ZIP code 02638: Dennis, MA
02638 is a ZIP code in Dennis, Massachusetts, mainly in Barnstable County, part of the Barnstable Town, MA metro area. About 3,253 people live here.
- Population
- 3,253
- Median household income
- $108,726
- Typical home value
- $944,600+2.4% in 12 months
- Median rent
- $1,208gross, per month
- Median age
- 60.5
- Homeowners
- 87.1%of occupied homes
Shaded: ZIP code 02638's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 02638 details
| City | Dennis |
|---|---|
| State | Massachusetts |
| County | Barnstable County |
| Metro area | Barnstable Town, MA |
| Time zone | Eastern Time (UTC−5), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 5.6 sq mi, plus 0.2 sq mi of water |
| Population density | 577 people per sq mi |
| Bachelor's degree or higher | 45.9% of adults 25+ |
| Average commute | 21.5 minutes |
| Center coordinates | 41.73024, -70.19739 |
ZIP codes near 02638
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 02675 | Yarmouth Port, MA | 2.5 mi | 7,297 |
| 02660 | South Dennis, MA | 2.6 mi | 6,381 |
| 02641 | East Dennis, MA | 2.7 mi | 316 |
| 02664 | South Yarmouth, MA | 3.8 mi | 9,949 |
| 02637 | Cummaquid, MA | 4.2 mi | 227 |
| 02670 | West Dennis, MA | 5.0 mi | 1,087 |
| 02639 | Dennis Port, MA | 5.3 mi | 3,808 |
| 02673 | West Yarmouth, MA | 5.9 mi | 8,594 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Buying a home in 02638?
A typical home in ZIP code 02638 is worth about $944,600 (Zillow Home Value Index). The median household here earns $108,726 a year. See what buying here would cost per month, with Massachusetts average taxes and insurance filled in.
Monthly payment for a $944,600 homeWhat can a $108,726 income afford?Rental property numbers
About ZIP code 02638
What city is ZIP code 02638?
ZIP code 02638 is in Dennis, MA, in Barnstable County.
What county is ZIP code 02638 in?
02638 is mainly in Barnstable County, Massachusetts.
What is the population of ZIP code 02638?
About 3,253 people live in ZIP code 02638, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 02638 in?
02638 is in Eastern Time (UTC−5). It observes daylight saving time.