JC
John Crawford — 1940 US Census Record
Model Tree available1940 United States Federal Census · Adair-County, Missouri
Our Model Tree links this John Crawford across the 1920, 1930 and 1940 US Censuses in Adair-County, Missouri (XGBoost, ~Confirmed), with identified parents John & Nettie — first a head (b.~1907), then head of a 4-person household.
Age 33
b. ~1907
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Adair-County, Missouri |
| Surname | Crawford |
| Given Name | John B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Kirksville |
| 1935 Residence (County) | Adair |
| Additional Details | |
| Occupation | Cutter |
| Industry | Shoe Factory |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 1144 |
| Highest Grade | No 8 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Cutter |
| Township / Ward | Millard |
| Est. Birth Year | ~1907 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Crawford | Head | — | 33 | ~1907 |
| John Crawford | Son | — | 3 | ~1937 |
| Hollis Crawford | Son | — | ~1940 | |
| Ethel Crawford | Spouse | — | 30 | ~1910 |
Census Appearances
1920
Adair, Missouri
Son, age 11
Adair, Missouri · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crawford |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Adair, Missouri
Son, age 22
Adair, Missouri · implied b. ~1908 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crawford |
| Given Name | John B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Cutter |
| Industry | Shoe Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Adair-County, Missouri
Head, age 33
Adair-County, Missouri · implied b. ~1907 — 4 household members
| Surname | Crawford |
| Given Name | John B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Kirksville |
| 1935 Residence (County) | Adair |
| Occupation | Cutter |
| Industry | Shoe Factory |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 1144 |
| Highest Grade | No 8 |
| 1935 Residence | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 John Crawford (~0.92 confidence) and mother Nettie Crawford (~0.92 confidence) and father Jesse Crawford (~0.92 confidence) and mother Viola Crawford (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Crawford
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Nettie Crawford
b. ~1864
Source mother
● Household
· direct · ~0.92
Father
Jesse Crawford
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Viola Crawford
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Crawford
Head · 1940 · age 33 · b. ~1907 · Missouri
★ 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 — Adair-County, Missouri
Open full size
1940 US Federal Census — Adair-County, Missouri
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02081-00481)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Samuel O. Fortney | 4 | Son | — | Missouri |
| 42 | Naomi F. Fortney | 12 | Daughter | — | Missouri |
| 43 | Nancy L. Mahaffey | 84 | Mother-in-law | — | Kentucky |
| 44 | Clifton O. Crout | 60 | Head | Laborer | Missouri |
| 45 | Bertha E. Crout | 49 | Wife | — | Missouri |
| 46 | Sarah G. Wood | 66 | Mother-in-law | — | Kansas |
| 47 | Alice A. Lance | 84 | Head | — | Missouri |
| 48 | Melvin L. Mcclanahan | 36 | Head | Caretaker | Missouri |
| 49 | Irma G. Mcclanahan | 34 | Wife | — | Oklahoma |
| 50 | Beverly J. Mcclanahan | 11 | Daughter | — | Missouri |
| 51 | Barbara J. Mcclanahan | 9 | Daughter | — | Missouri |
| 52 | Oliver B. Cain | 79 | Head | Proprietor | Missouri |
| 53 | Charles O. Fortney | 75 | Head | — | Illinois |
| 54 | Bessie Fortney | 38 | Daughter | Clerk | Missouri |
| 55 | Viola Fortney | 32 | Daughter | Clerk | Missouri |
| 56 | Melvin C. Smith | 28 | Head | Lasting Assembler | Missouri |
| 57 | Hellen L. Smith | 23 | Wife | Clerk | Missouri |
| 58 | James A. Spenser | 39 | Head | Truck Driver | Missouri |
| 59 | Edna O. Spenser | 35 | Wife | — | Missouri |
| 60 | Hellen I. Spenser | 9 | Daughter | — | Missouri |
| 61 | Henry G. Garlock | 68 | Head | — | Missouri |
| 62 | Ruth Garlock | 27 | Daughter | — | Missouri |
| 64 | Layton J. Wheeler | 73 | Head | — | Missouri |
| 65 | Catherine Cain | 79 | Sister | — | Kentucky |
| 66 | Ethel Carves | 73 | Friend | — | Illinois |
| 67 | John B. Crawford THIS PERSON | 33 | Head | Cutter | Missouri |
| 68 | Ethel M. Crawford | 30 | Wife | — | Iowa |
| 69 | John E. Crawford | 3 | Son | — | Missouri |
| 70 | Hollis D. Crawford | 0 | Son | — | Missouri |
| 71 | Cleo H. Ledford | 19 | Head | Farmer | Missouri |
| 72 | Margaret F. Ledford | 17 | Wife | — | Missouri |
| 73 | Glenn W. Gerhold | 26 | Brother-in-law | Proprietor | Missouri |
| 74 | Walter S. Davison | 45 | Head | Farmer | Missouri |
| 75 | Mary C. Davison | 49 | Wife | — | Virginia |
| 76 | Rosalee Davison | 18 | Daughter | — | Missouri |
| 77 | Thomas H. Davison | 15 | Son | — | Missouri |
| 78 | Mary L. Davison | 12 | Daughter | — | Missouri |
| 79 | Walter S. Davison | 8 | Son | — | Missouri |
| 80 | Carl Harrison | 44 | Head | Farmer | Missouri |
Pedigree Summary
John
Gen 1 · 4 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)