%
Foreign born	40	0.5%
Naturalized citizen	252	3.0%
Not a US citizen	170	67.5%

Ancestry

Ancestry	Count	%
Polish	1,403	16.5%
French	925	10.9%
Italian	892	10.5%
Arab	219	2.6%
English	144	1.7%

Ancestry	Count	%
Dutch	109	1.3%
German	102	1.2%
Norwegian	10	0.1%
Irish	2	0%

Technology access

Metric	% of households
Computer access	37.3%
Internet access	97.5%

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

Frequently asked questions

What ZIP codes does Byron, MN have?

Byron, MN has one ZIP code: 55920. Each ZIP code serves a distinct delivery area within the city and surrounding region.