United States Census of 1870 - IPUMS Subset

United States, 1870

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Reference ID

USA_1870_PHC_v01_M_v7.5_A_IPUMS

Producer(s)

Department of the Interior, IPUMS

Collection(s)

Integrated Public Use Microdata Series (IPUMS)

Metadata

DDI/XML JSON

Created on

Aug 01, 2025

Last modified

Aug 01, 2025

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4188

Age in months (AGEMONTH)

Data file: USA1870_PHC-P-H

Overview

Type: Discrete

Start: 84

End: 85

Width: 2

Range: -

Format: Numeric

Questions and instructions

Categories

Value	Category
00	Less than 1 month old
01	1 month old
02	2 months old
03	3 months old
04	4 months old
05	5 months old
06	6 months old
07	7 months old
08	8 months old
09	9 months old
10	10 months old
11	11 months old
98	Unknown
99	NIU (1 year and older)

Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.

Description

Definition

AGEMONTH gives the age in months of persons younger than one year old (AGE =0) on census day.

concept

Concept

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