JC
John Coleman — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-County, Maryland
Our Model Tree links this John Coleman across the 1920, 1930 and 1940 US Censuses in Baltimore-County, Maryland (XGBoost, ~Confirmed), with identified parents Margaret & Pearl — first a spouse (b.~1917), then head of a 6-person household.
Age 23
b. ~1917
Male
Spouse
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-County, Maryland |
| Surname | Coleman |
| Given Name | John P. |
| Relationship to Head | husband |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Dundalk (St. Helena) |
| 1935 Residence (County) | Baltimore |
| Additional Details | |
| Occupation | Inspector helper |
| Industry | Rolling Mills |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 700 |
| Highest Grade | No 12 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Inspector Helper |
| Township / Ward | Dundalk St Helena |
| Est. Birth Year | ~1917 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Joan Coleman | Daughter | — | 1 | ~1939 |
| Marie Coleman | Daughter | — | 22 | ~1918 |
| Charles Gunther | Head | — | 42 | ~1898 |
| Ronald Coleman | Son | — | ~1940 | |
| John Coleman | Spouse | — | 23 | ~1917 |
| Olive Gunther | Spouse | — | 38 | ~1902 |
Census Appearances
1920
Baltimore, Maryland
Son, age 2
Baltimore, Maryland · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Coleman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 12
Baltimore, Maryland · implied b. ~1918 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Coleman |
| Given Name | John P Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-County, Maryland
Spouse, age 23
Baltimore-County, Maryland · implied b. ~1917 — 6 household members
| Surname | Coleman |
| Given Name | John P. |
| Relationship to Head | husband |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Dundalk (St. Helena) |
| 1935 Residence (County) | Baltimore |
| Occupation | Inspector helper |
| Industry | Rolling Mills |
| Class of Worker | PW |
| Hours Worked | 32 |
| Income (1939) | 700 |
| Highest Grade | No 12 |
| 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 John Coleman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Margaret Coleman (~0.92 confidence) and mother Pearl Coleman (~0.92 confidence) and father Frank Coleman (~0.92 confidence) and father John Coleman (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Margaret Coleman
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Pearl Coleman
b. ~1891
Source mother
● Household
· direct · ~0.92
Father
Frank Coleman
b. ~1893
Source father
● Household
· direct · ~0.92
Father
John Coleman
b. ~1895
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Coleman
Spouse · 1940 · age 23 · b. ~1917 · 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-County, Maryland
Open full size
1940 US Federal Census — Baltimore-County, Maryland
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01506-00013)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Donald L. Wiitala | 19 | son | Shearer | Maryland |
| 2 | Bertie L. S. Wiitala | 17 | daughter | House Work | Maryland |
| 3 | J. Martin | 30 | son | Pipe Fitter | Ireland |
| 4 | Virginia Martin | 22 | wife | House Work | Maryland |
| 5 | Martin Jr. Martin | 1 | son | — | Maryland |
| 6 | Reino L. Martin | 29 | son | Tractor Operator | West Virginia |
| 7 | Laura L. Martin | 21 | wife | J. Assorter | Maryland |
| 8 | Leonard F. Holm | 30 | head | Laborer | West Virginia |
| 9 | Sylvia S. S. Holm | 25 | wife | House Wife | West Virginia |
| 10 | Leonard Jr. Holm | 2 | son | — | Maryland |
| 11 | Fay G. Holm | 0 | daughter | — | Maryland |
| 12 | Kenneth Bussard | 26 | head | Auto Worker | Pennsylvania |
| 13 | Sarah A. S. Bussard | 20 | wife | House Wife | Pennsylvania |
| 14 | Kenneth G. Bussard | 0 | son | — | Maryland |
| 15 | Edward Trial|Kowski | 39 | head | Upholsterer | Maryland |
| 16 | Elsie F. S. Trial|Kowski | 31 | wife | House Wife | Maryland |
| 17 | Dorothy M. Trial|Kowski | 11 | daughter | — | Maryland |
| 18 | Edward G. Trial|Kowski | 10 | son | — | Maryland |
| 19 | Mary S. Wegstee | 40 | head | House Wife | Germany |
| 20 | Dorothy Wegstee | 15 | lodger | — | Maryland |
| 21 | Robert F. Dotan | 28 | head | R. Service Man | New York |
| 22 | Anna L. S. Dotan | 25 | wife | House Wife | New Jersey |
| 23 | Robert L. Dotan | 3 | son | — | New Jersey |
| 24 | Catherine L. Dotan | 60 | mother | Nothing | New Jersey |
| 25 | Hilbert L. Umpleby | 27 | head | Mechanic | Pennsylvania |
| 26 | Elsie H. Umpleby | 23 | wife | House Wife | Pennsylvania |
| 27 | Charles D. Gunther | 42 | head | Laborer | Maryland |
| 28 | Olive H. Gunther | 38 | wife | House Wife | Maryland |
| 29 | Marie M. Coleman | 22 | daughter | House Wife | Maryland |
| 30 | John P. Coleman THIS PERSON | 23 | husband | Inspector Helper | Maryland |
| 31 | Joan P. Coleman | 1 | daughter | — | Maryland |
| 32 | Ronald C. Coleman | 0 | son | — | Maryland |
| 33 | Mike Fluter | 48 | head | Wire Drawer | Rumania |
| 34 | Anna S. Fluter | 48 | wife | House Wife | Rumania |
| 35 | Ray S. Atkinson | 39 | lodger | Laborer | Maryland |
| 36 | Anna K. S. Atkinson | 28 | wife | House Wife | Maryland |
| 37 | Pauline L. Atkinson | 9 | daughter | — | Maryland |
| 38 | Eileen L. Atkinson | 3 | daughter | — | Maryland |
| 39 | Marlene L. Atkinson | 1 | daughter | — | Maryland |
| 40 | Charles W. Jones | 48 | head | Asst. Stillman | Maryland |
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)