Promontory, BC

British Columbia · Abbotsford-Mission Metro

Promontory is a small city in British Columbia with a population of 11,820.

Population source: Wikidata (dated census and official estimates), GeoNames. Climate: WorldClim 2.1 normals (1970-2000), NASA POWER. Updated August 2026

11,820 Population 93/sq mi density
51°F Avg Temperature

Discover Promontory, BC

Explore over 40 sections covering people, economy, housing, health, crime, climate, community, costs, trends, schools, colleges, hospitals, treatment centers, industries, museums, libraries, breweries, farmers markets, grocery stores, pharmacies, campgrounds, parks, trails, stadiums, ski resorts, daycare centers, nursing homes, churches, fire stations, cell towers, bridges, power plants, EV stations, prisons, radio stations, airports, police stations, post offices, Amtrak stations, superfund sites, UNESCO sites, and more.
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Full City Profile

How Promontory Compares to the U.S. Average (100% = U.S. avg)

People

Population11,820
Density93/mi²

Climate

Avg Temp51°F (11°C)
Rain54.6 in/yr
Elevation354 ft (108 m)
Promontory experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 39°F in January while summers reach 67°F in July. Annual precipitation totals 54.6 inches (wetter than the 38-inch national average). The area receives 35.2 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 354 feet.

Temperature

39°F Jan (4°C) 67°F Jul (20°C)
Annual Average51.1°F
5% below US avg
January Average39°F (4°C)
July Average67°F (20°C)

Geography

Elevation354 ft (108 m)
Area127.5 sq mi (330.2 km²)
Population Density93/sq mi
Coordinates49.1035°N, 121.9352°W
TimezoneAmerica/Vancouver

Precipitation & Snow

Annual Rainfall 54.6"
44% above US avg
Snowfall 35.2"
Wettest Month (Nov) 10.12"
Driest Month (Aug) 2.24"

Air Quality

Earthquake History

384 earthquakes (M2.5+) within 150 km since 1990. Strongest: M5.4. Most recent: M2.9 on Aug 21, 2025.

May 3, 1996 8 km NNE of Lake Marcel-Stillwater, Washington M5.4 149 km
Apr 14, 1990 4 km ENE of Deming, Washington M5.0 33 km
Feb 21, 2025 28 km W of Squamish, Canada M4.8 134 km
Jul 12, 2019 2 km S of Roosevelt, Washington M4.6 137 km
Mar 3, 2025 2025 Orcas Island, Washington M4.5 84 km
Jun 24, 1997 19 km SSW of Gibsons, Canada M4.4 124 km
Feb 19, 1991 31 km E of Squamish, Canada M4.3 87 km
Apr 2, 1990 2 km ENE of Deming, Washington M4.3 35 km
Sep 21, 2002 9 km SW of Friday Harbor, Washington M4.1 111 km
Apr 3, 1990 3 km ENE of Deming, Washington M4.0 35 km
Apr 14, 1990 2 km ESE of Deming, Washington M4.0 36 km
Sep 26, 2024 12 km E of Saanichton, Canada M4.0 112 km
Dec 27, 2012 12 km E of North Saanich, Canada M4.0 109 km
Jul 1, 2009 4 km SE of Coupeville, Washington M4.0 114 km
Mar 17, 2004 3 km SW of Clear Lake, Washington M3.8 77 km
Dec 11, 1999 10 km NNE of Oak Bay, Canada M3.7 115 km
Feb 14, 2025 16 km SSE of Victoria, Canada M3.7 134 km
Feb 8, 2011 7 km WNW of Friday Harbor, Washington M3.6 105 km
Jun 21, 1990 4 km ENE of Deming, Washington M3.6 34 km
Apr 14, 1990 2 km E of Deming, Washington M3.6 35 km
Source: USGS (M2.5+, 1990-2025)

Tsunami History

2 tsunamis recorded within 500 km. Highest wave on record: 38.0 m (125 ft).

Year Location Cause Max Wave Deaths Distance
2007 CHEHALIS LAKE, CHILLIWACK Meteorological 38.0 m - 41 km
1820 CAMANO ISLAND, WA Meteorological - - 120 km
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.

Nearby Volcanoes

5 volcanoes within 200 km. Closest: Baker (37 km).

Name Type Elevation Last Eruption Distance
Baker Stratovolcano(es) 3,285 m (10,778 ft) 1880 37 km
Garibaldi Stratovolcano 2,678 m (8,786 ft) -8060 113 km
Garibaldi Lake Volcanic field 2,316 m (7,598 ft) Unknown 120 km
Glacier Peak Stratovolcano 3,213 m (10,541 ft) 1700 126 km
Cayley Volcanic Field Volcanic field 2,375 m (7,792 ft) Unknown 149 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Wildfire History

18 wildfires (100+ acres) within 100 km. Largest: TATOOSH COMPLEX (48,862 ac, 2006).

