Townapedia
Edgemoor Farm Dairy Barn April 2009 002
Edgemoor Farm Dairy Barn April 2009 002 · Somewikistuff, CC BY-SA 3.0
Garden of Eden
Garden of Eden · No machine-readable author provided. Mycota assumed..., Public domain

Bostonia, California

Bostonia is a community of 16,765 people in San Diego County, California.

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Population16,765 +1.0% since 2019
Elevation486 ft 148 m
Land area1.9 sq mi
ZIP codes92020, 92021
Nearest airportGillespie Field (SEE) 2 mi

Why visit Bostonia

Townapedia lists 3 museums and landmarks, 8 parks and trails, 80 places to eat, 11 places to stay and 2 attractions in and around town.

Highlights include Seminary of Mar Abba the Great, Edgemoor Farm Dairy Barn and Museum of Creation and Earth History.

August is the warmest month, with average highs of 89°F; December lows average 42°F.

About Bostonia

Bostonia is a neighborhood in San Diego County, California. Parts of it is within the northeastern portion of the city of El Cajon, while its other parts lie within an adjacent unincorporated area. The portion of Bostonia that lies within the unincorporated area is classified as a census-designated place (CDP) by the United States Census Bureau. The population of the CDP was 16,882 at the 2020 census, up from 15,379 at the 2010 census.

From the Wikipedia article Bostonia, California (this version), under CC BY-SA 4.0.

