Mary Mitchell — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · Kings-County, New York

Our Model Tree links this Mary Mitchell across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 6-person household.

Age 50 b. ~1890 Female Spouse Born: Ireland Married

1940 Census Record Details

Census Year	1940
Location	Kings-County, New York
Surname	Mitchell
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Ireland
1935 Residence (City)	Brooklyn borough
1935 Residence (County)	Kings
Naturalization Status	Naturalized
Additional Details
Highest Grade	H 4
1935 Residence	Same place
Birth Country	Ireland
Birthplace (normalized)	ireland
Township / Ward	Brooklyn Borough
Est. Birth Year	~1890

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
Marian Mitchell	Daughter	—	19	~1921
Sarah Mitchell	Daughter	—	11	~1929
Malachy Mitchell	Head	—	50	~1890
Malachy Mitchell	Son	—	20	~1920
John Mitchell	Son	—	21	~1919
Mary Mitchell	Spouse	—	50	~1890

Census Appearances

1920

Queens, New …

Spouse, age 31

Queens, New York · implied b. ~1889 — 3 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Mitchell
Given Name	Margaret
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	31
Marital Status	Married
Birthplace	Ireland
Year of Immigration	1907
Naturalization Status	Naturalized
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Mother Tongue	English
Birth Country	Ireland
Year of Naturalization	1909
Birthplace (normalized)	ireland

1930

Kings, New …

Spouse, age 41

Kings, New York · implied b. ~1889 — 2 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Mitchell
Given Name	Mary E.
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	41
Marital Status	Married
Birthplace	Ireland
Naturalization Status	Naturalized
Year of Immigration	1906
Age at First Marriage	23
Father's Birthplace	Ireland
Mother's Birthplace	Ireland
Can Read/Write	Yes
Mother Tongue	English
Birth Country	Ireland
Birthplace (normalized)	ireland

1940

Kings-County, New …

Spouse, age 50

Kings-County, New York · implied b. ~1890 — 6 household members

Surname	Mitchell
Given Name	Mary
Relationship to Head	Wife
Sex	F
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Ireland
1935 Residence (City)	Brooklyn borough
1935 Residence (County)	Kings
Naturalization Status	Naturalized
Highest Grade	H 4
1935 Residence	Same place
Birth Country	Ireland
Birthplace (normalized)	ireland

Model Tree

Linked across censuses

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

Show:

This person

Anchor record

Mary Mitchell

Spouse · 1940 · age 50 · b. ~1890 · New York

★ You are viewing this record

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

Original Census Page

1940 US Federal Census — Kings-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02588-00033)

Line	Name	Age	Relation	Occupation	Birthplace
1	Malachy Mitchell	50	Head	Laborer	Ireland
2	Mary Mitchell THIS PERSON	50	Wife	—	Ireland
3	John O. Mitchell	21	Son	Watchman	N.Y.C., N.Y.
4	Malachy J. Mitchell	20	Son	Operator	N.Y.C., N.Y.
5	Marian V. Mitchell	19	Daughter	Assembler	N.Y.C., N.Y.
6	Sarah T. Mitchell	11	Daughter	—	N.Y.C., N.Y.
7	John Gayski	45	Head	Chauffeur	N.Y.C., N.Y.
8	Frieda Gayski	44	Wife	—	N.Y.C., N.Y.
9	Charlotte Gayski	19	Daughter	New Worker	N.Y.C., N.Y.
10	John Gayski	12	Son	—	N.Y.C., N.Y.
11	Lillie Kurtz	52	Sister-in-law	—	N.Y.C., N.Y.
12	Lottie Kies	46	Head	—	Poland
13	Eugenia Kies	26	Daughter	Operator	N.Y.C., N.Y.
14	John Kies	23	Son	Clerk	N.Y.C., N.Y.
15	Theodore Kies	21	Son	Helper	N.Y.C., N.Y.
16	Michael Theenaghan	43	Head	Fireman	Ireland
17	Julia Theenaghan	39	Wife	—	Ireland
18	Margaret Theenaghan	17	Daughter	New Worker	N.Y.C., N.Y.
19	Julia Theenaghan	16	Daughter	New Worker	N.Y.C., N.Y.
20	Marion Theenaghan	14	Daughter	—	N.Y.C., N.Y.
21	Anne Theenaghan	10	Daughter	—	N.Y.C., N.Y.
22	John Theenaghan	5	Son	—	N.Y.C., N.Y.
23	Thomas Theenaghan	1	Son	—	N.Y.C., N.Y.
24	Joseph Karkoski	50	Head	Molder	Poland
25	Hedwick Karkoski	45	Wife	Presser	Poland
26	Mary Karkoski	27	Daughter	Stenographer	Poland
27	Edward Karkoski	23	Son	Clerk	N.Y.C., N.Y.
28	Margaret Trimlet	60	Head	—	N.Y.C., N.Y.
29	John Mojowski	49	Head	Presser	Russia
30	Irene Mojowski	48	Wife	—	Russia
31	Samuel Mojowski	26	Son	Laborer	Russia
32	Mary Mojowski	6	Daughter	—	N.Y.C., N.Y.
33	Bridget Curran	72	Head	—	Ireland
34	Steven Kosinski	24	Head	Helper	N.Y.C., N.Y.
35	Mary Kosinski	22	Wife	Packer	N.Y.C., N.Y.
36	Catherine Walsh	45	Head	—	N.Y.C., N.Y.
37	Teresa Walsh	14	Daughter	—	N.Y.C., N.Y.
38	Edward Walsh	12	Son	—	N.Y.C., N.Y.
39	Chester Jablonski	47	Head	Laborer	Poland
40	Mary Jablonski	33	Wife	—	N.Y.C., N.Y.

Related Census Records

(household member (Spouse))

Search for Mary Mitchell

All Mary Mitchell Census Records Discover Mitchell Family Tree

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)

Report inaccurate data