JL
John Lowe — 1940 US Census Record
Model Tree available1940 United States Federal Census · Baltimore-City-County, Maryland
Our Model Tree links this John Lowe across the 1920, 1930 and 1940 US Censuses in Baltimore-City-County, Maryland (XGBoost, ~Confirmed), with identified parents Thomas & Martha — first a head (b.~1913), then head of a 4-person household.
Age 27
b. ~1913
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Baltimore-City-County, Maryland |
| Surname | Lowe |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Additional Details | |
| Occupation | Gas Maker |
| Industry | Gas + Electric Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1300 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Gas Maker |
| Township / Ward | Baltimore City |
| Est. Birth Year | ~1913 |
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 |
|---|---|---|---|---|
| Helen Lowe | Daughter | — | 24 | ~1916 |
| Joan Lowe | Daughter | — | 7 | ~1933 |
| John Lowe | Head | — | 27 | ~1913 |
| Donald Lowe | Son | — | 4 | ~1936 |
Census Appearances
1920
Baltimore, Maryland
Son, age 7
Baltimore, Maryland · implied b. ~1913 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lowe |
| Given Name | John J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Baltimore, Maryland
Son, age 17
Baltimore, Maryland · implied b. ~1913 — 14 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lowe |
| Given Name | John F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Clerk |
| Industry | Retail |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Baltimore-City-County, Maryland
Head, age 27
Baltimore-City-County, Maryland · implied b. ~1913 — 4 household members
| Surname | Lowe |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Baltimore City |
| 1935 Residence (County) | Baltimore City |
| Occupation | Gas Maker |
| Industry | Gas + Electric Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1300 |
| Highest Grade | No 8 |
| 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 Lowe across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Thomas Lowe (~0.92 confidence) and mother Martha Lowe (~0.92 confidence) and mother Lillian Lowe (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Thomas Lowe
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Martha Lowe
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Lillian Lowe
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Lowe
Head · 1940 · age 27 · b. ~1913 · 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
40 people indexed on this census page (nara:1940:m-t0627-01535-00112)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jess H Archer | 60 | Head | Fireman | Maryland |
| 42 | Catherine Archer | 60 | Wife | — | Maryland |
| 43 | Jess H Jr Archer | 32 | Son | Warehouse | Maryland |
| 44 | Mabel Archer | 33 | Daughter | Supervisor | Maryland |
| 45 | Christina Kern | 62 | Sister | — | Maryland |
| 46 | John Lowe THIS PERSON | 27 | Head | Gas Maker | Maryland |
| 47 | Helen Lowe | 24 | Daughter | — | Maryland |
| 48 | Joan Lowe | 7 | Daughter | — | Maryland |
| 49 | Donald Lowe | 4 | Son | — | Maryland |
| 50 | Charles Driscoll | 57 | Head | Tackmaker | Pennsylvania |
| 51 | Effie Driscoll | 53 | Wife | — | Maryland |
| 52 | Rita Driscoll | 16 | Daughter | — | Maryland |
| 53 | John H Benson | 44 | Head | Lead Trimmer | Maryland |
| 54 | Maude Benson | 41 | Wife | — | Maryland |
| 55 | Vernon Benson | 19 | Son | Laborer | Maryland |
| 56 | Raymond Benson | 17 | Son | Laborer | Maryland |
| 57 | Walter Geer | 34 | Head | Machinist | Maryland |
| 58 | Marcella Geer | 31 | Wife | — | Maryland |
| 59 | Margaret Geer | 5 | Daughter | — | Maryland |
| 60 | August Petty | 25 | Head | Bookbinder | Maryland |
| 61 | Wife Petty | 21 | Wife | — | Virginia |
| 62 | August Petty | 2 | Son | — | Maryland |
| 63 | Thomas Petty | 1 | Son | — | Maryland |
| 64 | Emory Rouen | 42 | Head | Helper | Maryland |
| 65 | Thelma Rouen | 31 | Wife | — | Maryland |
| 66 | Emory Jr Rouen | 11 | Son | — | Maryland |
| 67 | Edward Rouen | 10 | Son | — | Maryland |
| 68 | Melvin Rouen | 8 | Son | — | Maryland |
| 69 | Joseph Beran | 59 | Head | Boner | Hungary |
| 70 | Elizabeth Beran | 55 | Wife | — | Hungary |
| 71 | Rose Horvath | 46 | Daughter | Clerk | Hungary |
| 72 | Elizabeth Horvath | 18 | Granddaughter | — | Maryland |
| 73 | Vincent Mittelbraun | 59 | Uncle | — | Hungary |
| 74 | John Wilson | 40 | Head | Electrician | Maryland |
| 75 | Ethel Wilson | 38 | Wife | — | Maryland |
| 76 | Arthur Wilson | 19 | Son | Laborer | Maryland |
| 77 | William H Gold | 65 | Head | Clerk | Maryland |
| 78 | Barbara Gold | 65 | Wife | — | Germany |
| 79 | Mary Dooley | 65 | Head | — | Maryland |
| 80 | Joseph F Russell | 35 | Head | Electrician | Maryland |
Pedigree Summary
John
Gen 1 · 3 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)