MH
Mary Huffman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mercer-County, New Jersey
Our Model Tree links this Mary Huffman across the 1930 and 1940 US Censuses in Mercer-County, New Jersey (XGBoost, ~Confirmed) — first a spouse (b.~1893), then head of a 9-person household.
Age 47
b. ~1893
Female
Spouse
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, New Jersey |
| Surname | Huffman |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Trenton City |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Trenton City |
| Est. Birth Year | ~1893 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Fred Huffman | Son | — | 11 | ~1929 |
| Edward Huffman | Son | — | 12 | ~1928 |
| Helen Huffman | Daughter | — | 5 | ~1935 |
| David Huffman | Son | — | 14 | ~1926 |
| Mary Huffman | Spouse | — | 47 | ~1893 |
| David Huffman | Head | — | 55 | ~1885 |
| Raymond Huffman | Son | — | 19 | ~1921 |
| Henry Huffman | Son | — | 24 | ~1916 |
| Leoda Huffman | Daughter | — | 22 | ~1918 |
Census Appearances
1930
Mercer, New …
Spouse, age 36
Mercer, New Jersey · implied b. ~1894 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 22 |
| Father's Birthplace | Poland |
| Mother's Birthplace | Poland |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Spouse, age 47
Mercer-County, New Jersey · implied b. ~1893 — 9 household members
| Surname | Huffman |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Trenton City |
| 1935 Residence (County) | Mercer |
| Income (1939) | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Mary Huffman across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Huffman
Spouse · 1940 · age 47 · b. ~1893 · New Jersey
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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 — Mercer-County, New Jersey
Open full size
1940 US Federal Census — Mercer-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02436-00386)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Josephine Forest | 19 | Daughter | — | New Jersey |
| 42 | Karl Forest | 17 | Son | — | New Jersey |
| 43 | David Huffman | 55 | Head | Janitor | New Jersey |
| 44 | Mary Huffman THIS PERSON | 47 | Wife | — | New Jersey |
| 45 | Henry Huffman | 24 | Son | Bartender Helper | New Jersey |
| 46 | Leoda Huffman | 22 | Daughter | Presser | New Jersey |
| 47 | Raymond Huffman | 19 | Son | Counter Man | New Jersey |
| 48 | David Huffman | 14 | Son | — | New Jersey |
| 49 | Edward Huffman | 12 | Son | — | New Jersey |
| 50 | Fred Huffman | 11 | Son | — | New Jersey |
| 51 | Helen Huffman | 5 | Daughter | — | New Jersey |
| 52 | Frank Waldy | 63 | Head | Kiln Man | Hungary |
| 53 | Mary Waldy | 59 | Wife | — | Hungary |
| 54 | Frank Waldy | 25 | Son | Truck Driver | New Jersey |
| 55 | John Waldy | 23 | Son | Furnace Man | New Jersey |
| 56 | John Gapozewy | 54 | Head | Shoveler | Russia |
| 57 | Theresa Gapozewy | 47 | Wife | — | Poland |
| 58 | Frank Gapozewy | 18 | Son | New Worker | New Jersey |
| 59 | John Kocul | 29 | Head | Press Man | Pennsylvania |
| 60 | Stella Kocul | 25 | Wife | — | Ohio |
| 61 | Caroline Kocul | 3 | Daughter | — | New Jersey |
| 62 | Michael Mcleber | 38 | Head | Truck Loader | Hungary |
| 63 | Helen Mcleber | 36 | Wife | — | Hungary |
| 64 | Barbara Mcleber | 16 | Daughter | — | New Jersey |
| 65 | Evelyn Mcleber | 9 | Daughter | — | New Jersey |
| 66 | Frank, Jr. Arch | 25 | Head | Butcher | Pennsylvania |
| 67 | Hadie Arch | 26 | Wife | — | New Jersey |
| 68 | Frank 3Rd Arch | 1 | Son | — | New Jersey |
| 69 | Michael Hoffman | 39 | M-in-law | Truck Driver | New Jersey |
| 70 | Earl Hoffman | 12 | Nephew | — | New Jersey |
| 71 | Ralph De Marco | 50 | Head | Junior Clerk | New Jersey |
| 72 | Anna De Marco | 42 | Wife | — | New Jersey |
| 73 | Frank De Marco | 21 | Son | Hand Maker | New Jersey |
| 74 | Ralph Jr. De Marco | 13 | Son | — | New Jersey |
| 75 | Margit Kocsardy | 23 | Daughter | — | New Jersey |
| 76 | Robert Kocsardy | 21 | Son-in-law | Butcher | New Jersey |
| 77 | Albert Kocsardy | 25 | Head | — | New Jersey |
| 78 | Peter Slaboda | 36 | Head | Receiving Clerk | Pennsylvania |
| 79 | Mary Slaboda | 32 | Wife | Cigar Maker | New Jersey |
| 80 | Lawrence Slaboda | 5 | Son | — | 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)