ZIP Code Distance Calculator
How far apart two places are, the drive, the time difference, and the two compared side by side.
How far apart two places are, the drive, the time difference, and the two compared side by side.
In a straight line between the centers of the two ZIP Codes: 1,002 miles (1,613 km).
| Step | Instruction | Distance |
|---|
Census Bureau figures for each ZIP Code (American Community Survey, 2020–2024). Each comes with a margin of error, so a difference is named only when it is bigger than the two margins together.
| Measure | A Saint Louis | B Worcester | Difference |
|---|---|---|---|
| City | Saint Louis, MO | Worcester, MA | |
| County | Saint Louis County | Worcester County | |
| Time zone | Central | Eastern | |
| Metro area | St. Louis, MO-IL MSA | Boston-Worcester-Lawrence, MA-NH-ME-CT CMSA | |
| ZIP Code type | Standard | Standard | |
| Area codes | 314, 557 | 508, 774 | |
| Land area | 5.0 sq mi | 2.1 sq mi | |
| Addresses that get mail | 16,311 | 9,188 | |
| People | 28,910 ±1,007 | 30,444 ±1,814 | No clear difference |
| Median age | 35.6 ±2.3 | 26.6 ±1.4 | Older in Saint Louis |
| Median household income | $85,823 ±$11,089 | $51,472 ±$8,738 | Higher in Saint Louis |
| Per capita income | $63,525 ±$6,221 | $24,321 ±$2,250 | Higher in Saint Louis |
| Poverty rate | 11.4% ±2.3 | 30.5% ±4.7 | Higher in Worcester |
| Unemployment rate | 3.6% ±1.3 | 8.4% ±2.8 | Higher in Worcester |
| Bachelor's degree or higher | 65.3% ±2.9 | 18.8% ±2.9 | Higher in Saint Louis |
| Homes lived in by owners | 62.9% ±3.4 | 19.2% ±3.4 | Higher in Saint Louis |
| Median home value | $316,100 ±$35,116 | $308,700 ±$41,322 | No clear difference |
| Median rent | $1,218 ±$51 | $1,523 ±$63 | Higher in Worcester |
| Average commute | 21.1 min ±2.1 | 22.8 min ±1.7 | No clear difference |
| People per household | 2.13 ±0.10 | 2.59 ±0.13 | Larger in Worcester |
| Vacant homes | 11.5% ±1.9 | 8.8% ±2.1 | No clear difference |
| Households with broadband | 95.3% ±1.3 | 86.1% ±3.8 | Higher in Saint Louis |
Dark bars: Saint Louis. Light bars: Worcester. The thin lines are the margins of error: where they overlap, the two places may not really differ.
Largest age group in both: 20-34 (29% in Saint Louis, 32% in Worcester). The 20-34 group spans 15 years, so it looks bigger.
| Ages | Saint Louis | Worcester |
|---|---|---|
| Under 10 | 9% ±2 | 14% ±2 |
| 10-19 | 12% ±2 | 18% ±2 |
| 20-34 | 29% ±3 | 32% ±3 |
| 35-44 | 11% ±2 | 11% ±2 |
| 45-54 | 11% ±2 | 9% ±2 |
| 55-64 | 12% ±2 | 9% ±2 |
| 65-74 | 10% ±1 | 4% ±1 |
| 75+ | 7% ±1 | 4% ±1 |
63% of occupied homes are owned in Saint Louis, 19% in Worcester.
| Owners and renters | Saint Louis | Worcester |
|---|---|---|
| Owned | 63% ±3 | 19% ±3 |
| Rented | 37% ±3 | 81% ±3 |
Most common: Single-family in Saint Louis (67%), 2-4 units in Worcester (57%).
| Kinds of homes | Saint Louis | Worcester |
|---|---|---|
| Single-family | 67% ±3 | 9% ±3 |
| Townhouse | 3% ±1 | 4% ±2 |
| 2-4 units | 17% ±3 | 57% ±5 |
| 5-19 units | 9% ±2 | 16% ±3 |
| 20+ units | 5% ±2 | 14% ±3 |
| Mobile home | <1% ±0 | <1% ±0 |
| Boat, RV, van | 0% ±0 | 0% ±0 |
Most common in both: Drove alone (61% in Saint Louis, 59% in Worcester).
| Getting to work | Saint Louis | Worcester |
|---|---|---|
| Drove alone | 61% ±4 | 59% ±4 |
| Carpooled | 6% ±2 | 10% ±2 |
| Public transit | 4% ±2 | 3% ±2 |
| Walked | 6% ±1 | 11% ±3 |
| Other | 3% ±2 | 8% ±3 |
| Worked from home | 20% ±3 | 7% ±2 |
± is the Census Bureau's 90% margin of error. "Too uncertain" means one figure's margin is more than half of the figure itself. Census figures are for each ZIP Code's matching ZIP Code Tabulation Area; capped medians read "or more".
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Developer tools: Claude Code, Cursor, VS Code, CodexThe distance, the direction and both time zones above came from one call to the ZIP Codes API /v2/distance endpoint. Each place's facts and Census figures came from one /v2/zip call each, and the API has the same figures for any year from 2011 to 2024.
This comparison used 11 credits; a free key includes 2,500 a day.
curl -H "X-Api-Key: YOUR_KEY" "https://api.zip-codes.com/v2/distance?from=63130&to=01610"
The real /v2/distance response for this pair. Coordinates are rounded to 3 decimals here; the API returns full precision.
{
"success": true,
"request": {
"from": "63130",
"to": "01610"
},
"results": [
{
"success": true,
"input": {
"from": "63130",
"to": "01610"
},
"from": {
"country": "US",
"code": "63130",
"code_type": "ZIP",
"city": "Saint Louis",
"state": "MO",
"county": "Saint Louis",
"location": {
"lat": 38.67,
"lon": -90.327
},
"timezone": {
"source": "timezone-boundary-builder",
"product": "Time zone boundaries (with oceans)",
"attribution": "Time zone boundaries \u00a9 OpenStreetMap contributors, timezone-boundary-builder (ODbL); time zone rules: IANA tz database",
"iana_name": "America/Chicago",
"name": "Central",
"abbreviation": "CST",
"abbreviation_dst": "CDT",
"utc_offset": -6,
"utc_offset_dst": -5,
"observes_dst": true
},
"input_type": "code"
},
"to": {
"country": "US",
"code": "01610",
"code_type": "ZIP",
"city": "Worcester",
"state": "MA",
"county": "Worcester",
"location": {
"lat": 42.245,
"lon": -71.803
},
"timezone": {
"source": "timezone-boundary-builder",
"product": "Time zone boundaries (with oceans)",
"attribution": "Time zone boundaries \u00a9 OpenStreetMap contributors, timezone-boundary-builder (ODbL); time zone rules: IANA tz database",
"iana_name": "America/New_York",
"name": "Eastern",
"abbreviation": "EST",
"abbreviation_dst": "EDT",
"utc_offset": -5,
"utc_offset_dst": -4,
"observes_dst": true
},
"input_type": "code"
},
"distance": {
"miles": 1002.48,
"km": 1613.31
},
"bearing": 69.8
}
],
"meta": {
"credits": {
"used": 1
}
}
}