Save town Compare Needs More Love

Town guide

Dennis

A town of 14,868 people in Barnstable County, Massachusetts

T Under 10 neighborsJoin Dennis →

Town hallWanted · be the first Main streetWanted · be the first The libraryWanted · be the first Add a photoStart the Dennis album

1

Now in Dennis

What’s happening this week

What’s happening in Dennis?＋

Ask Comment Event Photo

From your neighbors

What’s happening

Be the first to post in Dennis — introduce yourself, ask a question, or share what’s happening.

Weather

Coming up

Upcoming events

Nothing on the calendar yet

Put the next local happening — a market, a meeting, a concert — on the map.

Add an event →

Around town

Local news

Motor Vehicle Crash on Cross St in Dennis, MA, Prompts Emergency Response

Fiorentino Legal, P.C. · Sep 14, 2026

SoupStone Workshop opens in South Dennis for Cape Cod makers

WCVB · Sep 8, 2026

Gina's by the Sea in Dennis opens for Cape Cinema fundraiser with 'Tony'

Cape Cod Times · Aug 14, 2026

Headlines via Google News · Articles belong to their publishers.

2

Around town

The places and views that make it Dennis

Explore places →

The Dennis album

0 of 12 shotsNeighbors document Dennis together

Town hall＋ Add Main street＋ Add The library＋ Add A local park＋ Add A favorite spot＋ Add Then & now＋ Add

3

Know Dennis

The town at a glance, and the guide to how things work

Open the full guide →

About Dennis

Town in Massachusetts, United States

1639Established

14,674Population

22.3 sq miArea

23 ftElevation

Dennis is a town on Cape Cod in Massachusetts. It is a seaside resort town with colonial mansions along the northern Cape Cod Bay coastline and beaches along the southern Nantucket Sound. As of the 2020 census, its population was 14,674. The town encompasses five villages, each with its own post office: Dennis (including North Dennis), Dennis Port, East Dennis, South Dennis, and West Dennis.

Official town website ↗

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

How Dennis ranks

#1Lowest property tax in MA #45Shortest commute in MA #93Cheapest rent in MA All MA rankings →

Town numbers

ZIP codeSign in to add

Area codeSign in to add

Famous people from DennisWriters, athletes, leaders and more who were born in Dennis.Meet them →

Schools in Dennis

In the guide →

See how Dennis’s schools compare in MA →

DistrictDennis-YarmouthSchools1

Ezra H Baker Innovation SchoolElementary · Grades PK–3 · 385 students

School data from the U.S. Department of Education (NCES). Ratings are from neighbors.

Where Dennis is

Explore map →

Imported town boundary

Massachusetts · MA · Barnstable CountyTown boundary on OpenStreetMap →

Around town

Bordering towns

Explore map →

NEast Dennis SWYarmouth NWDennis NEBrewster WYarmouth Port SEDennis Port SWSouth Yarmouth SWest Dennis ESouth Dennis ENorthwest Harwich

Compare side by side:Dennis vs East Dennis Dennis vs Yarmouth Dennis vs Dennis Dennis vs Brewster Dennis vs Yarmouth Port

How things work in Dennis

All explainers →

No one has written Dennis’s explainers yetKnow how one of these works here? Each explainer earns +10 karma.

Town hall & decisionsTrash, recycling & yard wasteUtilities & servicesStreets, parking & getting aroundSafety & preparednessSchools & learningParks, sports & recreationHealth & emergency care