JC
James Crosby — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this James Crosby across the 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed) — first a head (b.~1899), then head of a 7-person household.
Age 41
b. ~1899
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Crosby |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Salesman |
| Industry | Bakery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 278 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Salesman |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1899 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Robert Crosby | Son | — | 8 | ~1932 |
| James Crosby | Son | — | 18 | ~1922 |
| James Crosby | Head | — | 41 | ~1899 |
| Richard Doles | Other | — | 23 | ~1917 |
| Ethel Crosby | Spouse | — | 42 | ~1898 |
| John Knight | Other | — | 40 | ~1900 |
| Nancy Crosby | Daughter | — | 14 | ~1926 |
Census Appearances
1930
Baltimore, Maryland
Head, age 31
Baltimore, Maryland · implied b. ~1899 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Crosby |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 23 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Salesman |
| Industry | Fertilizer |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5700 |
| Radio Set | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 41
Baltimore-City-County, Maryland · implied b. ~1899 — 7 household members
| Surname | Crosby |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Salesman |
| Industry | Bakery |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 278 |
| 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 Crosby across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Crosby
Head · 1940 · age 41 · b. ~1899 · Maryland
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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
40 people indexed on this census page (nara:1940:m-t0627-01515-00154)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Benjamin Tucker | 58 | Head | Inspector | Maryland |
| 42 | Mary Tucker | 48 | Wife | Operator | Maryland |
| 43 | Reba Tucker | 18 | Daughter | — | Maryland |
| 44 | Charles Burns | 46 | Head | Machinist | Maryland |
| 45 | Lorraine Burns | 20 | Daughter | Dispenser | Maryland |
| 46 | Charles Jr. Burns | 22 | Son | Machinist | Maryland |
| 47 | Audrey Burns | 20 | Daughter | Operator | Maryland |
| 48 | David Chenoweth | 47 | Head | Door Hanger | Maryland |
| 49 | Emma Chenoweth | 50 | Wife | — | Maryland |
| 50 | David Jr. Chenoweth | 22 | Son | — | Maryland |
| 51 | Paul H. Meiselbach | 45 | Head | Salesman | Maryland |
| 52 | Gladys Meiselbach | 42 | Wife | Secretary | Maryland |
| 53 | Charles Hooper | 44 | Head | Recorder | Maryland |
| 54 | Elizabeth Hooper | 42 | Wife | — | Maryland |
| 55 | Charles Jr. Hooper | 12 | Son | — | Maryland |
| 56 | John Hooper | 8 | Son | — | Maryland |
| 57 | James Nogan | 42 | Head | Stenographer | Illinois |
| 58 | Virginia Nogan | 42 | Wife | — | Maryland |
| 59 | James Jr. Nogan | 20 | Son | Gen. Utility | Maryland |
| 60 | Carroll Nogan | 19 | Son | New Worker | Maryland |
| 61 | George H. Heing | 55 | Head | Compositor | Maryland |
| 62 | Erna Heing | 55 | Wife | — | Minnesota |
| 63 | Katherine Heing | 29 | Daughter | V. Principal | Maryland |
| 64 | George H. Heing | 24 | Son | Aviator Cad. | Maryland |
| 65 | Elsa Heing | 22 | Daughter | Secretary | Maryland |
| 66 | Matilda Weber | 47 | Head | Typist | Maryland |
| 67 | Augusta Weber | 46 | Sister | Bookkeeper | Maryland |
| 68 | Martha Christian | 71 | Boarder | Pension | Maryland |
| 69 | James Crosby THIS PERSON | 41 | Head | Salesman | Maryland |
| 70 | Ethel Crosby | 42 | Wife | — | Maryland |
| 71 | James Jr. Crosby | 18 | Son | — | Maryland |
| 72 | Nancy Crosby | 14 | Daughter | — | Maryland |
| 73 | Robert Crosby | 8 | Son | — | Maryland |
| 74 | John Knight | 40 | Roomer | Mechanic | Pennsylvania |
| 75 | Richard Doles | 23 | Roomer | Salesman | Pennsylvania |
| 76 | William E. Zalman | 42 | Head | Electrician | Maryland |
| 77 | Edna Zalman | 41 | Wife | — | Maryland |
| 78 | William H. Zalman | 14 | Son | — | Maryland |
| 79 | Harry T. Matthews | 40 | Head | Lineman-Welding | Maryland |
| 80 | Evelyn Matthews | 40 | Wife | — | 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)