JW
James Warner — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this James Warner across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 3-person household.
Age 55
b. ~1885
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Warner |
| Given Name | James O |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | merchant |
| Industry | paper company |
| Class of Worker | PW |
| Hours Worked | 38 |
| Income (1939) | 5000 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Merchant |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1885 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Warner | Head | — | 55 | ~1885 |
| Judith Warner | Daughter | — | 16 | ~1924 |
| Judith Warner | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Baltimore, Maryland
Head, age 32
Baltimore, Maryland · implied b. ~1888
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Warner |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Laborer |
| Industry | Steel Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Head, age 43
Baltimore, Maryland · implied b. ~1887
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Werner |
| Given Name | Jasper |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 20 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Salesman |
| Industry | Drug Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 30 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 55
Baltimore-City-County, Maryland · implied b. ~1885 — 3 household members
| Surname | Warner |
| Given Name | James O |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | merchant |
| Industry | paper company |
| Class of Worker | PW |
| Hours Worked | 38 |
| Income (1939) | 5000 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Warner across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Warner
Head · 1940 · age 55 · b. ~1885 · Maryland
★ 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 — Baltimore-City-County, Maryland
Open full size
1940 US Federal Census — Baltimore-City-County, Maryland
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01521-00015)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John H Schaefer | 59 | Lodger | Mutual Clerk | Maryland |
| 3 | Frederick B Smith | 42 | Head | Doctor | Maryland |
| 4 | Adeline C Smith | 46 | Wife | — | Maryland |
| 5 | Margaret S Smith | 16 | Daughter | — | Maryland |
| 6 | Frederick B Jr Smith | 13 | Son | — | Maryland |
| 7 | S. Lankford Kirkley | 43 | Head | Lawyer | Maryland |
| 8 | Julia M Kirkley | 42 | Wife | — | Maryland |
| 9 | George S Kirkley | 13 | Son | — | Maryland |
| 10 | Frank D Schuyler | 64 | Head | Gen. Frt. Agt. | Maryland |
| 11 | Clara M Schuyler | 60 | Wife | — | Maryland |
| 12 | Dorothy M Schuyler | 32 | Daughter | School Teacher | Maryland |
| 13 | Gladys M Schuyler | 31 | Daughter | Secretary | Maryland |
| 14 | Violet Schuyler | 24 | Daughter | — | Maryland |
| 15 | John H Bruno | 69 | Head | Clerk | Maryland |
| 16 | Mary E Bruno | 63 | Wife | — | Maryland |
| 17 | Mary G Bruno | 31 | Daughter | Secretary | Maryland |
| 18 | John A Bruno | 29 | Son | Clerk | Maryland |
| 19 | John A Evans | 74 | Head | Medical Doctor | Pennsylvania |
| 20 | Stella B Evans | 70 | Wife | — | Maryland |
| 21 | Martha L Evans | 38 | Daughter | — | Maryland |
| 22 | Sydie W Evans | 30 | Daughter | Teacher | Maryland |
| 23 | Virginia J Evans | 27 | Daughter | — | Maryland |
| 24 | Henry A Lowry | 48 | Head | Executive | Maryland |
| 25 | Alice V Lowry | 48 | Wife | — | Maryland |
| 26 | Margaret N Lowry | 20 | Daughter | — | Maryland |
| 27 | Mildred A Lowry | 17 | Daughter | — | Maryland |
| 28 | Henry A Lowry | 14 | Son | — | Maryland |
| 29 | Alice J Lowry | 12 | Daughter | — | Maryland |
| 30 | Andrew G Wappington | 57 | Head | Lawyer | Maryland |
| 31 | Anne Wappington | 35 | Wife | — | Maryland |
| 32 | E. Raymond Moore | 70 | Head | — | Maryland |
| 33 | Irvin J Backus | 47 | Son-in-law | Executive | Michigan |
| 34 | Helen M Backus | 45 | Daughter | — | Maryland |
| 35 | Reginald Dragonette | 67 | Head | Proprietor | Maryland |
| 36 | Mary Dragonette | 62 | Wife | — | Pennsylvania |
| 37 | Laura L Crotty | 83 | Mother-in-law | — | Pennsylvania |
| 38 | James O Warner THIS PERSON | 55 | Head | Merchant | Maryland |
| 39 | Judith M Warner | 49 | Wife | — | Maryland |
| 40 | Judith M Warner | 16 | Daughter | — | Maryland |
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)