JC
John Crawford — 1940 US Census Record
Model Tree available1940 United States Federal Census · Franklin-County, Ohio
Our Model Tree links this John Crawford across the 1920, 1930 and 1940 US Censuses in Franklin-County, Ohio (XGBoost, ~Confirmed), with identified parents Harry & Loretta — first a son (b.~1915), then head of a 9-person household.
Age 25
b. ~1915
Male
Son
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Franklin-County, Ohio |
| Surname | Crawford |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Columbus |
| 1935 Residence (County) | Franklin |
| Additional Details | |
| Occupation | Adjuster |
| Industry | Ac. Credit Co |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 420 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Adjuster |
| Township / Ward | Columbus |
| Est. Birth Year | ~1915 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mary Crawford | Daughter | — | 18 | ~1922 |
| Clara Crawford | Daughter | — | 14 | ~1926 |
| Anna Crawford | Daughter | — | 10 | ~1930 |
| Harry Crawford | Head | — | 56 | ~1884 |
| Franklin Crawford | Son | — | 12 | ~1928 |
| John Crawford | Son | — | 25 | ~1915 |
| Stanley Crawford | Son | — | 20 | ~1920 |
| Harry Crawford | Son | — | 24 | ~1916 |
| Loretta Crawford | Spouse | — | 53 | ~1887 |
Census Appearances
1920
Franklin, Ohio
Son, age 5
Franklin, Ohio · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crawford |
| Given Name | John J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Franklin, Ohio
Son, age 15
Franklin, Ohio · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crawford |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Franklin-County, Ohio
Son, age 25
Franklin-County, Ohio · implied b. ~1915 — 9 household members
| Surname | Crawford |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Columbus |
| 1935 Residence (County) | Franklin |
| Occupation | Adjuster |
| Industry | Ac. Credit Co |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 420 |
| Highest Grade | H-4 |
| 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 John Crawford across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harry Crawford (~0.92 confidence) and mother Loretta Crawford (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harry Crawford
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Loretta Crawford
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Crawford
Son · 1940 · age 25 · b. ~1915 · Ohio
★ You are viewing this record
Sibling
Clara Crawford
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Crawford
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Crawford
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Crawford
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Stanley Crawford
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Franklin Crawford
Sibling · 1940 · age 12
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 — Franklin-County, Ohio
Open full size
1940 US Federal Census — Franklin-County, Ohio
Page Contents
33 people indexed on this census page (nara:1940:m-t0627-03248-00489)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 46 | Harry O. Sr Crawford | 56 | Head | Salesman | Ohio |
| 47 | Loretta J. Crawford | 53 | Wife | — | Ohio |
| 48 | John J. Crawford THIS PERSON | 25 | Son | Adjuster | Ohio |
| 49 | Harry O. Jr. Crawford | 24 | Son | Bus Driver | Ohio |
| 50 | Stanley L. Crawford | 20 | Son | — | Ohio |
| 51 | Mary L. Crawford | 18 | Daughter | — | Ohio |
| 52 | Clara L. Crawford | 14 | Daughter | — | Ohio |
| 53 | Franklin J. Crawford | 12 | Son | — | Ohio |
| 54 | Anna Crawford | 10 | Daughter | — | Ohio |
| 56 | Orpha (X) Wilson | 63 | Head | Dressmaker | Ohio |
| 57 | Rhynar Rose Wilson | 60 | Sister | — | Ohio |
| 58 | Aura Von Schoyck | 36 | Head | Typist | Ohio |
| 60 | Henry R. (X) Wilder | 71 | Head | Salesman | Ohio |
| 61 | Alvida Wilder | 66 | Wife | — | Ohio |
| 62 | Violet Slater | 38 | Daughter | Kindegarden | Ohio |
| 63 | Mary M. (X) Parrish | 63 | Head | Home Mother | Ohio |
| 64 | Vince O. (X) Bond | 51 | Head | — | Ohio |
| 65 | William A Bond | 26 | Son | Assist Accnt | Ohio |
| 66 | Welles F. Bond | 25 | Son | Assist Accountant | Ohio |
| 67 | Mary Bond | 23 | Daughter | Stenographer | Ohio |
| 68 | Betty Ann Bond | 13 | Daughter | — | Ohio |
| 69 | Charles H. (X) Fowler | 79 | Head | Retired | Canada |
| 70 | Nellie M Fowler | 78 | Wife | — | Iowa |
| 71 | Lillian L. Woodbury | 52 | Daughter | — | Penn. |
| 72 | Charles H Woodbury | 28 | Son | Accountant | Ohio |
| 73 | Nettie Hubbard | 69 | Sister | — | Penn. |
| 74 | Elizabeth Rose | 75 | Head | — | Ohio |
| 75 | Minnie Rose | 73 | Sister | — | Ohio |
| 76 | Samuel L. Steward | 30 | Nephew | Teacher | Ohio |
| 77 | George Morris | 44 | Lodger | Mechanic | Ohio |
| 78 | Alice Middleton | 50 | Head | — | Penn. |
| 79 | William J. Middleton | 28 | Son | Student | Ohio |
| 80 | Robert Earl Middleton | 19 | Son | — | Ohio |
Pedigree Summary
John + 6 siblings
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)