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Charles Hartman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Union-County, New Jersey
Our Model Tree links this Charles Hartman across the 1910, 1920, 1930 and 1940 US Censuses in Union-County, New Jersey (XGBoost, ~Confirmed) — first a head (b.~1880), then head of a 5-person household.
Age 60
b. ~1880
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, New Jersey |
| Surname | Hartman |
| Given Name | Charles |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Elizabeth |
| 1935 Residence (County) | Union |
| Additional Details | |
| Occupation | Parts-mortiser |
| Industry | Automobile Parts |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | G-8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Parts-Mortiser |
| Township / Ward | Elizabeth |
| Est. Birth Year | ~1880 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Paul Hartman | Son | — | 19 | ~1921 |
| Mary Hartman | Daughter | — | 22 | ~1918 |
| Gertrude Hartman | Spouse | — | 54 | ~1886 |
| Charles Hartman | Head | — | 60 | ~1880 |
| Charles Hartman | Son | — | 26 | ~1914 |
Census Appearances
1910
Union, New …
Head, age 30
Union, New Jersey · implied b. ~1880 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hartman |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Years Married | 6 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Machinist |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Union, New …
Head, age 40
Union, New Jersey · implied b. ~1880 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hartman |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Machinist |
| Industry | Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Union, New …
Head, age 50
Union, New Jersey · implied b. ~1880 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hartman |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 25 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Machinist |
| Industry | Electrical Plant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 10000 |
| Radio Set | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Union-County, New …
Head, age 60
Union-County, New Jersey · implied b. ~1880 — 5 household members
| Surname | Hartman |
| Given Name | Charles |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Elizabeth |
| 1935 Residence (County) | Union |
| Occupation | Parts-mortiser |
| Industry | Automobile Parts |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1800 |
| Highest Grade | G-8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Charles Hartman across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Charles Hartman
Head · 1940 · age 60 · b. ~1880 · New Jersey
★ 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 — Union-County, New Jersey
Open full size
1940 US Federal Census — Union-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02399-00082)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Katherine Tobias | 63 | wife | 0 | New York |
| 42 | Dorothy Tobias | 29 | daughter | 0 | New York |
| 43 | Maybelle Tobias | 27 | daughter | 0 | New York |
| 44 | Thomas J. Mcbride | 36 | head | Chauffeur | England |
| 45 | Agnes Mcbride | 36 | wife | Hairdresser | New Jersey |
| 46 | Thomas Jr. Mcbride | 9 | son | 0 | New Jersey |
| 47 | Herbert O. Knapp | 48 | head | Office Clerk | New Jersey |
| 48 | Annie Knapp | 47 | wife | 0 | New Jersey |
| 49 | Clara Knapp | 21 | daughter | Stenographer | New Jersey |
| 50 | Frank O. Deliee | 50 | head | Executive Officer | New Jersey |
| 51 | Genevieve Deliee | 47 | wife | 0 | Pennsylvania |
| 52 | Frank O. Jr. Deliee | 18 | son | 0 | New Jersey |
| 53 | Charles Hartman THIS PERSON | 60 | head | Parts-Mortiser | Pennsylvania |
| 54 | Gertrude Hartman | 54 | wife | Dept. Cashier | New Jersey |
| 55 | Charles J. Hartman | 26 | son | Stock Clerk | New Jersey |
| 56 | Mary Hartman | 22 | daughter | 0 | New Jersey |
| 57 | Paul Hartman | 19 | son | 0 | New Jersey |
| 58 | William Mueller | 27 | head | Proprietor | New Jersey |
| 59 | Anna O. Mueller | 26 | wife | 0 | New Jersey |
| 60 | Justine Mueller | 5 | daughter | 0 | New Jersey |
| 61 | Delaine Mueller | 1 | daughter | 0 | New Jersey |
| 62 | Arthur Kastner | 58 | head | Driver Helper | Germany |
| 63 | Gertrude Kastner | 50 | wife | 0 | Germany |
| 64 | John Weinhardt | 38 | lodger | Machinist | Germany |
| 65 | George Bradley | 34 | head | Postal Clerk | New Jersey |
| 66 | Marie Bradley | 35 | wife | 0 | Austria |
| 67 | George Jr. Bradley | 5 | son | 0 | New Jersey |
| 68 | Joan Bradley | 1 | daughter | 0 | New Jersey |
| 69 | Cecil A. Mullen | 35 | head | Milk Dealer | New Jersey |
| 70 | Cecilia Mullen | 34 | wife | 0 | Ohio |
| 71 | Eleanor Mullen | 12 | daughter | 0 | New Jersey |
| 72 | Leo Mullen | 10 | son | 0 | Ohio |
| 73 | Agatha Carrie Mullen | 71 | mother-in-law | 0 | Ohio |
| 74 | John Reichert | 38 | head | Machinist | Germany |
| 75 | Katherine Reichert | 29 | wife | 0 | New Jersey |
| 76 | Elizabeth Reichert | 5 | daughter | 0 | New Jersey |
| 77 | Susan Reichert | 3 | daughter | 0 | New Jersey |
| 78 | James Maroney | 30 | head | Sheet Metal Worker | New Jersey |
| 79 | Mary Maroney | 28 | wife | Tabulator | New Jersey |
| 80 | John W. Miller | 58 | lodger | Machinist | New Jersey |
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)