JC
John Curtis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mobile-County, Alabama
Our Model Tree links this John Curtis across the 1930 and 1940 US Censuses in Mobile-County, Alabama (XGBoost, ~Confirmed) — first a head (b.~1902), then head of a 8-person household.
Age 38
b. ~1902
Male
Head
Born: Alabama
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mobile-County, Alabama |
| Surname | Curtis |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Mobile City |
| 1935 Residence (County) | Mobile |
| Additional Details | |
| Occupation | Laborer |
| Industry | Gravel and Cement Co |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 400 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Laborer |
| Township / Ward | Mobile City |
| Est. Birth Year | ~1902 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Georgia Curtis | Daughter | — | 17 | ~1923 |
| Alma Curtis | Daughter | — | 9 | ~1931 |
| John Curtis | Head | — | 38 | ~1902 |
| Grant Curtis | Son | — | 12 | ~1928 |
| Herbert Curtis | Son | — | 9 | ~1931 |
| Alfred Curtis | Son | — | 15 | ~1925 |
| James Curtis | Son | — | 8 | ~1932 |
| Betty Curtis | Spouse | — | 35 | ~1905 |
Census Appearances
1930
Mobile, Alabama
Head, age 29
Mobile, Alabama · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Curtis |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Alabama |
| Father's Birthplace | United States |
| Mother's Birthplace | United States |
| Occupation | Laborer |
| Industry | Irrigation |
| Class of Worker | W |
| Can Read/Write | No |
| Home Owned/Rented | R |
| Home Value / Rent | 7.00 |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Mobile-County, Alabama
Head, age 38
Mobile-County, Alabama · implied b. ~1902 — 8 household members
| Surname | Curtis |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Alabama |
| 1935 Residence (City) | Mobile City |
| 1935 Residence (County) | Mobile |
| Occupation | Laborer |
| Industry | Gravel and Cement Co |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 400 |
| Highest Grade | No 0 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Curtis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Curtis
Head · 1940 · age 38 · b. ~1902 · Alabama
★ 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 — Mobile-County, Alabama
Open full size
1940 US Federal Census — Mobile-County, Alabama
Page Contents
37 people indexed on this census page (nara:1940:m-t0627-00065-00495)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robbie Lott | 60 | Head | Policeman | Mississippi |
| 2 | Mae Lott | 47 | Wife | — | Alabama |
| 3 | Mae Lott | 16 | Daughter | — | Alabama |
| 4 | Aulaton Storke | 6 | Ward | — | Alabama |
| 5 | Mary Raynor | 35 | Head | — | North Carolina |
| 6 | Madeline Raynor | 16 | Daughter | New Worker | North Carolina |
| 7 | Leah Gr. Raynor | 13 | Son | — | Alabama |
| 8 | Lloyd Raynor | 12 | Son | — | Alabama |
| 9 | Dorothy Raynor | 10 | Daughter | — | Alabama |
| 10 | Clyde Raynor | 9 | Son | — | Alabama |
| 11 | Mary Louise Raynor | 7 | Daughter | — | Alabama |
| 12 | Carlos Raynor | 6 | Son | — | Alabama |
| 13 | Charlie Raynor | 4 | Son | — | Alabama |
| 14 | Madeline Raynor | 0 | Daughter | — | Alabama |
| 15 | Wilson Cherkinkey | 37 | Head | Machinist | Alabama |
| 16 | Gertie Cherkinkey | 35 | Wife | — | Alabama |
| 17 | Virginia Cherkinkey | 15 | Daughter | — | Alabama |
| 18 | Wilson Gr. Cherkinkey | 13 | Son | — | Louisiana |
| 19 | Gladys Cherkinkey | 11 | Daughter | — | Alabama |
| 20 | June Cherkinkey | 8 | Daughter | — | Alabama |
| 21 | James Cherkinkey | 6 | Son | — | Alabama |
| 22 | Sadie Cherkinkey | 3 | Daughter | — | Alabama |
| 23 | John Curtis THIS PERSON | 38 | Head | Laborer | Alabama |
| 24 | Betty Curtis | 35 | Wife | Laundress | Alabama |
| 25 | Georgia Curtis | 17 | Daughter | Servant | Alabama |
| 26 | Alfred Curtis | 15 | Son | Laborer | Alabama |
| 27 | Grant Curtis | 12 | Son | — | Alabama |
| 28 | Alma Curtis | 9 | Daughter | — | Alabama |
| 29 | Herbert Curtis | 9 | Son | — | Alabama |
| 30 | James Curtis | 8 | Son | — | Alabama |
| 31 | Travis Hedger | 38 | Head | Truck Driver | Alabama |
| 32 | Roberta Hedger | 36 | Wife | Laundress | Alabama |
| 33 | Irvia Gr. Hedger | 12 | Son | — | Alabama |
| 34 | Robert Hedger | 11 | Son | — | Alabama |
| 35 | Mary Hedger | 9 | Daughter | — | Alabama |
| 36 | Eloise Hedger | 7 | Daughter | — | Alabama |
| 37 | Julia Collins | 39 | Head | Cook | Alabama |
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)