Thomas Mcnamara — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Hamilton-County, Ohio

Our Model Tree links this Thomas Mcnamara across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1865), then head of a 4-person household.

Age 75 b. ~1865 Male Head Born: Ohio Married

1940 Census Record Details

Census Year	1940
Location	Hamilton-County, Ohio
Surname	McNamara
Given Name	Thomas
Relationship to Head	Head
Sex	M
Color / Race	White
Age	75
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Cincinnati City
1935 Residence (County)	Hamilton
Additional Details
Highest Grade	No 8
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio
Township / Ward	Cincinnati City
Est. Birth Year	~1865

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.

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

Name	Relation to head	Relative to Thomas	Age	Birth yr
Marie Mcnamara	Daughter	—	35	~1905
Thomas Mcnamara	Head	—	75	~1865
Tessie Mcnamara	Spouse	—	70	~1870
Thomas Mcnamara	Son	—	42	~1898

Census Appearances

1920

Hamilton, Ohio

Other, age 60

Hamilton, Ohio · implied b. ~1860 — 50 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	McNamara
Given Name	Thomas J.
Relationship to Head	R
Sex	M
Color / Race	White
Age	60
Marital Status	Married
Birthplace	Ohio
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	Stationary engineer
Industry	Machine Shop
Class of Worker	W
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1930

Hamilton, Ohio

Head, age 65

Hamilton, Ohio · implied b. ~1865 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	McNamara
Given Name	Thomas J
Relationship to Head	Head
Sex	M
Color / Race	White
Age	65
Marital Status	Married
Birthplace	Ohio
Age at First Marriage	30
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Occupation	none
Can Read/Write	Yes
Home Owned/Rented	R
Home Value / Rent	50
Veteran	No
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

1940

Hamilton-County, Ohio

Head, age 75

Hamilton-County, Ohio · implied b. ~1865 — 4 household members

Surname	McNamara
Given Name	Thomas
Relationship to Head	Head
Sex	M
Color / Race	White
Age	75
Marital Status	Married
Birthplace	Ohio
1935 Residence (City)	Cincinnati City
1935 Residence (County)	Hamilton
Highest Grade	No 8
1935 Residence	Same place
Birth State	Ohio
Birth Country	United States
Birthplace (normalized)	ohio

Model Tree

Linked across censuses

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

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This person

Anchor record

Thomas Mcnamara

Head · 1940 · age 75 · b. ~1865 · Ohio

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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 — Hamilton-County, Ohio Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-03199-00739)

Line	Name	Age	Relation	Occupation	Birthplace
1	Marie Wiemeyer	48	Wife	House Wife	France
2	Eugene Wiemeyer	22	Son	Service Man	Ohio
3	Isadore Nuss	70	Lodger	Printer	Ohio
4	Frank Nieman	50	Head	Yard Conductor	Ohio
5	Mary Nieman	47	Wife	House Wife	Ohio
6	Susie Bethel	65	Head	House Keeper	Ohio
7	Albert Heister	32	Head	Insurance Agt	Ohio
8	Alma Heister	30	Wife	House Wife	Ohio
9	Albert Jr Heister	6	Son	—	Ohio
10	Barbara Heister	4	Daughter	—	Ohio
11	Robert Heister	1	Son	—	Ohio
12	Romona Heister	72	Mother	—	Ohio
13	Thomas Mcnamara THIS PERSON	75	Head	—	Ohio
14	Tessie Mcnamara	70	Wife	House Wife	Ohio
15	Thomas P Mcnamara	42	Son	Inspector	Ohio
16	Marie Mcnamara	35	Daughter	Technician	Ohio
17	John B Hellin	60	Head	Motorman	Kentucky
18	Izean Hellin	59	Wife	House Wife	Kentucky
19	Carl P Daniels	36	Head	Book Keeper	Ohio
20	Alma Daniels	35	Wife	House Keeper	Kentucky
21	Betty Jane Daniels	17	Daughter	—	Ohio
22	Edwin Daniels	13	Son	—	Ohio
23	Gerald Daniels	12	Son	—	Ohio
24	Richard Daniels	11	Son	—	Ohio
25	James Daniels	10	Son	—	Ohio
26	William Daniels	9	Son	—	Ohio
27	Patricia Daniels	4	Daughter	—	Ohio
28	Phyllis Daniels	3	Daughter	—	Ohio
29	John Daniels	0	Son	—	Ohio
30	Henry H Springard	71	Head	Manufacturer	Ohio
31	Katherine Springard	64	Sister	None	Ohio
32	Josephine Springard	58	Sister	Home	Ohio
33	E. B. Howard	70	Head	Home	Ohio
34	John M Cronin	59	Head	Insurance Agent	Ohio
35	Julia R Cronin	31	Daughter	Stenographer	Ohio
36	Margaret L Cronin	29	Daughter	Cashier	Ohio
37	Inez R Cronin	25	Daughter	File Clerk	Ohio
38	Katherine E Cronin	23	Daughter	Secretary	Ohio
39	Emmadene Eddy	65	Servant	House Keeper	Illinois
40	Anna Zwick	74	Head	House Wife	Germany

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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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