Signal Hill is a city in Los Angeles County, California, home to about 11,468 people across 2.2 square miles. Its ZIP code is 90755.
Homes sold for a median of $487 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Signal Hill. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Signal Hill’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Signal Hill well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | Long Beach International Airport (LGB)1 mile away |
|---|---|
| Nearest city of 250,000+ | Long Beach, CA2 miles away |
| Nearest city of 1 million+ | Los Angeles, CA20 miles away |
Straight-line distances from the center of Signal Hill; 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.
Signal Hill had 11,848 residents in the 2020 census, up 27% since 2000.
It’s the 460th largest of 1,563 towns in California by population.
Los Angeles County grew from 170,298 residents in 1900 to 10,014,009 in 2020.
Los Angeles 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 (about a mile away).
3,987,736 jobs at 304,988 businesses in Los Angeles County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
137 doctors and other health care providers list an office in Signal Hill.
Nearest hospitals
Providers with an office here
| Primary care doctors | 4 |
|---|---|
| Specialist doctors | 11 |
| Dentists | 7 |
| Nurse practitioners and physician assistants | 29 |
| Mental health providers | 45 |
| Physical and occupational therapists | 34 |
| Optometrists | 3 |
| Chiropractors | 4 |
| Pharmacies | 8 |
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 (13 nearby)
Grocery stores (3 nearby)
Pharmacies (2 nearby)
Libraries (2 nearby)
Museums
Theaters and performance venues
Counts are within about 1 mile 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.
Established in 1924.
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 Long Beach Unified. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Alvarado ElementarySignal Hill | K–5 | 390 | Public | 0.6 mi |
| Signal Hill ElementarySignal Hill | K–5 | 599 | Public | 0.4 mi |
| Jessie Nelson AcademySignal Hill | 6–8 | 832 | Public | 0.7 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 Signal Hill? 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…
Shares ZIP codes with Long Beach.
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.