WR
William Robinson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cumberland-County, Maine
Our Model Tree links this William Robinson across the 1920, 1930 and 1940 US Censuses in Cumberland-County, Maine (XGBoost, ~Confirmed), with identified parents George & Julia — first a head (b.~1895), then head of a 3-person household.
Age 45
b. ~1895
Male
Head
Born: Maine
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cumberland-County, Maine |
| Surname | Robinson |
| Given Name | William C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Portland City |
| 1935 Residence (County) | Cumberland |
| Additional Details | |
| Occupation | Salesman |
| Industry | Wholesale Dry Goods |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2200 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | Salesman |
| Township / Ward | Portland City |
| Est. Birth Year | ~1895 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Barbara Robinson | Daughter | — | 16 | ~1924 |
| William Robinson | Head | — | 45 | ~1895 |
| Katherine Robinson | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Cumberland, Maine
Son, age 25
Cumberland, Maine · implied b. ~1895 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | William L. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | salesman |
| Industry | shoe shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
Cumberland, Maine
Head, age 35
Cumberland, Maine · implied b. ~1895 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | William L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Maine |
| Age at First Marriage | 26 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Clerk |
| Industry | Dry Goods |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 15,000 |
| Radio Set | R |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Cumberland-County, Maine
Head, age 45
Cumberland-County, Maine · implied b. ~1895 — 3 household members
| Surname | Robinson |
| Given Name | William C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Portland City |
| 1935 Residence (County) | Cumberland |
| Occupation | Salesman |
| Industry | Wholesale Dry Goods |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2200 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 William Robinson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Robinson (~0.92 confidence) and mother Julia Robinson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Robinson
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Julia Robinson
b. ~1865
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Robinson
Head · 1940 · age 45 · b. ~1895 · Maine
★ 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 — Cumberland-County, Maine
Open full size
1940 US Federal Census — Cumberland-County, Maine
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01476-00010)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mertle Webb | 19 | Daughter | Office Clerk | Massachusetts |
| 42 | John Webb | 16 | Son | — | Maine |
| 43 | Granville Webb | 12 | Son | — | Maine |
| 44 | Carl Edwards | 63 | Head | Salesman | Maine |
| 45 | Vivian D. Edwards | 61 | Wife | — | Canada English |
| 46 | Gloria F. Edwards | 18 | Daughter | Saleswoman | Maine |
| 47 | Aram Mongalian | 34 | Head | Proprietor | Turkey |
| 48 | Vehanoush Mongalian | 28 | Sister | Repairer | Turkey |
| 49 | Yessai Mongalian | 63 | Father | — | Turkey |
| 50 | Morris Cohen | 43 | Head | Plumber | England |
| 51 | Alice Cohen | 45 | Wife | — | England |
| 52 | Gerald Cohen | 21 | Son | Apprentice Mechanic | Maine |
| 53 | Adele Cohen | 17 | Daughter | — | Maine |
| 54 | Selma Cohen | 10 | Daughter | — | Maine |
| 55 | Albert R. Farrington | 73 | Head | Architect | Maine |
| 56 | Addie Farrington | 60 | Wife | — | Maine |
| 57 | Clyde Farrington | 33 | Son | Glazier | Maine |
| 58 | Mary F. Gage | 45 | Head | — | Canada English |
| 59 | Mary F. Gage | 24 | Daughter | Saleswoman | Canada English |
| 60 | Robert (Ab) Gage | 19 | Son | — | Canada English |
| 61 | Hudson Taylor | 49 | Lodger | Attendant | Canada English |
| 62 | William C. Robinson THIS PERSON | 45 | Head | Salesman | Maine |
| 63 | Katherine S. Robinson | 44 | Wife | — | Maine |
| 64 | Barbara A. Robinson | 16 | Daughter | — | Maine |
| 65 | Julia F. Robinson | 75 | Head | — | Maine |
| 66 | William M. Slade | 36 | Head | Salesman | New York |
| 67 | Eileen Slade | 36 | Wife | — | New York |
| 68 | Dorothy Slade | 9 | Daughter | — | New York |
| 69 | Luella H. Dunton | 56 | Head | Crochets At Home | Maine |
| 70 | Ralph (Ab) Dunton | 18 | Son | — | Maine |
| 71 | Susan Millay | 84 | Mother | — | Maine |
| 72 | Wilfred Diamond | 38 | Head | Lawyer | Massachusetts |
| 73 | May E. Diamond | 35 | Wife | — | Connecticut |
| 74 | Henry M. Lamport | 37 | Head | Proprietor Manager | New York |
| 75 | Lillian S. Lamport | 26 | Wife | — | Rhode Island |
| 76 | Walter W. Collinge | 31 | Head | Office Clerk | England |
| 77 | Anne S. Collinge | 23 | Wife | — | Montana |
| 78 | Irene S. Harding | 84 | Head | — | Maine |
| 79 | Coleman Rogers | 47 | Head | Pipe Layer | Kentucky |
| 80 | Manola Rogers | 38 | Wife | — | Maine |
Pedigree Summary
William
Gen 1 · 2 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)