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Dorothy Thompson — 1940 US Census Record

Model Tree available

1940 United States Federal Census · St.-Lawrence-County, New York

Our Model Tree links this Dorothy Thompson across the 1920, 1930 and 1940 US Censuses in St.-Lawrence-County, New York (XGBoost, ~Confirmed), with identified parents Clarence & Mabel — first a daughter (b.~1916), then head of a 5-person household.

Age 24 b. ~1916 Female Daughter Born: New York Single

1940 Census Record Details

Census Year1940
LocationSt.-Lawrence-County, New York
SurnameThompson
Given NameDorothy
Relationship to HeadDaughter
SexF
Color / RaceWhite
Age24
Marital StatusSingle
BirthplaceNew York
1935 Residence (City)Town of Lisbon
1935 Residence (County)St Lawrence
Additional Details
Highest GradeHs 4
1935 ResidenceSame House
Birth StateNew York
Birth CountryUnited States
Birthplace (normalized)new york
Township / WardTown Of Lisbon
Est. Birth Year~1916

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.

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

Name Relation to head Relative to Dorothy Age Birth yr
Dorothy Thompson Daughter — 24 ~1916
Beatrice Thompson Daughter — 28 ~1912
Otis Thompson Head — 55 ~1885
James Thompson Son — 22 ~1918
Mabel Thompson Spouse — 56 ~1884

Census Appearances

1920
St Lawrence, …
Daughter, age 3
St Lawrence, New York · implied b. ~1917 — 5 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Thompson
Given Name Dorothea B
Relationship to Head Daughter
Sex F
Color / Race White
Age 3
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Mother Tongue English
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1930
St Lawrence, …
Daughter, age 14
St Lawrence, New York · implied b. ~1916 — 37 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Thompson
Given Name Dorothea B.
Relationship to Head Daughter
Sex F
Color / Race White
Age 14
Marital Status Single
Birthplace New York
Father's Birthplace New York
Mother's Birthplace New York
Occupation none
Can Read/Write Yes
Birth State New York
Birth Country United States
Birthplace (normalized) new york
1940
St.-Lawrence-County, New …
Daughter, age 24
St.-Lawrence-County, New York · implied b. ~1916 — 5 household members
Surname Thompson
Given Name Dorothy
Relationship to Head Daughter
Sex F
Color / Race White
Age 24
Marital Status Single
Birthplace New York
1935 Residence (City) Town of Lisbon
1935 Residence (County) St Lawrence
Highest Grade Hs 4
1935 Residence Same House
Birth State New York
Birth Country United States
Birthplace (normalized) new york

Model Tree

An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Model Tree available
Our Model Tree links Dorothy Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Clarence Thompson (~0.92 confidence) and mother Mabel Thompson (~0.92 confidence) and mother Mabel Thompson (~0.92 confidence) and father Otis Thompson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1 Parents confidence ≈ 0.92
Father
Clarence Thompson
b. ~1884
Source father
● Household · direct · ~0.92
Mother
Mabel Thompson
b. ~1884
Source mother
● Household · direct · ~0.92
Mother
Mabel Thompson
b. ~1884
Source mother
● Household · direct · ~0.92
Father
Otis Thompson
b. ~1885
Source father
● Household · direct · ~0.92
This person
Anchor record
Dorothy Thompson
Daughter · 1940 · age 24 · b. ~1916 · New York
★ You are viewing this record
Sibling
James Thompson
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Thompson
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+) Probable / derived (~0.65–0.89) Candidate (<0.65, unverified)

Original Census Page

1940 US Federal Census — St.-Lawrence-County, New York Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-02769-00926)

Line Name Age Relation Occupation Birthplace
1 Bertha Darley 63 Sister-in-law — New York
2 Otis Thompson 55 Head Road Commissioner New York
3 Mabel Thompson 56 Wife — New York
4 Beatrice Thompson 28 Daughter Teacher New York
5 Dorothy Thompson THIS PERSON 24 Daughter — New York
6 James Thompson 22 Son Farmer New York
7 James D. Thompson 85 Head Farmer New York
8 Mary Dings 73 House-keeper House-Keeper New York
9 Lewis D. Young 54 Head Farmer New York
10 Sadie Young 52 Wife — New York
11 Florence Westerdick 18 Servant Servant New York
12 Howard Perkins 31 Head Farmer New York
13 Rosa Perkins 29 Wife — New York
14 Howard Jr. Perkins 11 Son — New York
15 Dorothy Perkins 9 Daughter — New York
16 George Perkins 8 Son — New York
17 David Perkins 62 Head Farmer New York
18 Emma Perkins 62 Wife — New York
19 Loleta Backus 34 Daughter — New York
20 Doris Backus 27 Neice — New York
21 Leland Howard 50 Head Farmer New York
22 Mary Howard 53 Wife — New York
23 Helen Howard 24 Daughter — New York
24 Martha Howard 18 Daughter — New York
25 William Considine 86 Father-in-law — New York
26 Eli Perkins 65 Head Farmer New York
27 Mabel Perkins 52 Wife — New York
28 Robert Perkins 18 Son Mechanic New York
29 Gordon Perkins 16 Son Farmer New York
30 Merrill Putnam 37 Head Salesman New York
31 Helen Putnam 28 Wife — New York
32 Kathryn Putnam 4 Daughter — New York
33 Robert La Due 23 Hired hand Farm Laborer New York
34 Royal Martin 29 Head Farmer New York
35 Josephine Martin 29 Wife — New York
36 Patricia Martin 4 Daughter — New York
37 Joseph Martin 0 Son — New York
38 Hilton Wylie 34 Head Truck Driver Canada-English
39 Dorothy Wylie 30 Wife — New York
40 Donald Wylie 7 Son — New York

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Pedigree Summary

Dorothy + 2 siblings
Gen 1 · 4 parents ~0.92
Max depth 4 (1900–1950 window)

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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