ZIP Code 99103 has segments in 2 Counties (Grant, Lincoln).
The ZIP Code maps and database are updated 4 times per year.
Database updated: June 1, 2025, Maps updated: May 1, 2024.
POPULATION | |
|---|---|
| Total Population | 602 (100%) |
| Population in Households | 602 (100.0%) |
| Population in Families | 552 (91.7%) |
| Population in Group Quarters1 | 0 |
| Population Density | 2 |
| Diversity Index2 | 28 |
INCOME | |
| Median Household Income | $77,396 |
| Average Household Income | $103,231 |
| % of Income for Mortgage4 | 32% |
| Per Capita Income | $39,783 |
| Wealth Index5 | 116 |
| Socioeconomic Status Index6 | Moderate (57.4) |
HOUSING | |
|---|---|
| Total HU (Housing Units) | 277 (100%) |
| Owner Occupied HU | 194 (70.0%) |
| Renter Occupied HU | 38 (13.7%) |
| Vacant Housing Units | 45 (16.2%) |
| Median Home Value | $400,000 |
| Average Home Value | $397,745 |
| Housing Affordability Index3 | 74 |
HOUSEHOLDS | |
| Total Households | 232 |
| Average Household Size | 2.59 |
| Family Households | 188 |
| Average Family Size | 3.00 |
GROWTH RATE / YEAR |
2020-2025 | 2025-2030 |
|---|---|---|
| Population | 1.32% | 1.01% |
| Households | 0.67% | 0.93% |
| Families | -1.09% | |
| Median Household Income | 4.64% | |
| Per Capita Income | 2.37% | |
| Owner Occupied HU | 2.08% |
The table below compares 99103 to the other 587 ZIP Codes in Washington 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 | # 472 | 20th |
| Population Density | # 556 | 5th |
| Median Household Income | # 363 | 38th |
| Housing Affordability Index | # 461 | 79th |
| Per Capita Income | # 344 | 42nd |
| Diversity Index | # 519 | 12th |
Additional comparisons and rankings can be made with a VERY EASY TO USE Washington Census Data Comparison Tool.