Data / Population / Montgomery County

Population in Montgomery County

Population in Montgomery County was 50,046 in 2025, according to the U.S. Census Bureau. That is up 0.9% from 2024. That is the 46th highest of 62 counties in 2025.

2025, persons50,046
Change on 2024+0.9%
Rank46th of 62Counties in New York ranked
Series high50,0462025
Series low49,4542022

Population in Montgomery County, 2020 to 2025

CSVChart (SVG)

49.4K49.6K49.8K50K50.2K2020202120222023202420252020: 49,499 persons2021: 49,512 persons2022: 49,454 persons2023: 49,531 persons2024: 49,580 persons2025: 50,046 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
202550,046
202449,580
202349,531
202249,454
202149,512
202049,499

Compared with New York and United States

Place2025
Montgomery County50,046
New York20,002,427
United States341,784,857

Rankings

Definition

Resident population. Spain and the EU: 1 January, with Spanish figures from the official municipal register (Padrón). United States: Census Bureau population estimates for 1 July. Other countries and the World: World Bank mid-year estimates, which count all residents regardless of legal status or citizenship.

For Denmark, Statistics Denmark counts the registered resident population on 1 January. Greenland and the Faroe Islands are excluded. The annual series selects the first-quarter reference date from FOLK1A. The World Bank series exists for every country, so use it (through compare) to rank countries on one basis.

How to cite

U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-08.

Use this data in your AI agent

Invokely serves this figure to AI assistants through MCP and to code through a REST API, with the source and citation attached. Ask your assistant:

What is the latest population in Montgomery County? Cite the source.
get_value {"indicator":"population","place":"us-county-36057"}
GET https://invokely.ai/api/v1/value?indicator=population&place=us-county-36057

Connect Claude, ChatGPT or Cursor in one step. The trial answers 25 calls a day without an account.

Questions

What is the population in Montgomery County?

Population in Montgomery County was 50,046 in 2025, according to the U.S. Census Bureau. That is up 0.9% from 2024. That is the 46th highest of 62 counties in 2025.

Where does this figure come from?

U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). Retrieved by Invokely on 2026-10-08.

What was the highest population in Montgomery County?

50,046 in 2025, the highest value since 2020 in this series.

More statistics for Montgomery County

All statistics for Montgomery County