Also See Harlan, IN: ZIP Codes & Maps
The Harlan CDP(1) had a population of 1,643 as of July 1, 2025.
The primary coordinate point for Harlan is located at latitude 41.1962 and longitude -84.9197 in Allen County. The formal boundaries for the Harlan Census Designated Place encompass a land area of 3.1 sq. miles and a water area of 0 sq. miles. Allen County is in the Eastern time zone (GMT -5).
The Harlan Census Designated Place has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.
The Harlan Census Designated Place is located within Township of Springfield, a minor civil division (MCD) of Allen County.
POPULATION | |
|---|---|
| Total Population | 1,643 (100%) |
| Population in Households | 1,643 (100.0%) |
| Population in Families | 1,350 (82.2%) |
| Population in Group Quarters1 | 0 |
| Population Density | 472 |
| Diversity Index2 | 13 |
INCOME | |
| Median Household Income | $71,369 |
| Average Household Income | $90,487 |
| % of Income for Mortgage4 | 27% |
| Per Capita Income | $32,714 |
| Wealth Index5 | 66 |
| Socioeconomic Status Index6 | Moderate (55.3) |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 637 (100%) |
| Owner Occupied HU | 499 (78.3%) |
| Renter Occupied HU | 95 (14.9%) |
| Vacant Housing Units | 43 ( 6.8%) |
| Median Home Value | $311,343 |
| Average Home Value | $307,495 |
| Housing Affordability Index3 | 86 |
HOUSEHOLDS | |
| Total Households | 594 |
| Average Household Size | 2.77 |
| Family Households | 415 |
| Average Family Size | 3.00 |
GROWTH RATE / YEAR |
2020-2025 | 2025-2030 |
|---|---|---|
| Population | 0.00% | 0.09% |
| Households | 0.19% | 0.17% |
| Families | 0.67% | |
| Median Household Income | 3.55% | |
| Per Capita Income | 2.94% | |
| Owner Occupied HU | 0.44% |
The table below compares Harlan to the other 976 incorporated cities, towns and CDPs in Indiana by rank and percentile using July 1, 2025 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
| Variable Description | Rank | Percentile |
|---|---|---|
| Total Population | # 263 | 73rd |
| Population Density | # 670 | 31st |
| Median Household Income | # 488 | 50th |
| Housing Affordability Index | # 275 | 28th |
| Per Capita Income | # 618 | 37th |
| Diversity Index | # 724 | 26th |
Additional comparisons and rankings can be made with a VERY EASY TO USE Indiana Census Data Comparison Tool.
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