Things to do2

Seminary of Mar Abba the Great

School · 3.2 mi

Religious campus

Open in Google Maps · Wikipedia

Rattlesnake Mountain

Scenic view · 1.2 mi

Open in Google Maps

Museums and landmarks3

Edgemoor Farm Dairy Barn

Monument and historic site · National Register of Historic Places · 2.3 mi

Open in Google Maps · Wikipedia

Museum of Creation and Earth History

Museum · 2.1 mi

Young earth creationist museum in California

Open in Google Maps · Wikipedia

Gillespie Field Annex

Museum · 1.5 mi

335 Kenney Street, El Cajon

Open in Google Maps

Parks, trails and playgrounds8

Albert Van Zanten Park

Park · 0.9 mi

Open in Google Maps

Bostonia Park

Park · 0.9 mi

Open in Google Maps

Cajon Valley Park

Park · 1.5 mi

Open in Google Maps

East San Diego County Fairgrounds

Park · 1.5 mi

Open in Google Maps

Northcote Park

Park · 1.4 mi

Open in Google Maps

Sky Ranch Park

Park · 1.2 mi

Open in Google Maps

Villa Children's Park

Park · 1.4 mi

Open in Google Maps

Wells Park

Park · 1.4 mi

Open in Google Maps

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Restaurants and cafes80

Ace New York Giant Pizza Bar & Lounge

Restaurant · Pizza · 0.6 mi

8049 Winter Gardens Boulevard, El Cajon

Mo-Su 11:00-02:00

Open in Google Maps · +1-619-701-6677

Applebee's

Diner · American · 1.4 mi

107 Fletcher Parkway, El Cajon

11:00-24:00; Fr,Sa 11:00-01:00

Open in Google Maps · +1 619 593 3066

Baskin-Robbins

Ice cream · Ice Cream · 1.5 mi

328 North 2nd Street, El Cajon

11:00-22:00

Open in Google Maps · +1 619-579-3131

Menchie's

Ice cream · Frozen Yogurt · 1.4 mi

1710 East Main Street, El Cajon

Mo-Su 12:00-22:00

Open in Google Maps · +1-619-440-9648

Janet's Cafe

Restaurant · 1.4 mi

1696 Greenfield Drive, El Cajon

Mo-Su 06:30-14:30

Open in Google Maps · +1-619-440-8599

Neon Moon Bar

Bar and pub · 0.7 mi

8203 Winter Gardens Boulevard, Lakeside

Mo-Su 11:00-02:00

Open in Google Maps · +1-619-553-6666

Starbucks

Cafe · Coffee Shop · 1.2 mi

Starbucks Coffee House

1591 N. Magnolia Avenue, El Cajon

Open in Google Maps · +1 619-258-8429

China 1968

Restaurant · Chinese · 1.1 mi

500 Broadway, El Cajon

Open in Google Maps · +1-619-593-0498

Marieta's

Restaurant · Mexican · 1.4 mi

1746 East Main Street, El Cajon

Open in Google Maps · +1-619-442-6671

Pho Superbowl

Restaurant · Vietnamese · 1.4 mi

382 North 2nd Street, El Cajon

Open in Google Maps · +1-619-401-0906

Pizza Hut

Restaurant · Pizza · 0.4 mi

1762 North 2nd Street, El Cajon

Open in Google Maps · +1 619-449-1112

Starbucks

Cafe · Coffee Shop · 1.0 mi

850 North 2nd Street, El Cajon

Open in Google Maps · +1 619-880-8188

68 more on the map.

Where to stay11

Churches and places of worship19

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Shopping16

Gas and EV charging18

Schools, colleges and libraries52

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Healthcare6

Map of Bostonia

215 places. The map loads OpenStreetMap tiles when you open it.

Climate by month

40°60°80°January: 2.3 in of rainFebruary: 2.6 in of rainMarch: 1.9 in of rainApril: 0.8 in of rainMay: 0.3 in of rainJune: 0.1 in of rainJuly: 0.2 in of rainAugust: 0.0 in of rainSeptember: 0.1 in of rainOctober: 0.5 in of rainNovember: 1.0 in of rainDecember: 1.8 in of rainJanuary: 69°FFebruary: 69°FMarch: 71°FApril: 74°FMay: 76°FJune: 81°FJuly: 86°FAugust: 89°FSeptember: 87°FOctober: 81°FNovember: 75°FDecember: 68°FJanuary: 42°FFebruary: 44°FMarch: 48°FApril: 51°FMay: 56°FJune: 59°FJuly: 63°FAugust: 65°FSeptember: 62°FOctober: 56°FNovember: 47°FDecember: 42°FJFMAMJJASOND
Average high Average low Rain
Monthly table
MonthHighLowRainSnow
Jan69°F42°F2.3 in0.0 in
Feb69°F44°F2.6 in0.0 in
Mar71°F48°F1.9 in0.0 in
Apr74°F51°F0.8 in0.0 in
May76°F56°F0.3 in0.0 in
Jun81°F59°F0.1 in0.0 in
Jul86°F63°F0.2 in0.0 in
Aug89°F65°F0.0 in0.0 in
Sep87°F62°F0.1 in0.0 in
Oct81°F56°F0.5 in0.0 in
Nov75°F47°F1.0 in0.0 in
Dec68°F42°F1.8 in0.0 in

U.S. Climate Normals 1991-2020 for El Cajon (1 mi away), NOAA NCEI.

People and cost of living

$78,878median household income
$487,600median home value
$2,087median monthly rent
34.2median age
21.9%of adults have a bachelor's degree or higher
42.3%of homes are owner-occupied
24.9 minaverage commute
Age of residents
Under 1826%18 to 3425%35 to 6434%65 and over14%

American Community Survey 5-year estimates, 2020-2024, U.S. Census Bureau. Estimates have margins of error, larger for small towns.

Disaster history

San Diego County has had 35 federal disaster declarations since 2000, most often for fires.

  • 2024-02-19: Severe Storm And Flooding (Flood)
  • 2023-01-14: Severe Winter Storms, Flooding, Landslides, And Mudslides (Flood)
  • 2023-01-09: Severe Winter Storms, Flooding, And Mudslides (Flood)
  • 2020-10-16: Wildfires (Fire)
  • 2020-03-22: Covid-19 Pandemic (Biological)
  • 2020-03-13: Covid-19 (Biological)

OpenFEMA disaster declarations summaries.

Getting there and nearby towns

Gillespie Field (SEE) is the nearest airport with scheduled flights listed in OpenStreetMap, 2 miles away.

Drive times are estimates from straight-line distance, not routes.

Reviews, tips and questions

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Sources and licences

Photo credits

Page built October 30, 2026. Spotted a mistake? Tell us or suggest a place.