seodata.dev

keyword

population decline

Monthly search volume and cost-per-click data for "population decline" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=population+decline&country=us" +--------------+------------------+ | volume | 5,400 | | cpc | $2.39 | | competition | 0.01 | | country | US | | updated | 2026-05-25 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
demographic decline 4,400 $1.41 14/20
population collapse 1,600 $0.02 20/20
countries with population decline 1,600 $0 15/20
is the population decreasing 880 $4.31 14/20
is population decreasing 880 $4.31 13/20
population decline in the world 880 $0.02 13/20
is population declining 480 $0 13/20
population decline worldwide 170 $0 13/20
population shrinking 50 $0 13/20
population deficit 10 $0 13/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=population+decline&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt