Byron, MN · standard
ZIP Code 55920
Olmsted County, Minnesota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 7,026
- 39/sq mi Moderate-density area
- $131,336
- Median income Above-median income area
- $372,600
- Median home value Above-median home value
- 47.1%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Byron pairs a top-decile household income with upper-quartile home values, in a rural, homeowner-dominated area.
- Top 7%
- household income, US ZIPs
- Top 24%
- home value, US ZIPs
- 39
- people per sq mi
- 86%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 55920 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 55920 (Byron, MN) rose +4.3% from 2023 to 2024. The all-transactions index moved from 204.9 in 2023 to 213.6 in 2024 (2000 = 100).
ZIP code 55920 is a mid-sized community (a standard USPS delivery area) in Byron, Olmsted County, Minnesota, home to 7,026 residents across 181.6 square miles, a density of 39 people per square mile, in the Chicago time zone.
ZIP 55920 skews affluent, with a median household income of $131,336 (60% above the average Minnesota ZIP), while per-capita income is $50,715. Both reported hardship measures are comparatively low in absolute terms: poverty is 3.7% and unemployment is 3.5%. Housing is both higher-cost and owner-heavy: median home value is $372,600 (46% above the average Minnesota ZIP), while 85.6% of occupied homes are owner-occupied and median rent is $1,138.
A solid share of residents have a four-year degree: 47.1% of adults hold a bachelor's degree or higher, the median age is 38.4, and the average commute is 19 minutes. The page also surfaces 7 ZIP codes within roughly 10 miles and 6 more in Olmsted County, so 55920 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 55920
Top 5 sectors by establishment count in Byron, MN
Which industries have the most business establishments in ZIP 55920.
- Construction
Construction
39 establishments
- Other services (except public administration)
Other services (except public administration)
21 establishments
- Retail trade 15
Retail trade
15 establishments
- Health care and social assistance 15
Health care and social assistance
15 establishments
- Professional, scientific, and technical services 14
Professional, scientific, and technical services
14 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 55920, Byron, MN · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
7,026
Population
181.6
Area (sq mi)
39
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 55920?
38.4
Median Age
48.6%
Male
51.4%
Female
2.8%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$131,336
Median Household Income
+60% vs state ZIP avg
$50,715
Per Capita Income
3.7%
Poverty Rate
3.5%
Unemployment Rate
19.0 min
Mean Commute Time
How ZIP 55920 ranks among Minnesota ZIPs
Byron, MN household income vs. every Minnesota ZIP code
Median household income among 864 reporting Minnesota ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$131,336 Top 4% higher than 96% of 864 Minnesota ZIPs
Each bar is a $20K-wide band; taller bars hold more Minnesota ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
3,354housing units
3,354
Total Housing Units
3,270
Occupied Units
84
Vacant Units
2.83
Avg Household Size
Occupancy Type
$372,600
Median Home Value
+46% vs state ZIP avg
$1,138
Median Rent
1995
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+4.3%
YoY Change (2024)
214
HPI Index (2000 = 100)
+114%
Total Change Since 2000
Home values in ZIP 55920 have increased 4.3% over the past year (2024). Since 2000, this ZIP has seen +114% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +2.5% | 161 |
| 2021 | +9.0% | 175 |
| 2022 | +12.4% | 197 |
| 2023 | +4.0% | 205 |
| 2024 | +4.3% | 214 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 166 business establishments in ZIP 55920, employing approximately 1,452 people with a combined annual payroll of $70,884,000.
166
Businesses
1,452
Employees
$70.9M
Annual Payroll
14
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 39 | 23.5% |
| Other services (except public administration) | 21 | 12.7% |
| Retail trade | 15 | 9.0% |
| Health care and social assistance | 15 | 9.0% |
| Professional, scientific, and technical services | 14 | 8.4% |
| Accommodation and food services | 12 | 7.2% |
| Administrative and support and waste management and remediation services | 9 | 5.4% |
| Wholesale trade | 8 | 4.8% |
| Finance and insurance | 8 | 4.8% |
| Real estate and rental and leasing | 8 | 4.8% |
| Transportation and warehousing | 7 | 4.2% |
| Agriculture, forestry, fishing and hunting | 3 | 1.8% |
| Mining, quarrying, and oil and gas extraction | 3 | 1.8% |
| Manufacturing | 3 | 1.8% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 55920 vs 55905 →
ZIP 55920 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 55901
Rochester (55901)
51,917 residents
- 55902
Rochester (55902)
21,968 residents
- 55976 7,582
Stewartville (55976)
7,582 residents
- 55944 7,151
Kasson (55944)
7,151 residents
- 55920 7,026
Byron (55920)
7,026 residents
- 55960 3,134
Oronoco (55960)
3,134 residents
- 55955 2,746
Mantorville (55955)
2,746 residents
What this shows Among its immediate neighbors, ZIP 55920 ranks #5 by population - useful context the national average alone can't give.
ZIP 55920 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 55955
Mantorville (55955)
$132,524 median income
- 55920
Byron (55920)
$131,336 median income
- 55960
Oronoco (55960)
$130,227 median income
- 55902
Rochester (55902)
$120,611 median income
- 55944
Kasson (55944)
$95,180 median income
- 55901
Rochester (55901)
$94,607 median income
- 55976
Stewartville (55976)
$87,330 median income
What this shows By household income, ZIP 55920 ranks #2 of 7 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 55920, both outside MN so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (7,026 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Olmsted County
Related Areas
Frequently Asked Questions
What county is ZIP code 55920 in?
ZIP code 55920 (Byron) is located in Olmsted County, Minnesota. Olmsted County contains multiple ZIP codes, see the full list at /counties/olmsted-mn.
What is the population of ZIP code 55920?
ZIP code 55920 in Byron, MN has a population of 7,026 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 55920?
The median household income in ZIP 55920 is $131,336, which is 72% above the national average of $76,288.
What is the average home value in ZIP 55920?
The median home value in ZIP 55920 is $372,600, which is 34% above the national average of $278,155.
What is the demographic makeup of ZIP 55920?
The largest racial group in ZIP 55920 is White at 90.5%. Hispanic or Latino residents make up 2.4% of the population.
How many businesses are in ZIP code 55920?
ZIP code 55920 has 166 business establishments employing approximately 1,452 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 55920?
The top industries by establishment count in ZIP 55920 are: Construction (39), Other services (except public administration) (21), Retail trade (15). There are 14 industry sectors represented in total.
How have home values changed in ZIP code 55920?
According to the FHFA House Price Index, home values in ZIP 55920 increased by 4.3% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 114%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 55920?
In ZIP code 55920, 66.8% of residents aged 25+ have a high school diploma or higher, and 47.1% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 55920?
The mean commute time for workers in ZIP code 55920 is 19.0 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 55920?
In ZIP code 55920, approximately 85.6% of occupied housing units are owner-occupied and 14.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 55920?
The poverty rate in ZIP code 55920 is 3.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 55920's numbers, next.
- See how ZIP 55920 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Byron, MN ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.