Seal Beach is a city in Orange County, California, home to about 24,722 people across 11 square miles. Its ZIP codes are 90740 and 90743.
Homes sold for a median of $1,206 per square foot across 2 ZIP codes in the three months ending August 2026, and 1 of 2 were seller’s markets.
Each card is that ZIP code’s whole market, including any part outside Seal Beach. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Seal Beach’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Seal Beach well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Long Beach International Airport (LGB)6 miles away |
|---|---|
| Nearest city of 250,000+ | Long Beach, CA5 miles away |
| Nearest city of 1 million+ | Los Angeles, CA26 miles away |
Straight-line distances from the center of Seal Beach; 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.
Seal Beach had 25,242 residents in the 2020 census, up 4% since 2000.
It’s the 308th largest of 1,563 towns in California by population.
Orange County grew from 19,696 residents in 1900 to 3,186,989 in 2020.
Orange County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 83°F in summer, and winter lows average 47°F. About 12.3 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Long Beach Daugherty Fld, CA weather station (5 miles away).
1,580,778 jobs at 106,961 businesses in Orange County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
257 doctors and other health care providers list an office in Seal Beach’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 21 |
|---|---|
| Specialist doctors | 26 |
| Dentists | 26 |
| Nurse practitioners and physician assistants | 32 |
| Mental health providers | 75 |
| Physical and occupational therapists | 50 |
| Optometrists | 7 |
| Chiropractors | 20 |
| Pharmacies | 7 |
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 (19 nearby)
Grocery stores (8 nearby)
Pharmacies (3 nearby)
Libraries (5 nearby)
Museums (2 nearby)
Theaters and performance venues (2 nearby)
Counts are within about 2.5 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.
Notable people born here
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Los Alamitos Unified. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| J. H. McGaugh ElementarySeal Beach | K–5 | 721 | Public | 1.3 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
Buying or selling around Seal Beach? Tell us what you need and when. No agents advertise here yet, so we’ll keep your request for up to 30 days and send it to local agents who join. No obligation, and you choose who to work with.
Loading map…
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.