Save town Compare Needs More Love
Town guide

Boulder

A city of 106,433 people in Colorado
Be the first to joinEarn karma for joining →
1

Now in Boulder

What’s happening this week

All posts →
This week+ What’s happening in Boulder?
From your neighbors

What’s happening

A preview of what neighbors share. Be the first to post in Boulder.

Weather

Forecast →
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

All news →

Headlines via Google News · Articles belong to their publishers.

2

Around town

The places and views that make it Boulder

Explore places →
3

Know Boulder

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

Open the full guide →

About Boulder

Home rule city and seat of Boulder County, Colorado, United States
1858Established
108,250Population
25.8 sq miArea
5,430 ftElevation

Boulder is a home rule city that is the county seat of, and the most populous municipality in, Boulder County, Colorado, United States. With a population of 108,250 at the 2020 census, it is the 12th-most populous city in Colorado. Boulder is the primary city of the Boulder, CO Metropolitan Statistical Area, which had 330,758 residents in 2020, and is part of the Front Range Urban Corridor. Boulder is located at the base of the foothills of the Rocky Mountains, at an elevation of 5,430 feet (1,655 m) above sea level. The city is 25 miles (40 km) northwest of the Colorado state capital of Denver. Boulder is a college town, hosting the University of Colorado Boulder, the flagship and largest …

Official town website ↗

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

Town numbers

ZIP code80301, 80302, 80303
Famous people from BoulderWriters, athletes, leaders and more who were born in Boulder.Meet them →

How things work in Boulder

All explainers →
You’re browsing

Boulder

Colorado · CO
View town boundary →
Township / city / CDP overlaps possible.
Loading boundary…

Boulder is your selected town. The feed includes posts assigned to this town, not a distance radius or ZIP code.

Neighborhoods narrow the feed further, while townwide announcements, events, and issues remain visible.

Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/18 · 2025-01-01