Year Name Acres Distance
2006 TATOOSH COMPLEX 48,862 99 km
2022 PARKS 34,621 92 km
2023 SOURDOUGH 7,517 70 km
2015 GOODELL 6,624 70 km
2022 KID 5,188 95 km
2022 SUIATTLE RIVER 4,400 99 km
2022 COPPER LAKE 3,825 41 km
1996 ELBOW BASIN 3,650 82 km
2022 BRUSH CREEK 2 3,186 46 km
2003 MINERAL PARK 3,010 95 km
2022 SILESIA 2,737 36 km
2022 MCALLISTER CREEK 2,581 81 km
2022 THREE FOOLS 2,451 78 km
2022 BOULDER LAKE 2,347 95 km
2022 LITTLE CHILL 2,242 37 km
2003 BIGBEAVER 1,807 69 km
1998 UNNAMED 1,174 76 km
2004 FREEZEOUT 1,155 73 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 39°F (4°C) 8.9 in
February 37°F (3°C) 6.0 in
March 41°F (5°C) 5.8 in
April 46°F (8°C) 4.7 in
May 52°F (11°C) 3.8 in
June 57°F (14°C) 3.4 in
July 67°F (20°C) 2.3 in Warmest
August 63°F (17°C) 2.2 in Driest
September 57°F (14°C) 3.2 in
October 48°F (9°C) 6.5 in
November 40°F (4°C) 10.1 in Wettest
December 34°F (1°C) 8.4 in Coldest

Promontory has a seasonal temperature swing of 33°F / from 34°F in December to 67°F in July. Total annual precipitation is 65.2 inches, with November being the wettest month (10.1") and August the driest (2.2").

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Schools in Promontory

2 public schools (OpenStreetMap data).

School Level Enrollment Teachers Student/Teacher
Promontory Heights Elementary - - - -
Hobby Hill Preschool - - - -
View full schools details →

Radio Stations near Promontory

3 stations within ~55 km.

Station Genre Quality
CIVL-FM 103.9 University of the Fraser Valley - Abbotsford, BC campus radio, university radio MP3
CKKS-FM 107.5 "Sonic" Chilliwack, BC modern rock, re-branding new format AAC+ 47 kbps
CHWK-FM 89.5 "JR Country" Chilliwack, BC country AAC+ 48 kbps

Museums in Promontory

NameTypeAddressPhoneAnnual Revenue
BLACK MOUNTAIN FORESTRY CENTERSCIENCE & TECHNOLOGY MUSEUM OR PLANETARIUM3605991738
Agassiz Harrison Museum
CFBCHS Chilliwack Military Museum
Chilliwack Museum
Dicken's Sweets & British Museum
Kilby General Store

Libraries in Promontory

NameAddressStaffAnnual VisitsCirculationCollectionPrograms
FVRL: Agassiz Library0.0
FVRL: Chilliwack Library0.0
FVRL: Sardis Library0.0
FVRL: Yarrow Library0.0

Farmers Markets in Promontory

NameAddressSeasonHoursOrganicWebsite
Downtown Chilliwack Community Market
Hofstede's Country Barn
Market at the Coliseum

Dentists in Promontory

1 dentists within city radius - OpenStreetMap data

Promontory Heights Dental

Breweries in Promontory

NameTypeAddressPhoneWebsite
North Fork TheBeer & Beverages, Breweries & Brew Pubs, Pizza, Restaurants, Italian, Pub Food6186 Mt Baker Hwy3605992337Visit
Old Yale Brewing

Stadiums & Teams in Promontory

TeamLeagueDivision

Ski Resorts Near Promontory

2 ski resorts within range.

Resort Slopes (km) Lifts Peak (m) Price Season Night Park
Mt. Baker 100.0 10 1,525 $50 November - May - Yes
Sasquatch Mountain Resort 0.0 - - $0 - - -

Airports Near Promontory

26 airports within the area.

AirportIATAType
Abbotsford International AirportYXXMedium Airport
Bellingham International AirportBLIMedium Airport
Langley AirportYLYMedium Airport
Acme Field-Small Airport
Anacortes AirportOTSSmall Airport
Barker Airport-Small Airport
Bayview Farms Airport-Small Airport
Becker's Landing Airport-Small Airport
Blanchard Mountain Landing Zone-Small Airport
Butler Field-Small Airport
Chilliwack AirportYCWSmall Airport
Cutty Field-Small Airport
Eliza Island Airport-Small Airport
Floathaven Airstrip-Small Airport
Fort Langley Airport-Small Airport
Hope Airport / FVRD Regional AirparkYHESmall Airport
Horse Fly Airport-Small Airport
Kendall Airstrip-Small Airport
Lynden Airport-Small Airport
Meadow Mist Airport-Small Airport
Mears Field Airport-Small Airport
Pretty Estates Resort Airport-Small Airport
Riverside Airport-Small Airport
Sinclair Island Airport-Small Airport
Skagit Regional AirportMVWSmall Airport
West Wind Airport-Small Airport

Treatment Centers in Promontory

1 treatment centers.

CenterTypePhone
Apollo Clinic

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Frequently Asked Questions About Promontory

What is the population of Promontory?

Promontory has a population of 11,820 residents and is located in British Columbia. The population density is 93 people per square mile, spread across 127.5 square miles.

What is the weather like in Promontory?

Promontory has a four-season climate with an average annual temperature of 51°F (11°C). Winter temperatures average 39°F in January, while summers reach an average of 67°F in July. Annual rainfall totals 54.6 inches, with 35.2 inches of snow.

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