WC
William Callahan — 1940 US Census Record
Model Tree available1940 United States Federal Census · Fulton-County, Georgia
Our Model Tree links this William Callahan across the 1920, 1930 and 1940 US Censuses in Fulton-County, Georgia (XGBoost, ~Confirmed), with identified parents Jane & Wm — first a son (b.~1913), then head of a 2-person household.
Age 27
b. ~1913
Male
Son
Born: Georgia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Fulton-County, Georgia |
| Surname | Callahan |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | East Point City |
| 1935 Residence (County) | Fulton |
| Additional Details | |
| Occupation | Landscaper |
| Industry | Private Estate |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 720 |
| Highest Grade | C 2 |
| 1935 Residence | Same house |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Landscaper |
| Township / Ward | East Point City |
| Est. Birth Year | ~1913 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Claudie Callahan | Head | — | 55 | ~1885 |
| William Callahan | Son | — | 27 | ~1913 |
Census Appearances
1920
Fulton, Georgia
Son, age 7
Fulton, Georgia · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Callahan |
| Given Name | William B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Georgia |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1930
Fulton, Georgia
Son, age 17
Fulton, Georgia · implied b. ~1913 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Callahan |
| Given Name | William S |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Georgia |
| Can Read/Write | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1940
Fulton-County, Georgia
Son, age 27
Fulton-County, Georgia · implied b. ~1913 — 2 household members
| Surname | Callahan |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Georgia |
| 1935 Residence (City) | East Point City |
| 1935 Residence (County) | Fulton |
| Occupation | Landscaper |
| Industry | Private Estate |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 720 |
| Highest Grade | C 2 |
| 1935 Residence | Same house |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
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 William Callahan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Jane Callahan (~0.84 confidence) and father Wm Callahan (~0.84 confidence) and father Render Callahan (~0.92 confidence) and mother Claudia Callahan (~0.92 confidence). The pedigree spans 2 generations with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.88
Mother
Jane Callahan
b. ~1842
Source father>mother
● Household
· direct · ~0.84
Father
Wm Callahan
b. ~1843
Source father>father
● Household
· direct · ~0.84
Father
Render Callahan
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Claudia Callahan
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Callahan
Son · 1940 · age 27 · b. ~1913 · Georgia
★ 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 — Fulton-County, Georgia
Open full size
1940 US Federal Census — Fulton-County, Georgia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00674-00364)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eldridge May | 28 | Son-in-law | Manager | Alabama |
| 2 | Evelyn May | 26 | Daughter | — | Georgia |
| 3 | Sandra Jane May | 5 | Granddaughter | — | Georgia |
| 4 | Wallace R. Page | 33 | Head | Steelworker | Georgia |
| 5 | Minnie Page | 30 | Wife | — | Georgia |
| 6 | Louise Page | 9 | Daughter | — | Georgia |
| 7 | Howard H. Jolley | 37 | Head | Laborer | Tennessee |
| 8 | Nannie Lou Jolley | 34 | Wife | — | Georgia |
| 9 | Howard F. Jolley | 13 | Son | — | Georgia |
| 10 | Tity Hugh Malone | 70 | Head | — | Georgia |
| 11 | Alberta Malone | 64 | Wife | — | Georgia |
| 12 | Thomas H. Weaver | 38 | Head | Proprietor | Alabama |
| 13 | Florie Weaver | 33 | Wife | Waitress | Georgia |
| 14 | Marguerite Weaver | 16 | Daughter | Waitress | Georgia |
| 15 | Albert T. Haney | 50 | Head | Guard | Georgia |
| 16 | Fannie Haney | 51 | Wife | — | Georgia |
| 17 | Ralph Haney | 19 | Son | Baker | Georgia |
| 18 | Sarah E. Haney | 16 | Daughter | Houseworker | Georgia |
| 19 | Mary Lou Haney | 11 | Daughter | — | Georgia |
| 20 | Carl T. Daniel | 27 | Head | Private 1St Class | Tennessee |
| 21 | Margaret Daniel | 20 | Wife | — | Georgia |
| 22 | Sam C. Greer | 55 | Head | Meal Grinder | Georgia |
| 23 | Robert Hoyt Greer | 26 | Son-in-law | Upholsterer | Georgia |
| 24 | Louise Greer | 24 | Daughter | Baker'S Asst. | Georgia |
| 25 | Mamie Greer | 52 | Wife | Power Machine | Georgia |
| 26 | Jo Ann Greer | 11 | Daughter | — | Georgia |
| 27 | Earl W. Anderson | 40 | Head | Custodian | Kansas |
| 28 | Grace V. Anderson | 39 | Wife | Dental Assistant | Kentucky |
| 29 | John W. Anderson | 69 | Father | — | W. Virginia |
| 30 | Kettie C. Anderson | 68 | Mother | — | Michigan |
| 31 | Albert E. Holt | 24 | Head | Truck Driver | Georgia |
| 32 | Annie C. Holt | 22 | Wife | Folder | Georgia |
| 33 | Edward F. Ogilvie | 29 | Head | Communications | S. Carolina |
| 34 | Lillian Ogilvie | 29 | Wife | — | S. Carolina |
| 35 | Edward Jr. Ogilvie | 4 | Son | — | S. Carolina |
| 36 | Jesse C. Bennett | 27 | Head | Street Car Opr. | Georgia |
| 37 | Gertrude A. Bennett | 25 | Wife | — | Georgia |
| 38 | Claudie Callahan | 55 | Head | Clerical Clerk | Georgia |
| 39 | William Callahan THIS PERSON | 27 | Son | Landscaper | Georgia |
| 40 | Ella E. Wills | 32 | Head | Sewing Room | Georgia |
Pedigree Summary
William
Gen 1 · 2 parents
~0.92
Gen 2 · 2 grandparents
~0.84
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)