Crest is a community in San Diego County, California, home to about 2,775 people across 6.5 square miles. It has no ZIP code of its own: it’s part of 92019 and 92021.
Homes sold for a median of $501 per square foot across 2 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
Mostly El Cajon; part is in Crest
Mostly El Cajon; part is in Crest
Each card is that ZIP code’s whole market, including any part outside Crest. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Crest’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | San Diego International Airport (SAN)16 miles away |
|---|---|
| Nearest city of 250,000+ | San Diego, CA12 miles away |
Straight-line distances from the center of Crest; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Crest had 2,828 residents in the 2020 census, up 4% since 2000.
It’s the 812th largest of 1,563 towns in California by population.
San Diego County grew from 35,090 residents in 1900 to 3,298,634 in 2020.
San Diego County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 89°F in summer, and winter lows average 42°F. About 11.6 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, El Cajon, CA weather station (about a mile away).
1,391,721 jobs at 93,407 businesses in San Diego County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
612 doctors and other health care providers list an office in Crest’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 35 |
|---|---|
| Specialist doctors | 15 |
| Dentists | 78 |
| Nurse practitioners and physician assistants | 61 |
| Mental health providers | 307 |
| Physical and occupational therapists | 80 |
| Optometrists | 11 |
| Chiropractors | 25 |
| Pharmacies | 28 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (5 nearby)
Grocery stores (13 nearby)
Pharmacies (2 nearby)
Libraries (1 nearby)
Museums
Theaters and performance venues
Counts are within about 2 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Cajon Valley Union, Bostonia Global District, Dehesa Elementary and others. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Blossom Valley ElementaryEl Cajon | K–5 | 533 | Public | 6.1 mi |
| Bostonia GlobalEl Cajon | K–12 | 1,266 | Charter | 0.9 mi |
| Cajon Valley HomeEl Cajon | K–8 | 117 | Alternative Education | 4.2 mi |
| Crest ElementaryEl Cajon | K–8 | 271 | Public | 3.2 mi |
| Dehesa ElementaryEl Cajon | K–8 | 399 | Public | 4.3 mi |
| Diego Valley East Public CharterEl Cajon | K–12 | 408 | Charter | 0.8 mi |
| Jamacha ElementaryEl Cajon | K–5 | 415 | Public | 4.2 mi |
| Kidinnu AcademyEl Cajon | K–8 | 433 | Charter | 1.0 mi |
| Lexington ElementaryEl Cajon | K–5 | 878 | Public | 1.5 mi |
| Madison Avenue ElementaryEl Cajon | K–5 | 670 | Public | <0.1 mi |
| Magnolia ElementaryEl Cajon | K–5 | 703 | Public | 2.2 mi |
| Meridian ElementaryEl Cajon | K–5 | 570 | Public | 0.9 mi |
| Naranca ElementaryEl Cajon | K–6 | 985 | Public | 1.6 mi |
| Rancho San Diego ElementaryEl Cajon | K–5 | 533 | Public | 3.3 mi |
| Rios ElementaryEl Cajon | K–5 | 255 | Public | 4.0 mi |
| Vista Grande ElementaryEl Cajon | K–5 | 633 | Public | 2.5 mi |
| W. D. Hall ElementaryEl Cajon | K–5 | 579 | Public | 1.6 mi |
| Greenfield MiddleEl Cajon | 6–8 | 730 | Public | 0.8 mi |
| Hillsdale MiddleEl Cajon | 6–8 | 1,481 | Public | 3.6 mi |
| Los Coches Creek MiddleEl Cajon | 6–8 | 518 | Public | 7.2 mi |
| Montgomery MiddleEl Cajon | 6–8 | 929 | Public | 0.2 mi |
| El Cajon Valley HighEl Cajon | 9–12 | 1,701 | Public | 1.6 mi |
| Elite AcademyEl Cajon | 9–12 | 34 | Special Education | 1.0 mi |
| Granite Hills HighEl Cajon | 9–12 | 2,331 | Public | 0.3 mi |
| REACH AcademyEl Cajon | 9–12 | 21 | Special Education | 1.0 mi |
| Valhalla HighEl Cajon | 9–12 | 1,728 | Public | 2.7 mi |
| Sevick Special EducationEl Cajon | — | — | Public | 0.1 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Christian Elementary School-East CampusEl Cajon | Pre-K–6 | 476 | Christian (no specific denomination) | 1.0 mi |
| Dayspring Christian Learning CenterEl Cajon | Pre-K–K | 10 | Pentecostal | 1.5 mi |
| Pepper Valley Learning CenterEl Cajon | Pre-K–K | 34 | Nonsectarian | 1.6 mi |
| St Kieran Catholic SchoolEl Cajon | Pre-K–8 | 127 | Roman Catholic | 1.0 mi |
| Taproot Montessori Preschool & KindergartenEl Cajon | Pre-K–K | 1 | Nonsectarian | 0.7 mi |
| Christian Elementary School - West CampusEl Cajon | K–6 | 204 | Baptist | 0.6 mi |
| El Cajon Seventh-Day Adventist Christian SchoolEl Cajon | K–8 | 24 | Seventh-day Adventist | 0.2 mi |
| Holy Trinity Elementary SchoolEl Cajon | K–8 | 141 | Roman Catholic | 1.3 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with El Cajon, Rancho San Diego, Bostonia, Winter Gardens, Lakeside (San Diego County), Granite Hills and Harbison Canyon.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.