Where does this data come from?

Name: Population — Clayton, IA (persons)
Creator: U.S. Bureau of Economic Analysis (Regional Economic Accounts)

It is collected directly from U.S. Bureau of Economic Analysis (Regional Economic Accounts) and is available through the Makrognosis API under the code US-IA-19043.POP.A.NSA.

Population — Clayton, IA (persons)

AnnualNot seasonally adjustedCode US-IA-19043.POP.A.NSA

Latest16,931 persons2024

Previous16,985 persons2023

Year ago16,985 persons2023

Population — Clayton, IA (persons) was 16,931 persons in 2024, down 0.3% from 2023.

That is the lowest reading since the series began in 1969.

Over the past ten years it has ranged from 16,931 persons (2024) to 17,630 persons (2014), averaging 17,231 persons.

Population — Clayton, IA (persons) (persons), 1969 – 2024. Source: U.S. Bureau of Economic Analysis (Regional Economic Accounts).

Showing the full history (downsampled for display). Open the interactive chart to zoom and switch transforms.

Recent data

Period	Value
2024	16,931 persons
2023	16,985 persons
2022	17,058 persons
2021	17,058 persons
2020	17,034 persons
2019	17,191 persons
2018	17,242 persons
2017	17,407 persons
2016	17,451 persons
2015	17,552 persons
2014	17,630 persons
2013	17,685 persons
2012	17,872 persons
2011	17,978 persons
2010	18,072 persons
2009	18,185 persons
2008	18,209 persons
2007	18,259 persons
2006	18,272 persons
2005	18,269 persons
2004	18,358 persons
2003	18,357 persons
2002	18,369 persons
2001	18,529 persons

Last 24 observations. The full history (56 observations) is available through the API.

Get Population — Clayton, IA (persons) in your code or spreadsheet

One guessable code, agency-direct, updated on release. Free tier available.

curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/US-IA-19043.POP.A.NSA"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/US-IA-19043.POP.A.NSA",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]

Get a free API key → · API docs

About this series

Latest observation	2024
First observation	1969
Observations	56
Frequency	Annual
Units	persons
Adjustment	Not seasonally adjusted
10-year high	17,630 persons (2014)
10-year low	16,931 persons (2024)
10-year average	17,231 persons
Source agency	U.S. Bureau of Economic Analysis (Regional Economic Accounts)
Makrognosis code	US-IA-19043.POP.A.NSA

This series is a labelled reference series (an official figure republished by an aggregator) rather than a first print from the agency itself.

Other United States indicators

Unemployment Rate: Clayton County, IA (U)Employment: Clayton County, IA (U)Labor Force: Clayton County, IA (U)Per-Capita Personal Income — Clayton, IA (USD)Personal Income — Clayton, IA (USD thousands)Unemployment: Clayton County, IA (U)

National figure

United States Population, midperiod

FAQ

Where does this data come from?: It is collected directly from U.S. Bureau of Economic Analysis (Regional Economic Accounts) and is available through the Makrognosis API under the code US-IA-19043.POP.A.NSA.

Last updated 2026-07-12. Source: U.S. Bureau of Economic Analysis (Regional Economic Accounts). Original title: “Population — Clayton, IA (persons)”.