Cities Countries Rankings Compare Map Metrics

/

A modern, open atlas of statistics for every country and 33,000+ cities. Built on free authoritative data.

Explore

Cities
Countries
Interactive map
Rankings
Compare places

Data

All metrics
Data sources
Methodology
Public API

Topics

Digital nomads
UK in depth
UK house prices
UK crime
Cost of living

About

About STATLAS
Privacy
Terms

© 2026 STATLAS. Data under CC BY 4.0 from World Bank, GeoNames, Open-Meteo & others.

Indices labeled “modeled” are computed estimates — see methodology.

CitiesSouth San FranciscoPopulation

Population in South San Francisco

United States · South San Francisco profile

Population

67,271

people

World rank

#9090

of 33750

Percentile

73%

higher is better

Data quality

Measured

Total resident population.

Source: GeoNames · source data.

See full ranking About this metric South San Francisco profile

FAQ

Frequently asked

What is the population in South San Francisco?

South San Francisco has a population of 67,271 people. Total resident population.

How does South San Francisco rank for population?

South San Francisco ranks #9090 of 33750 cities for population (higher is better).