Mary Post — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Monroe-County, Michigan

Our Model Tree links this Mary Post across the 1920, 1930 and 1940 US Censuses in Monroe-County, Michigan (XGBoost, ~Confirmed) — first a spouse (b.~1882), then head of a 6-person household.

Age 58 b. ~1882 Female Spouse Born: Michigan Married

1940 Census Record Details

Census Year	1940
Location	Monroe-County, Michigan
Surname	Post
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	58
Marital Status	Married
Birthplace	Michigan
1935 Residence (City)	Exeter Twp.
1935 Residence (County)	Monroe
Additional Details
Occupation	Housewife
Class of Worker	NP
Hours Worked	60
Highest Grade	8
1935 Residence	Same house
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan
Occupation	Housewife
Township / Ward	Exeter Twp
Est. Birth Year	~1882

Household Members

Census records only state relationship to the household head. Pairwise kinship is derived (~90–95% accurate), not recorded. Step/blended families and boarders can break it.

6 people recorded at the same address in the 1940 census.

Name	Relation to head	Relative to Mary	Age	Birth yr
Earnest Post	Other	—	2	~1938
Mary Post	Spouse	—	58	~1882
Charlotte Post	Other	—	27	~1913
Selvy Post	Head	—	70	~1870
Roy Post	Son	—	34	~1906
George Post	Son	—	21	~1919

Census Appearances

1920

Monroe, Michigan

Spouse, age 38

Monroe, Michigan · implied b. ~1882 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Post
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	38
Marital Status	Married
Birthplace	Michigan
Father's Birthplace	Pennsylvania
Mother's Birthplace	Germany
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	German
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

1930

Monroe, Michigan

Other, age 48

Monroe, Michigan · implied b. ~1882 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Post
Given Name	Mary
Relationship to Head	Wife-H
Sex	F
Color / Race	White
Age	48
Marital Status	Married
Birthplace	Michigan
Age at First Marriage	19
Father's Birthplace	Pennsylvania
Mother's Birthplace	Germany
Can Read/Write	Yes
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

1940

Monroe-County, Michigan

Spouse, age 58

Monroe-County, Michigan · implied b. ~1882 — 6 household members

Surname	Post
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	58
Marital Status	Married
Birthplace	Michigan
1935 Residence (City)	Exeter Twp.
1935 Residence (County)	Monroe
Occupation	Housewife
Class of Worker	NP
Hours Worked	60
Highest Grade	8
1935 Residence	Same house
Birth State	Michigan
Birth Country	United States
Birthplace (normalized)	michigan

Model Tree

Linked across censuses

Our Model Tree links Mary Post across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

Mary Post

Spouse · 1940 · age 58 · b. ~1882 · Michigan

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Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — Monroe-County, Michigan Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-01791-00497)

Line	Name	Age	Relation	Occupation	Birthplace
1	Caleb Pinniger	26	Nephew	Truck Driver	Kentucky
2	Hazo A. Smith	54	Head	Farmer	Michigan
3	Lena Smith	52	Wife	—	Michigan
4	Vencil Smith	21	Son	Laborer	Michigan
5	Orville Heiss	23	Head	Farmer	Michigan
6	Margie Heiss	27	Wife	—	Michigan
7	Donald Heiss	0	Son	—	Michigan
8	Anthony Bajor	45	Head	Farmer	Poland
9	Catherine Bajor	47	Wife	—	Poland
10	Willard Bajor	21	Son	Roadman	Michigan
11	Mary Bajor	20	Daughter	Farm Work	Michigan
12	Edward Bajor	15	Son	Farm Hand	Michigan
13	Bertha Bajor	17	Daughter	Farm Work	Michigan
14	Theresa Bajor	13	Daughter	—	Michigan
15	Joseph Bajor	8	Son	—	Michigan
16	Selvy J. Post	70	Head	Farmer	Michigan
17	Mary Post THIS PERSON	58	Wife	Housewife	Michigan
18	Roy Post	34	Son	Farm Hand	Michigan
19	George Post	21	Son	Paint Shop	Michigan
20	Charlotte Post	27	Daughter-in-law	—	Michigan
21	Earnest Post	2	Grandson	—	Michigan
22	Daniel Heiss	49	Head	Farmer	Michigan
23	Mary Heiss	49	Wife	—	Michigan
24	Raymond Heiss	22	Son	Laborer	Michigan
25	Edward Heiss	20	Son	Laborer	Michigan
26	Grace Heiss	13	Daughter	—	Michigan
27	Donald Heiss	15	Son	—	Michigan
28	Elma Heiss	12	Daughter	—	Michigan
29	Floyd Heiss	11	Son	—	Michigan
30	Delores Heiss	7	Daughter	—	Michigan
31	Adolph Horne	40	Head	Farmer	Indiana
32	Cecelia Horne	46	Wife	—	Michigan
33	Matilda Lipton	70	Mother-in-law	—	Ohio
34	Arthur Held	52	Head	Farmer	Michigan
35	Till Held	52	Wife	—	Michigan
36	Stanley Held	20	Son	Farm Hand	Michigan
37	James Murphy	44	Head	Electric Plater	Michigan
38	Lillian Murphy	40	Wife	—	Michigan
39	Margretta Murphy	12	Daughter	—	Michigan
40	Joseph Heiner	47	Head	Ditch Digger	Michigan

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.

Source: National Archives and Records Administration (NARA)

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