PlainZIP

Dimondale, MI · standard

ZIP Code 48821

Eaton County, Michigan - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

5,836
106/sq mi
$107,440
Median income
$244,000
Median home value
38.2%
Bachelor's or higher

The verdict

Dimondale pairs an upper-quartile household income with above-median home values, in a rural, homeowner-dominated area.

Top 15%
household income, US ZIPs
Top 44%
home value, US ZIPs
106
people per sq mi
94%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 48821 against every reporting US ZIP.

ZIP code 48821 is a mid-sized community (a standard USPS delivery area) in Dimondale, Eaton County, Michigan, home to 5,836 residents across 54.9 square miles, a density of 106 people per square mile, in the Detroit time zone.

ZIP 48821 lands in the middle-income range, with a median household income of $107,440 (46% above the Michigan average), while per-capita income is $47,345. The poverty rate stands at 2.9% and the unemployment rate at 3.4%. Housing costs here run $244,000 for a typical home value (11% above the state average), with rent averaging $1,065 a month; 94.3% of homes are owner-occupied.

A solid share of residents have a four-year degree: 38.2% of adults hold a bachelor's degree or higher, the median age is 45.9, and the average commute is 22 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Eaton County, so you can benchmark 48821 against its immediate geography rather than a national average alone.

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 48821

Top 5 sectors by establishment count in Dimondale, MI

Which industries have the most business establishments in ZIP 48821.

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 · ZIP Code Business Patterns (ZBP) As of 2023

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 48821, Dimondale, MI · 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

5,836

Population

54.9

Area (sq mi)

106

People / sq mi

Detroit

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 48821?

45.9

Median Age

51.7%

Male

48.3%

Female

2.9%

Foreign-Born

White 88.4%
African American 4.1%
Asian 0.4%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 5.4%
Hispanic or Latino 6.3%

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?

$107,440

Median Household Income

+46% vs state

$47,345

Per Capita Income

2.9%

Poverty Rate

3.4%

Unemployment Rate

21.8 min

Mean Commute Time

How ZIP 48821 ranks nationally

Dimondale, MI household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$107,440 Top 15% higher than 85% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). This entry sits in this band. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US 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?

High School Graduate or Higher 56.9%
Bachelor's Degree or Higher 38.2%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

2,610

Total Housing Units

2,491

Occupied Units

119

Vacant Units

2.48

Avg Household Size

Occupancy Type

Owner 94.3%
Renter 5.7%

$244,000

Median Home Value

+11% vs state

$1,065

Median Rent

1980

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

+9.3%

YoY Change (2024)

175

HPI Index (2000 = 100)

+75%

Total Change Since 2000

Home values in ZIP 48821 have increased 9.3% over the past year (2024). Since 2000, this ZIP has seen +75% cumulative appreciation.

Year Annual Change HPI Index
2020 +6.5% 131
2021 +9.7% 144
2022 +14.4% 164
2023 -2.7% 160
2024 +9.3% 175

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 82 business establishments in ZIP 48821, employing approximately 912 people with a combined annual payroll of $48,046,000.

82

Businesses

912

Employees

$48.0M

Annual Payroll

11

Industry Sectors

Industry Establishments % of Total
Construction 11 13.4%
Retail trade 11 13.4%
Professional, scientific, and technical services 11 13.4%
Accommodation and food services 11 13.4%
Administrative and support and waste management and remediation services 9 11.0%
Health care and social assistance 6 7.3%
Other services (except public administration) 6 7.3%
Finance and insurance 4 4.9%
Manufacturing 3 3.7%
Wholesale trade 3 3.7%
Transportation and warehousing 3 3.7%

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 48821 vs 48917 →

ZIP 48821 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 48821 ranks #9 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 48821 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 48821 ranks the highest of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
48917 Lansing, MI 32,062 5.8 mi
48876 Potterville, MI 4,014 4.5 mi
48911 Lansing, MI 40,111 4.6 mi
48842 Holt, MI 20,432 5.5 mi
48827 Eaton Rapids, MI 15,971 9.0 mi
48915 Lansing, MI 9,218 7.8 mi
48910 Lansing, MI 34,560 7.5 mi
48933 Lansing, MI 2,530 8.0 mi
48906 Lansing, MI 26,634 10.5 mi
48912 Lansing, MI 17,035 9.4 mi

More ZIP Codes in Eaton County

48917 standard
Lansing, MI
Pop: 32,062
48813 standard
Charlotte, MI
Pop: 21,182
48837 standard
Grand Ledge, MI
Pop: 18,926
48827 standard
Eaton Rapids, MI
Pop: 15,971
49021 standard
Bellevue, MI
Pop: 6,182
49076 standard
Olivet, MI
Pop: 4,589

Related Areas

Eaton County Dimondale, MI Michigan

Frequently Asked Questions

What county is ZIP code 48821 in? ▼
ZIP code 48821 (Dimondale) is located in Eaton County, Michigan. Eaton County contains multiple ZIP codes, see the full list at /counties/eaton-mi.
What is the population of ZIP code 48821? ▼
ZIP code 48821 in Dimondale, MI has a population of 5,836 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 48821? ▼
The median household income in ZIP 48821 is $107,440, which is 41% above the national average of $76,288.
What is the average home value in ZIP 48821? ▼
The median home value in ZIP 48821 is $244,000, which is 12% below the national average of $278,155.
What is the demographic makeup of ZIP 48821? ▼
The largest racial group in ZIP 48821 is White at 88.4%. Hispanic or Latino residents make up 6.3% of the population.
How many businesses are in ZIP code 48821? ▼
ZIP code 48821 has 82 business establishments employing approximately 912 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 48821? ▼
The top industries by establishment count in ZIP 48821 are: Construction (11), Retail trade (11), Professional, scientific, and technical services (11). There are 11 industry sectors represented in total.
How have home values changed in ZIP code 48821? ▼
According to the FHFA House Price Index, home values in ZIP 48821 increased by 9.3% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 75%. 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 48821? ▼
In ZIP code 48821, 56.9% of residents aged 25+ have a high school diploma or higher, and 38.2% 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 48821? ▼
The mean commute time for workers in ZIP code 48821 is 21.8 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 48821? ▼
In ZIP code 48821, approximately 94.3% of occupied housing units are owner-occupied and 5.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 48821? ▼
The poverty rate in ZIP code 48821 is 2.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.