ZIP Code 27591 has segments in 2 Counties (Johnston, Wake).
The ZIP Code maps and database are updated 4 times per year.
Database updated: October 1, 2025, Maps updated: May 1, 2024.
POPULATION | |
|---|---|
| Total Population | 32,660 (100%) |
| Population in Households | 32,579 (99.8%) |
| Population in Families | 27,685 (84.8%) |
| Population in Group Quarters1 | 81 ( 0.2%) |
| Population Density | 493 |
| Diversity Index2 | 74 |
INCOME | |
| Median Household Income | $97,942 |
| Average Household Income | $113,752 |
| % of Income for Mortgage4 | 27% |
| Per Capita Income | $42,679 |
| Wealth Index5 | 95 |
| Socioeconomic Status Index6 | Moderate (53.7) |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 13,178 (100%) |
| Owner Occupied HU | 9,698 (73.6%) |
| Renter Occupied HU | 2,551 (19.4%) |
| Vacant Housing Units | 929 ( 7.0%) |
| Median Home Value | $413,848 |
| Average Home Value | $476,207 |
| Housing Affordability Index3 | 91 |
HOUSEHOLDS | |
| Total Households | 12,249 |
| Average Household Size | 2.66 |
| Family Households | 8,765 |
| Average Family Size | 3.00 |
GROWTH RATE / YEAR |
2020-2025 | 2025-2030 |
|---|---|---|
| Population | 5.38% | 3.25% |
| Households | 5.94% | 3.58% |
| Families | 3.54% | |
| Median Household Income | 3.15% | |
| Per Capita Income | 2.94% | |
| Owner Occupied HU | 2.15% |
The table below compares 27591 to the other 766 ZIP Codes in North Carolina 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 | # 115 | 85th |
| Population Density | # 197 | 74th |
| Median Household Income | # 75 | 90th |
| Housing Affordability Index | # 357 | 47th |
| Per Capita Income | # 206 | 73rd |
| Diversity Index | # 75 | 90th |
Additional comparisons and rankings can be made with a VERY EASY TO USE North Carolina Census Data Comparison Tool.