RJ
Ralph Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · York-County, Maine
Our Model Tree links this Ralph Johnson across the 1920, 1930 and 1940 US Censuses in York-County, Maine (XGBoost, ~Confirmed), with identified parents Frank & Eva — first a head (b.~1906), then head of a 3-person household.
Age 34
b. ~1906
Male
Head
Born: Maine
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | York-County, Maine |
| Surname | Johnson |
| Given Name | Ralph H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Waterboro |
| 1935 Residence (County) | York |
| Additional Details | |
| Occupation | Truckman |
| Industry | Lumber Mill |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 2070 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | Truckman |
| Township / Ward | Waterboro |
| Est. Birth Year | ~1906 |
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 Ralph | Age | Birth yr |
|---|---|---|---|---|
| Alberta Johnson | Daughter | — | 9 | ~1931 |
| Ralph Johnson | Head | — | 34 | ~1906 |
| Georgia Johnson | Spouse | — | 42 | ~1898 |
Census Appearances
1920
York, Maine
Son, age 14
York, Maine · implied b. ~1906 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ralph H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
York, Maine
Head, age 24
York, Maine · implied b. ~1906 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ralph H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Maine |
| Age at First Marriage | 24 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Truckman |
| Industry | Saw Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 10 |
| Veteran | No |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
York-County, Maine
Head, age 34
York-County, Maine · implied b. ~1906 — 3 household members
| Surname | Johnson |
| Given Name | Ralph H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Waterboro |
| 1935 Residence (County) | York |
| Occupation | Truckman |
| Industry | Lumber Mill |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 2070 |
| Highest Grade | H-2 |
| 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 Ralph Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frank Johnson (~0.92 confidence) and mother Eva Johnson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frank Johnson
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Eva Johnson
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Johnson
Head · 1940 · age 34 · b. ~1906 · 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 — York-County, Maine
Open full size
1940 US Federal Census — York-County, Maine
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01497-00515)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ralph H. Johnson THIS PERSON | 34 | Head | Truckman | Maine |
| 2 | Georgia M. Johnson | 42 | Wife | — | Maine |
| 3 | Alberta E. Johnson | 9 | Daughter | — | Maine |
| 4 | Wilber A. Lamont | 64 | Head | Salesman | Maine |
| 5 | Edgar F. Wentworth | 60 | Head | Patrol Main. | Maine |
| 6 | Mildred E. Poole | 42 | Housekeeper | Housekeeper | Maine |
| 7 | Glendon Poole | 22 | Son | — | Maine |
| 8 | Donald Poole | 19 | Son | — | Maine |
| 9 | Pauline C. Gilchrist | 75 | Lodger | — | Maine |
| 10 | Albert E. Downs | 73 | Head | Mill Hand | Maine |
| 11 | Jennie M. Chadbourne | 69 | Lodger | Income From Bank Etc. | Maine |
| 12 | George W. Wales | 35 | Head | General Store Hand | Maine |
| 13 | Horace P. Lambert | 60 | Head | Dental Lab. | Mass. |
| 14 | Marilyn R. Roberts | 2 | Daughter | — | Mass. |
| 15 | Sewell Brinkas|Brinkes | 43 | Head | Principal | Maine |
| 16 | Anna Brinkas|Brinkes | 29 | Wife | — | Maine |
| 17 | Murray Brinkas|Brinkes | 9 | Son | — | Maine |
| 18 | Anita Brinkas|Brinkes | 3 | Daughter | — | Maine |
| 19 | Albert C. Crossey | 56 | Head | Chopper | Maine |
| 20 | Ethel Crossey | 19 | Daughter | — | Maine |
| 21 | Bertha Crossey | 15 | Daughter | — | Maine |
| 22 | Florence E. Hannum | 35 | Head | Rover | Maine |
| 23 | Harry W. Hannum | 17 | Son | — | Maine |
| 24 | Violet M. Hannum | 16 | Daughter | — | Maine |
| 25 | Clayton M. Hannum | 12 | Son | — | Maine |
| 26 | Phyllis Hannum | 9 | Daughter | — | Maine |
| 27 | Alonzo E. Dalrymple | 74 | Lodger | Grilling Hand | Maine |
| 28 | Samuel E. Deering | 75 | Head | Pensioned | Maine |
| 29 | Ira Downs | 71 | Head | Pensioned. | Maine |
| 30 | Fred A. Goodwin | 65 | Head | Sawyer | Mass. |
| 31 | Lizzie Goodwin | 64 | Wife | — | Maine |
| 32 | George E. Goodwin | 44 | Son | — | New Hamp. |
| 33 | James H. Sullivan | 41 | Head | Yard Man | Mass. |
| 34 | Hazel A. Sullivan | 34 | Wife | — | Maine |
| 35 | Marilyn P. Sullivan | 13 | Daughter | — | Maine |
| 36 | Constance J. Sullivan | 8 | Daughter | — | Maine |
| 37 | Erving N. Stuart | 56 | Head | Owner | New H. |
| 38 | A. Mildred Stuart | 40 | Wife | — | Maine |
| 39 | Harry S. Stuart | 21 | Son | — | Maine |
| 40 | Earle S. Stuart | 17 | Son | — | Maine |
Pedigree Summary
Ralph
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)