JL
James Lambert — 1940 US Census Record
Model Tree available1940 United States Federal Census · Franklin-County, Ohio
Our Model Tree links this James Lambert across the 1920, 1930 and 1940 US Censuses in Franklin-County, Ohio (XGBoost, ~Confirmed), with identified parents William & Florence — first a head (b.~1900), then head of a 4-person household.
Age 40
b. ~1900
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Franklin-County, Ohio |
| Surname | Lambert |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Columbus |
| 1935 Residence (County) | Franklin |
| Additional Details | |
| Occupation | messenger |
| Industry | Express |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 2544 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Messenger |
| Township / Ward | Columbus |
| Est. Birth Year | ~1900 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Anna Lambert | Daughter | — | 15 | ~1925 |
| Edith Lambert | Spouse | — | 40 | ~1900 |
| Mumford Lambert | Son | — | 21 | ~1919 |
| James Lambert | Head | — | 40 | ~1900 |
Census Appearances
1920
Franklin, Ohio
Son, age 20
Franklin, Ohio · implied b. ~1900 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lambert |
| Given Name | James R |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Messenger helper |
| Industry | Railway express |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Franklin, Ohio
Head, age 30
Franklin, Ohio · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lambert |
| Given Name | James L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 24 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Installer |
| Industry | Telephone Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Radio Set | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Franklin-County, Ohio
Head, age 40
Franklin-County, Ohio · implied b. ~1900 — 4 household members
| Surname | Lambert |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Columbus |
| 1935 Residence (County) | Franklin |
| Occupation | messenger |
| Industry | Express |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 2544 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 James Lambert across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Lambert (~0.92 confidence) and mother Florence Lambert (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Lambert
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Florence Lambert
b. ~1873
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Lambert
Head · 1940 · age 40 · b. ~1900 · Ohio
★ 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 — Franklin-County, Ohio
Open full size
1940 US Federal Census — Franklin-County, Ohio
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03246-00140)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Martha Mason | 72 | Head | — | Ohio |
| 42 | Roscoe Bazill | 56 | Head | None | Ohio |
| 43 | Myrtle Bazill | 53 | Wife | None | Ohio |
| 44 | Adams Ehmann | 46 | Head | Mgr. | Ohio |
| 45 | Ida Ehmann | 41 | Wife | None | West Va |
| 46 | Velma Ehmann | 21 | Daughter | Bookkeeper | West Va |
| 47 | James Ehmann | 20 | Son | None | Ohio |
| 48 | Tom J. Marshall | 62 | Head | Millwright | Ohio |
| 49 | Mildred Marshall | 62 | Wife | None | Ohio |
| 50 | George Ferris | 47 | Head | Accountant | Ohio |
| 51 | Mildred Ferris | 47 | Wife | None | Indiana |
| 52 | Howard Dressel | 47 | Head | Switchman | Ohio |
| 53 | Leona Dressel | 48 | Wife | None | Ohio |
| 54 | Howard B. Dressel | 17 | Son | Organist | Ohio |
| 55 | Joanne Dressel | 15 | Daughter | None | Ohio |
| 56 | James Lambert THIS PERSON | 40 | Head | Messenger | Ohio |
| 57 | Edith Lambert | 40 | Wife | Saleslady | Ohio |
| 58 | Mumford Lambert | 21 | Son | Bookkeeper | Ohio |
| 59 | Anna May Lambert | 15 | Daughter | None | Ohio |
| 60 | Charles Latham | 61 | Head | Clerk | Columbus |
| 61 | Leona P. Latham | 57 | Wife | None | Columbus |
| 62 | Faye Latham | 31 | Daughter | Clerk | Columbus |
| 64 | Chester Downs | 37 | Head | Salesman | Ohio |
| 65 | Ona B. Downs | 36 | Wife | None | Ohio |
| 66 | Marilyn Downs | 6 | Daughter | None | Ohio |
| 67 | Mary E. Anderson | 39 | Mother-in-law | Pbx Oper. | Ohio |
| 68 | Edward Dellenbach | 71 | Head | None | Kansas |
| 69 | Margaret Dellenbach | 45 | Daughter | Designer | Ohio |
| 70 | Edna Dellenbach | 40 | Daughter | Pbx Oper. | Ohio |
| 71 | Curtis Wade | 29 | Head | Meat Cutter | Ohio |
| 72 | Marjorie Wade | 23 | Wife | None | Ohio |
| 73 | Dianne Wade | 2 | Daughter | — | Ohio |
| 74 | John Amsbary | 24 | Head | Salesman | Ohio |
| 75 | Eleanor Amsbary | 20 | Wife | None | Ohio |
| 76 | Phillip Mcdonnal | 49 | Head | Stationary Engineer | Ohio |
| 77 | Florence Mcdonnal | 49 | Wife | None | Ohio |
| 78 | Anne Louise Mcdonnal | 20 | Daughter | Purchasing Agent | Ohio |
| 79 | Paul D. Mcdonnal | 17 | Son | New Worker | Ohio |
| 80 | Marie H. Mcdonnal | 12 | Daughter | — | Ohio |
Pedigree Summary
James
Gen 1 · 2 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)