John Pratt — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · New-Castle-County, Delaware

Our Model Tree links this John Pratt across the 1920, 1930 and 1940 US Censuses in New-Castle-County, Delaware (XGBoost, ~Confirmed) — first a head (b.~1867), then head of a 3-person household.

Age 73 b. ~1867 Male Head Born: Delaware Married

1940 Census Record Details

Census Year	1940
Location	New-Castle-County, Delaware
Surname	Pratt
Given Name	John R.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	73
Marital Status	Married
Birthplace	Delaware
1935 Residence (City)	Blackbird Hundred Rep Dist 15
1935 Residence (County)	New Castle
Additional Details
Occupation	Farmer
Industry	Farm
Class of Worker	E
Hours Worked	21
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birth State	Delaware
Birth Country	United States
Birthplace (normalized)	delaware
Occupation	Farmer
Township / Ward	Blackbird Hundred Rep Dist 15
Est. Birth Year	~1867

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.

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

Name	Relation to head	Relative to John	Age	Birth yr
Dorothy Pratt	Daughter	—	13	~1927
John Pratt	Head	—	73	~1867
Lillian Pratt	Spouse	—	42	~1898

Census Appearances

1920

New Castle, …

Head, age 50

New Castle, Delaware · implied b. ~1870 — 6 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Pratt
Given Name	John R.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	50
Marital Status	Married
Birthplace	Delaware
Father's Birthplace	Delaware
Mother's Birthplace	Delaware
Occupation	Farmer
Industry	General Farm
Can Read	Yes
Can Write	Yes
Speaks English	Yes
Home Owned/Rented	O
Home Free/Mortgaged	F
Birth State	Delaware
Birth Country	United States
Birthplace (normalized)	delaware

1930

New Castle, …

Head, age 63

New Castle, Delaware · implied b. ~1867 — 4 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Pratt
Given Name	John R.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	63
Marital Status	Married
Birthplace	Delaware
Age at First Marriage	O
Father's Birthplace	Delaware
Mother's Birthplace	Delaware
Occupation	Farmer
Industry	General Farm
Class of Worker	VVVV
Can Read/Write	Yes
Home Owned/Rented	O
Home Value / Rent	102
Radio Set	R
Veteran	No
Birth State	Delaware
Birth Country	United States
Birthplace (normalized)	delaware

1940

New-Castle-County, Delaware

Head, age 73

New-Castle-County, Delaware · implied b. ~1867 — 3 household members

Surname	Pratt
Given Name	John R.
Relationship to Head	Head
Sex	M
Color / Race	White
Age	73
Marital Status	Married
Birthplace	Delaware
1935 Residence (City)	Blackbird Hundred Rep Dist 15
1935 Residence (County)	New Castle
Occupation	Farmer
Industry	Farm
Class of Worker	E
Hours Worked	21
Income (1939)	0
Highest Grade	No 8
1935 Residence	Same place
Birth State	Delaware
Birth Country	United States
Birthplace (normalized)	delaware

Model Tree

Linked across censuses

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

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This person

Anchor record

John Pratt

Head · 1940 · age 73 · b. ~1867 · Delaware

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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 — New-Castle-County, Delaware Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00546-00976)

Line	Name	Age	Relation	Occupation	Birthplace
41	Howard Townsend	73	Head	Laborer	Delaware
42	Annie Gibbs	61	Housekeeper	Housekeeper	Delaware
43	Marie Gibbs	17	Daughter	—	Delaware
44	Andrew Smith	67	Head	Farm Laborer	Delaware
45	Oscar Simmons	51	Head	Farm Laborer	Delaware
46	Mary Rainey	40	Keeper	Housekeeper	North Carolina
47	Walter Mc Fatte	39	Head	Laborer	Maryland
48	Julia Savage	26	Keeper	Housekeeper	North Carolina
49	W. Dudley Kemp	57	Head	Farmer	Maryland
50	Hilda D. Kemp	44	Wife	Poultry Raiser	Delaware
51	I. Virginia Kemp	19	Daughter	—	Delaware
52	William D. Kemp	10	Son	—	Delaware
53	Blanche Kemp	8	Daughter	—	Delaware
54	Herman H. Pratt	62	Head	Farmer	Delaware
55	Janet M. Pratt	61	Wife	—	Delaware
56	Margaret P. Pratt	31	Daughter	Poultry Raiser	Delaware
57	Sara E. Pratt	27	Daughter	Attendant	Delaware
58	Albert Bolt	27	Head	Farm Laborer	Delaware
59	Jacob H. Vandegrift	78	Head	—	Delaware
60	Ada H. Vandegrift	72	Wife	—	Delaware
61	John R. Pratt THIS PERSON	73	Head	Farmer	Delaware
62	Lillian M. Pratt	42	Wife	Poultry Raiser	Delaware
63	Dorothy M. Pratt	13	Daughter	—	Delaware
64	George Jackson	44	Head	Farm Laborer	Virginia
65	Carl Jackson	12	Son	—	Virginia
66	Randolph Besser	42	Head	Farm Laborer	Delaware
67	Clarence Besser	22	Son	Cook	Maryland
68	Catherine Besser	17	Daughter	—	Maryland
69	Hazel Spencer	27	Lodger	Farm Laborer	Delaware
70	Everett Deemer	33	Head	Truck Driver	Delaware
71	Anna C. Deemer	29	Wife	—	Delaware
72	Margaret L. Deemer	12	Daughter	—	Pennsylvania
73	Elizabeth A. Deemer	8	Daughter	—	Delaware
74	Thomas R. Moffitt	68	Head	Farmer	Delaware
75	Ella B. Moffitt	63	Wife	—	Delaware
76	T. Arthur Moffitt	34	Son	Farmer	Delaware
77	Agnes M. Moffitt	25	Daughter-in-law	—	Delaware
78	William Wright	36	Head	Farm Laborer	Delaware
79	Beatria Osborne	27	Common-law wife	—	Virginia
80	Richard Armstrong	49	Head	Farmer	Delaware

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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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