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Florence Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Plymouth-County, Massachusetts
Our Model Tree links this Florence Clark across the 1920, 1930 and 1940 US Censuses in Plymouth-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Leana & John — first a daughter (b.~1914), then head of a 6-person household.
Age 26
b. ~1914
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Plymouth-County, Massachusetts |
| Surname | Clark |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Brockton City |
| 1935 Residence (County) | Plymouth |
| Additional Details | |
| Occupation | Clerk |
| Industry | Store Department |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 125 |
| Highest Grade | H 1 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Clerk |
| Township / Ward | Brockton City |
| Est. Birth Year | ~1914 |
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 Florence | Age | Birth yr |
|---|---|---|---|---|
| Florence Clark | Daughter | — | 26 | ~1914 |
| Ann Clark | Daughter | — | 23 | ~1917 |
| John Clark | Head | — | 60 | ~1880 |
| John Clark | Son | — | 28 | ~1912 |
| Ralph Clark | Son | — | 22 | ~1918 |
| Leana Clark | Spouse | — | 63 | ~1877 |
Census Appearances
1920
Plymouth, Massachusetts
Daughter, age 6
Plymouth, Massachusetts · implied b. ~1914 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Florence E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | No |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Plymouth, Massachusetts
Daughter, age 17
Plymouth, Massachusetts · implied b. ~1913 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Florence L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Plymouth-County, Massachusetts
Daughter, age 26
Plymouth-County, Massachusetts · implied b. ~1914 — 6 household members
| Surname | Clark |
| Given Name | Florence |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Brockton City |
| 1935 Residence (County) | Plymouth |
| Occupation | Clerk |
| Industry | Store Department |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 125 |
| Highest Grade | H 1 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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.
Our Model Tree links Florence Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Leana Clark (~0.92 confidence) and father John Clark (~0.92 confidence) and father John Clark (~0.92 confidence) and mother Lena Clark (~0.92 confidence) and father Robert Clark (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Leana Clark
b. ~1877
Source mother
● Household
· direct · ~0.92
Father
John Clark
b. ~1880
Source father
● Household
· direct · ~0.92
Father
John Clark
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Lena Clark
b. ~1886
Source mother
● Household
· direct · ~0.92
Father
Robert Clark
b. ~1889
Source father
● Household
· direct · ~0.92
This person
Anchor record
Florence Clark
Daughter · 1940 · age 26 · b. ~1914 · Massachusetts
★ You are viewing this record
Sibling
Ann Clark
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Clark
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Clark
Sibling · 1940 · age 22
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 — Plymouth-County, Massachusetts
Open full size
1940 US Federal Census — Plymouth-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01636-00309)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Alfred Ryan | 33 | Head | Ironer | Massachusetts |
| 2 | Mary Ryan | 25 | Wife | — | Massachusetts |
| 3 | Alfred Jr Ryan | 4 | Son | — | Massachusetts |
| 4 | Mary Ryan | 3 | Daughter | — | Massachusetts |
| 5 | Arthur W La Franchie | 25 | Head | Salesman | Massachusetts |
| 6 | Ruth La Franchie | 22 | Wife | — | Massachusetts |
| 7 | Arthur Jr La Franchie | 1 | Son | — | Massachusetts |
| 8 | Annie Maguire | 84 | Head | — | Massachusetts |
| 9 | Mary A Maguire | 57 | Head | — | Massachusetts |
| 10 | Elizabeth Maguire | 50 | Sister | Clerk | Massachusetts |
| 11 | Joseph F Maguire | 59 | Brother | Clerk | Massachusetts |
| 12 | Michael O Stevens | 70 | Head | Barber | Eire |
| 13 | Margaret Stevens | 36 | Wife | Polisher | Massachusetts |
| 14 | Phil Stevens | 14 | Son | — | Massachusetts |
| 15 | Marie Stevens | 13 | Daughter | — | Massachusetts |
| 16 | Bevela Stevens | 12 | Daughter | — | Massachusetts |
| 17 | Mary Stevens | 7 | Daughter | — | Massachusetts |
| 18 | George Stevens | 4 | Son | — | Massachusetts |
| 19 | Anton E Corbett | 72 | Head | — | Massachusetts |
| 20 | William C Corbett | 45 | Son | Laborer | Massachusetts |
| 21 | Phil Peligola | 63 | Head | Laborer | Italy |
| 22 | Mary Peligola | 50 | Wife | — | Italy |
| 23 | Ambrose Peligola | 24 | Son | Laborer | Massachusetts |
| 24 | Elizabeth Peligola | 16 | Daughter | New Worker | Massachusetts |
| 25 | John Troir | 32 | Head | Making Shoes | Massachusetts |
| 26 | Helena Troir | 27 | Wife | Shoe Lady | Massachusetts |
| 27 | John Vorgan | 39 | Head | New Worker | Massachusetts |
| 28 | John L Clark | 60 | Head | Police Officer | Massachusetts |
| 29 | Leana Clark | 63 | Wife | — | Massachusetts |
| 30 | John L Jr Clark | 28 | Son | Bus Driver | Massachusetts |
| 31 | Florence Clark THIS PERSON | 26 | Daughter | Clerk | Massachusetts |
| 32 | Ann F Clark | 23 | Daughter | Clerk | Massachusetts |
| 33 | Ralph J Clark | 22 | Son | Clerk | Massachusetts |
| 34 | Carl J Barron | 73 | Head | — | Sweden |
| 35 | Maria Barron | 75 | Wife | — | Sweden |
| 36 | John Manning | 70 | Head | — | Irish Free State |
| 37 | Abbie Manning | 61 | Wife | — | Massachusetts |
| 38 | John Jr Manning | 29 | Son | Clerk | Massachusetts |
| 39 | Carol Manning | 27 | Daughter | Hair Dresser | Massachusetts |
| 40 | Irene Manning | 27 | Daughter | Clerk | Massachusetts |
Pedigree Summary
Florence + 3 siblings
Gen 1 · 5 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)