JW
James Wagner — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this James Wagner across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1909), then head of a 7-person household.
Age 31
b. ~1909
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Wagner |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Fire Repairer |
| Industry | Wholesale Paper |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 496 |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Fire Repairer |
| Township / Ward | Boston City |
| Est. Birth Year | ~1909 |
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 |
|---|---|---|---|---|
| Charles Wagner | Son | — | 27 | ~1913 |
| Joseph Wagner | Son | — | 25 | ~1915 |
| Mary Wagner | Spouse | — | 59 | ~1881 |
| James Wagner | Son | — | 31 | ~1909 |
| Edward Wagner | Son | — | 21 | ~1919 |
| Helen Wagner | Daughter | — | 17 | ~1923 |
| Frederick Wagner | Head | — | 64 | ~1876 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 22
Suffolk, Massachusetts · implied b. ~1908 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Wagner |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | England |
| Occupation | Truck-driver |
| Industry | Soft drink factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 31
Suffolk-County, Massachusetts · implied b. ~1909 — 7 household members
| Surname | Wagner |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Occupation | Fire Repairer |
| Industry | Wholesale Paper |
| Class of Worker | PW |
| Hours Worked | 26 |
| Income (1939) | 496 |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Wagner across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Wagner
Son · 1940 · age 31 · b. ~1909 · Massachusetts
★ You are viewing this record
Sibling
Joseph Wagner
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Wagner
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Wagner
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Wagner
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01669-00197)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Caragnan Conti | 30 | Head | Barber | Massachusetts |
| 2 | Claire Conti | 5 | Daughter | — | Massachusetts |
| 3 | Mary Perna | 75 | Head | — | Massachusetts |
| 4 | George Macintyre | 56 | Head | Shipper | Canada-Eng |
| 5 | Mary Macintyre | 51 | Wife | — | Canada-Eng |
| 6 | Emily Lynn | 59 | Sister-in-law | — | Canada-Eng |
| 7 | Ann Graham | 25 | Lodger | Fitter | Canada-Eng |
| 8 | Frank Kinear | 51 | Head | Owner | Massachusetts |
| 9 | Alice Kinear | 50 | Wife | Candy Maker | Massachusetts |
| 10 | Thomas Gilman | 59 | Head | Meat Cutter | New York |
| 11 | Mary Gilman | 59 | Wife | — | New York |
| 12 | Mary Gilman | 27 | Daughter | Audit Clerk | Massachusetts |
| 13 | James Coffey | 70 | Head | Painter | Massachusetts |
| 14 | Catherine Coffey | 67 | Wife | — | New York |
| 15 | Helen Coffey | 29 | Daughter | Teacher | Massachusetts |
| 16 | Joseph Mcelroy | 67 | Head | Chief | Massachusetts |
| 17 | Don Mcelroy | 26 | Son | Accountant | Massachusetts |
| 18 | Margaret Whittaker | 43 | Daughter | — | Massachusetts |
| 19 | Rhoda Whittaker | 15 | Granddaughter | — | Massachusetts |
| 20 | Fay Ann Whittaker | 10 | Granddaughter | — | Massachusetts |
| 21 | Thomas Flynn | 57 | Head | Truck Driver | Massachusetts |
| 22 | Josephine Flynn | 42 | Wife | — | Massachusetts |
| 23 | Marie Flynn | 15 | Daughter | — | Massachusetts |
| 24 | Claire Flynn | 13 | Daughter | — | Massachusetts |
| 25 | Frederick Wagner | 64 | Head | Watchman | Massachusetts |
| 26 | Mary Wagner | 59 | Wife | — | England |
| 27 | James Wagner THIS PERSON | 31 | Son | Fire Repairer | Massachusetts |
| 28 | Charles Wagner | 27 | Son | Laborer | Massachusetts |
| 29 | Joseph Wagner | 25 | Son | Laborer | Massachusetts |
| 30 | Edward Wagner | 21 | Son | Elevator | Massachusetts |
| 31 | Helen Wagner | 17 | Daughter | Packer | Massachusetts |
| 32 | Alexander Piotrowicz | 29 | Head | Baker | Massachusetts |
| 33 | Helen Piotrowicz | 27 | Wife | Looper | Massachusetts |
| 34 | Mary Samardak | 55 | Mother-in-law | — | Poland |
| 35 | Leokadia Samardak | 23 | Sister-in-law | Stamper | Massachusetts |
| 36 | Alexandria Samardak | 19 | Sister-in-law | Packer | Massachusetts |
| 37 | Arnold Alvin | 42 | Head | Policeman | Massachusetts |
| 38 | Beatrice Alvin | 35 | Wife | — | Massachusetts |
| 39 | George Alvin | 15 | Son | — | Massachusetts |
| 40 | Janet Alvin | 10 | Daughter | Messenger | Massachusetts |
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)