RC
Ruth Cook — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, Massachusetts
Our Model Tree links this Ruth Cook across the 1920, 1930 and 1940 US Censuses in Essex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Mary & Fred — first a spouse (b.~1916), then head of a 3-person household.
Age 24
b. ~1916
Female
Spouse
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, Massachusetts |
| Surname | Cook |
| Given Name | Ruth E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lawrence |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Highest Grade | C-2 |
| 1935 Residence | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Methuen |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Irvin Cook | Son | — | 3 | ~1937 |
| Ervin Cook | Head | — | 24 | ~1916 |
| Ruth Cook | Spouse | — | 24 | ~1916 |
Census Appearances
1920
Middlesex, Massachusetts
Daughter, age 3
Middlesex, Massachusetts · implied b. ~1917 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Ruth E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New York |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Daughter, age 13
Middlesex, Massachusetts · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cook |
| Given Name | Ruth E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Essex-County, Massachusetts
Spouse, age 24
Essex-County, Massachusetts · implied b. ~1916 — 3 household members
| Surname | Cook |
| Given Name | Ruth E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Lawrence |
| 1935 Residence (County) | Essex |
| Highest Grade | C-2 |
| 1935 Residence | Massachusetts |
| 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 Ruth Cook across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Cook (~0.92 confidence) and father Fred Cook (~0.92 confidence) and mother Mary Cook (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Cook
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
Fred Cook
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Mary Cook
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Cook
Spouse · 1940 · age 24 · b. ~1916 · Massachusetts
★ 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 — Essex-County, Massachusetts
Open full size
1940 US Federal Census — Essex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01586-00044)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Katherine L. Parr | 61 | Wife | — | Massachusetts |
| 2 | Irene W. Forbes | 57 | Head | — | Massachusetts |
| 3 | Marion L. Forbes | 47 | Sister | — | Massachusetts |
| 4 | William P. Forbes | 37 | Brother | Dentist | Massachusetts |
| 5 | Fred S. Buzzell | 62 | Head | Clerk | Massachusetts |
| 6 | Blanche A. Buzzell | 58 | Wife | — | England |
| 7 | Lelan B. Buzzell | 32 | Head | Office Clerk | Massachusetts |
| 8 | Dorothy Buzzell | 31 | Wife | — | England |
| 9 | Elaine R. Buzzell | 3 | Daughter | — | Massachusetts |
| 10 | Edith E. Metcalf | 67 | Mother-in-law | — | England |
| 11 | Hattie A. Gillis | 65 | Lodger | — | Massachusetts |
| 12 | Albert Johnson | 51 | Head | Dyer | Sweden |
| 13 | Rose A. Johnson | 43 | Wife | Mender | Massachusetts |
| 14 | Barbara A. Johnson | 14 | Daughter | — | Massachusetts |
| 15 | Annie L. Brain | 75 | Head | — | England |
| 16 | Lillian E. Brain | 49 | Daughter | Mending | New Hampshire |
| 17 | Albert C. Brain | 45 | Son | Shift Tender | New Hampshire |
| 18 | James R. Taylor | 57 | Head | Superintendent | Canada |
| 19 | Ruth G. Taylor | 58 | Wife | — | New York |
| 20 | James R. Jr. Taylor | 21 | Son | Topper | Massachusetts |
| 21 | Ervin P. Cook | 24 | Head | Furniture Salesman | Massachusetts |
| 22 | Ruth E. Cook THIS PERSON | 24 | Wife | — | Massachusetts |
| 23 | Irvin P. Jr. Cook | 3 | Son | — | Massachusetts |
| 24 | Richard E. Taplin | 27 | Head | Magazine Salesman | Massachusetts |
| 25 | Marie L. Taplin | 20 | Wife | General Housewoman | Massachusetts |
| 26 | Harriet M. Sawyer | 70 | Head | — | New Hampshire |
| 27 | Berth F. Snell | 68 | Sister | — | Massachusetts |
| 28 | Persis F. Pendleton | 16 | Grand Daughter | — | Massachusetts |
| 29 | Benjamin Foster | 52 | Head | Spinning Section Hand | England |
| 30 | Alice Foster | 51 | Wife | — | Russia |
| 31 | Dorothy E. Foster | 28 | Daughter | Stenographer | New Hampshire |
| 32 | John Jackson | 54 | Head | Carpenter | England |
| 33 | Laura E. Jackson | 55 | Wife | — | Massachusetts |
| 34 | Charles H. Cooper | 65 | Head | Clerk | Massachusetts |
| 35 | Grace H. Cooper | 64 | Wife | — | Massachusetts |
| 36 | Nellie Stone | 55 | Head | — | England |
| 37 | Edith C. Stone | 27 | Daughter | Clerk | Massachusetts |
| 38 | James E. Pearson | 60 | Head | Dyer | England |
| 39 | Laura Pearson | 54 | Wife | — | England |
| 40 | Raymond A. Pearson | 28 | Son | Weigher + Checker | Canada |
Pedigree Summary
Ruth
Gen 1 · 3 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)