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: 12 miles (19 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 Katy | B Sugar Land | Difference |
|---|---|---|---|
| City | Katy, TX | Sugar Land, TX | |
| County | Harris County | Fort Bend County | |
| Time zone | Central | Central | |
| Metro area | Houston-Galveston-Brazoria, TX CMSA | Houston-Galveston-Brazoria, TX CMSA | |
| ZIP Code type | Standard | Standard | |
| Area codes | 281, 346, 621 | 281, 346, 621 | |
| Land area | 20 sq mi | 10 sq mi | |
| Addresses that get mail | 57,246 | 13,503 | |
| People | 71,906 ±3,586 | 23,182 ±1,331 | Larger in Katy |
| Median age | 38.4 ±1.1 | 45.9 ±2.4 | Older in Sugar Land |
| Median household income | $106,402 ±$6,060 | $118,495 ±$12,102 | No clear difference |
| Per capita income | $49,521 ±$3,603 | $64,732 ±$8,811 | Higher in Sugar Land |
| Poverty rate | 7.7% ±2.0 | 5.2% ±1.3 | Higher in Katy |
| Unemployment rate | 5.7% ±1.3 | 2.8% ±1.1 | Higher in Katy |
| Bachelor's degree or higher | 52.5% ±2.5 | 61.2% ±3.1 | Higher in Sugar Land |
| Homes lived in by owners | 68.8% ±2.5 | 75.7% ±3.2 | Higher in Sugar Land |
| Median home value | $361,400 ±$11,042 | $404,600 ±$17,353 | Higher in Sugar Land |
| Median rent | $1,746 ±$46 | $1,768 ±$118 | No clear difference |
| Average commute | 31.2 min ±1.4 | 27.7 min ±1.4 | Longer in Katy |
| People per household | 2.88 ±0.09 | 2.50 ±0.08 | Larger in Katy |
| Vacant homes | 4.2% ±1.2 | 2.5% ±1.3 | Too uncertain to compare |
| Households with broadband | 97.0% ±1.2 | 94.4% ±2.4 | No clear difference |
Dark bars: Katy. Light bars: Sugar Land. The thin lines are the margins of error: where they overlap, the two places may not really differ.
Largest age group: 10-19 in Katy (16%), 20-34 in Sugar Land (18%). The 20-34 group spans 15 years, so it looks bigger.
| Ages | Katy | Sugar Land |
|---|---|---|
| Under 10 | 14% ±1 | 8% ±2 |
| 10-19 | 16% ±2 | 11% ±2 |
| 20-34 | 15% ±2 | 18% ±2 |
| 35-44 | 16% ±1 | 12% ±2 |
| 45-54 | 15% ±2 | 10% ±2 |
| 55-64 | 12% ±1 | 15% ±2 |
| 65-74 | 9% ±1 | 15% ±2 |
| 75+ | 4% ±1 | 10% ±2 |
69% of occupied homes are owned in Katy, 76% in Sugar Land.
| Owners and renters | Katy | Sugar Land |
|---|---|---|
| Owned | 69% ±3 | 76% ±3 |
| Rented | 31% ±3 | 24% ±3 |
Most common in both: Single-family (74% in Katy, 81% in Sugar Land).
| Kinds of homes | Katy | Sugar Land |
|---|---|---|
| Single-family | 74% ±2 | 81% ±4 |
| Townhouse | 1% ±1 | 2% ±1 |
| 2-4 units | 2% ±1 | 1% ±1 |
| 5-19 units | 9% ±2 | 7% ±3 |
| 20+ units | 13% ±2 | 10% ±3 |
| Mobile home | <1% ±0 | <1% ±0 |
| Boat, RV, van | 0% ±0 | 0% ±1 |
Most common in both: Drove alone (69% in Katy, 66% in Sugar Land).
| Getting to work | Katy | Sugar Land |
|---|---|---|
| Drove alone | 69% ±3 | 66% ±4 |
| Carpooled | 10% ±2 | 8% ±2 |
| Public transit | 1% ±0 | <1% ±0 |
| Walked | 1% ±0 | <1% ±0 |
| Other | 2% ±1 | 2% ±1 |
| Worked from home | 18% ±3 | 23% ±4 |
± 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=77450&to=77478"
The real /v2/distance response for this pair. Coordinates are rounded to 3 decimals here; the API returns full precision.
{
"success": true,
"request": {
"from": "77450",
"to": "77478"
},
"results": [
{
"success": true,
"input": {
"from": "77450",
"to": "77478"
},
"from": {
"country": "US",
"code": "77450",
"code_type": "ZIP",
"city": "Katy",
"state": "TX",
"county": "Harris",
"location": {
"lat": 29.746,
"lon": -95.735
},
"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": "77478",
"code_type": "ZIP",
"city": "Sugar Land",
"state": "TX",
"county": "Fort Bend",
"location": {
"lat": 29.621,
"lon": -95.607
},
"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"
},
"distance": {
"miles": 11.52,
"km": 18.54
},
"bearing": 138.3
}
],
"meta": {
"credits": {
"used": 1
}
}
}