CS
Catherine Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Barnstable-County, Massachusetts
Our Model Tree links this Catherine Smith across the 1920, 1930 and 1940 US Censuses in Barnstable-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Leslie & Eva — first a daughter (b.~1919), then head of a 6-person household.
Age 21
b. ~1919
Female
Daughter
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Barnstable-County, Massachusetts |
| Surname | Smith |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Provincetown (town) |
| 1935 Residence (County) | Barnstable |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Provincetown Town |
| Est. Birth Year | ~1919 |
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 Catherine | Age | Birth yr |
|---|---|---|---|---|
| Marilyn Chapman | Daughter | — | 9 | ~1931 |
| Catherine Smith | Daughter | — | 21 | ~1919 |
| Leslie Chapman | Head | — | 47 | ~1893 |
| Charles Smith | Other | — | 27 | ~1913 |
| Benjamin Chapman | Other | — | 73 | ~1867 |
| Eva Chapman | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Barnstable, Massachusetts
Daughter, age 1
Barnstable, Massachusetts · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Catherine S |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Barnstable, Massachusetts
Daughter, age 11
Barnstable, Massachusetts · implied b. ~1919 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Catherine A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| 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
Barnstable-County, Massachusetts
Daughter, age 21
Barnstable-County, Massachusetts · implied b. ~1919 — 6 household members
| Surname | Smith |
| Given Name | Catherine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Provincetown (town) |
| 1935 Residence (County) | Barnstable |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| 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 Catherine Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Leslie Chapman (~0.92 confidence) and mother Eva Chapman (~0.92 confidence) and father James Smith (~0.92 confidence) and father Louis Smith (~0.92 confidence) and mother Ethel Smith (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Leslie Chapman
b. ~1893
Source father
● Household
· direct · ~0.92
Mother
Eva Chapman
b. ~1893
Source mother
● Household
· direct · ~0.92
Father
James Smith
b. ~1892
Source father
● Household
· direct · ~0.92
Father
Louis Smith
b. ~1892
Source father
● Household
· direct · ~0.92
Mother
Ethel Smith
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Catherine Smith
Daughter · 1940 · age 21 · b. ~1919 · Massachusetts
★ You are viewing this record
Sibling
Marilyn Chapman
Sibling · 1940 · age 9
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 — Barnstable-County, Massachusetts
Open full size
1940 US Federal Census — Barnstable-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01566-00228)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Isaac Cerqueira | 48 | — | Baker | Portugal |
| 42 | Joseph O. Macara | 35 | Head | Carpenter | Massachusetts |
| 43 | Helen Macara | 34 | Wife | — | Massachusetts |
| 44 | Mary Meads | 67 | Head | — | Azores |
| 45 | Jessie S. Meads | 53 | Son | House Keeper | Massachusetts |
| 46 | Harold A. Parker | 24 | Head | Helper In Restaurant | Massachusetts |
| 47 | Cheung Loir | 40 | Head | Owner & Operator | China |
| 48 | Catherine Loir | 30 | Wife | — | Maryland |
| 49 | David Loir | 3 | Son | — | New York |
| 50 | William Bradley | 45 | Head | — | Illinois |
| 51 | Loyola Bradley | 45 | Wife | — | New York |
| 52 | Leslie G. Chapman | 47 | Head | Manager | Massachusetts |
| 53 | Eva Chapman | 47 | Wife | — | Massachusetts |
| 54 | Marilyn Chapman | 9 | Daughter | — | Massachusetts |
| 55 | Catherine Smith THIS PERSON | 21 | Daughter | — | Massachusetts |
| 56 | Charles Smith | 27 | Son in law | Laborer | Massachusetts |
| 57 | Benjamin Chapman | 73 | Father | Auditor | Massachusetts |
| 58 | Joseph O. Aguiar | 72 | Head | Clerk | Massachusetts |
| 59 | Joaquin Costa | 57 | Head | Fisherman | Portugal |
| 60 | Selina B. Costa | 47 | Wife | — | Massachusetts |
| 61 | Barbara Costa | 16 | Daughter | — | Massachusetts |
| 62 | Deda Francis | 31 | Daughter | — | Massachusetts |
| 63 | Thomas C. Francis | 8 | Son in law | — | Massachusetts |
| 64 | Thomas Francis | 35 | Son in law | Carpenter | Massachusetts |
| 65 | Thomas J. Lewis | 72 | Head | Manager | Massachusetts |
| 66 | Mattie B. Lewis | 26 | Wife | — | Massachusetts |
| 67 | Janet Lewis | 4 | Daughter | Bookkeeper | Massachusetts |
| 68 | Alfred Gordon | 16 | Ward | Fisherman | Massachusetts |
| 69 | William Segura | 57 | Head | Fisherman | Portugal |
| 70 | Almeda Segura | 43 | Wife | — | Massachusetts |
| 71 | Mary Segura | 18 | Daughter | — | Massachusetts |
| 72 | Beatrice Segura | 15 | Daughter | — | Massachusetts |
| 73 | Raythlin Segura | 11 | Daughter | — | Massachusetts |
| 74 | Mildred Segura | 11 | Daughter | — | Massachusetts |
| 75 | Antoinette Segura | 8 | Daughter | — | Massachusetts |
| 76 | Laurene Segura | 5 | Son | — | Massachusetts |
| 77 | Luke A. Jr. Rocco | 30 | Head | Reporter | Massachusetts |
| 78 | Barbara N. Rocco | 26 | Wife | — | Massachusetts |
| 79 | Deborah Rocco | 4 | Daughter | — | Massachusetts |
| 80 | Carole J. Rocco | 2 | Daughter | — | Massachusetts |
Pedigree Summary
Catherine + 1 sibling
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)