United States Census of 1900 - IPUMS Subset

United States, 1900

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Reference ID

USA_1900_PHC_v01_M_v7.5_A_IPUMS

Producer(s)

Department of the Interior, IPUMS

Metadata

Documentation in PDF DDI/XML JSON

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Created on

Dec 23, 2014

Last modified

Sep 03, 2025

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Month of birth (BIRTHMO)

Data file: USA1900_PHC-P-H

Overview

Type: Discrete

Start: 95

End: 96

Width: 2

Range: -

Format: Numeric

Questions and instructions

Categories

Value	Category
01	January
02	February
03	March
04	April
05	May
06	June
07	July
08	August
09	September
10	October
11	November
12	December
98	Unknown
99	NIU (not in universe)

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

BIRTHMO indicates the person's month of birth.

concept

Concept

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