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 Moderate-density area
- $107,440
- Median income Above-median income area
- $244,000
- Median home value Near-median home value
- 38.2%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
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.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 48821 (Dimondale, MI) rose +9.3% from 2023 to 2024. The all-transactions index moved from 160.1 in 2023 to 175.0 in 2024 (2000 = 100).
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 average Michigan ZIP), while per-capita income is $47,345. Both reported hardship measures are comparatively low in absolute terms: poverty is 2.9% and unemployment is 3.4%. Median home value is $244,000 (11% above the average Michigan ZIP) and median rent is $1,065; 94.3% of occupied 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. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Eaton County, so 48821 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 48821
Top 5 sectors by establishment count in Dimondale, MI
Which industries have the most business establishments in ZIP 48821.
- Construction
Construction
11 establishments
- Retail trade
Retail trade
11 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
11 establishments
- Accommodation and food services
Accommodation and food services
11 establishments
- Administrative and support and waste management and remediation services
Administrative and support and waste management and remediation services
9 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 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
Who lives in ZIP 48821?
45.9
Median Age
51.7%
Male
48.3%
Female
2.9%
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?
$107,440
Median Household Income
+46% vs state ZIP avg
$47,345
Per Capita Income
2.9%
Poverty Rate
3.4%
Unemployment Rate
21.8 min
Mean Commute Time
How ZIP 48821 ranks among Michigan ZIPs
Dimondale, MI household income vs. every Michigan ZIP code
Median household income among 962 reporting Michigan ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$107,440 Top 8% higher than 92% of 962 Michigan ZIPs
Each bar is a $20K-wide band; taller bars hold more Michigan 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
2,610housing units
2,610
Total Housing Units
2,491
Occupied Units
119
Vacant Units
2.48
Avg Household Size
Occupancy Type
$244,000
Median Home Value
+11% vs state ZIP avg
$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.
- 48911
Lansing (48911)
40,111 residents
- 48910
Lansing (48910)
34,560 residents
- 48917
Lansing (48917)
32,062 residents
- 48906
Lansing (48906)
26,634 residents
- 48842
Holt (48842)
20,432 residents
- 48912
Lansing (48912)
17,035 residents
- 48827 15,971
Eaton Rapids (48827)
15,971 residents
- 48915 9,218
Lansing (48915)
9,218 residents
- 48821 5,836
Dimondale (48821)
5,836 residents
What this shows Among its immediate neighbors, ZIP 48821 ranks #9 by population - useful context the national average alone can't give.
ZIP 48821 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 48821
Dimondale (48821)
$107,440 median income
- 48842
Holt (48842)
$88,340 median income
- 48827
Eaton Rapids (48827)
$78,257 median income
- 48876
Potterville (48876)
$74,594 median income
- 48917
Lansing (48917)
$70,990 median income
- 48906
Lansing (48906)
$64,315 median income
- 48911
Lansing (48911)
$56,631 median income
- 48910
Lansing (48910)
$54,712 median income
- 48915
Lansing (48915)
$54,465 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.
| 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 |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 48821, both outside MI so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (5,836 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Eaton County
Related Areas
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.
Related
Take this with you
What to do with ZIP 48821's numbers, next.
- See how ZIP 48821 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Dimondale, MI 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.