RD
Richard Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cumberland-County, Maine
Our Model Tree links this Richard Davis across the 1920, 1930 and 1940 US Censuses in Cumberland-County, Maine (XGBoost, ~Confirmed), with identified parents Herbert & Carrie — first a head (b.~1908), then head of a 4-person household.
Age 32
b. ~1908
Male
Head
Born: Maine
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cumberland-County, Maine |
| Surname | Davis |
| Given Name | Richard M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Portland City |
| 1935 Residence (County) | Cumberland |
| Additional Details | |
| Occupation | Salesman |
| Industry | Brokerage House |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2500 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | Salesman |
| Township / Ward | Portland City |
| Est. Birth Year | ~1908 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| Janet Davis | Daughter | — | 5 | ~1935 |
| Richard Davis | Head | — | 32 | ~1908 |
| Phyllis Bent | Other | — | 20 | ~1920 |
| Mary Davis | Spouse | — | 28 | ~1912 |
Census Appearances
1920
Cumberland, Maine
Son, age 13
Cumberland, Maine · implied b. ~1907 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Richard H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| 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
Cumberland, Maine
Son, age 24
Cumberland, Maine · implied b. ~1906 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Richard W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Salesman |
| Industry | Bonding House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Cumberland-County, Maine
Head, age 32
Cumberland-County, Maine · implied b. ~1908 — 4 household members
| Surname | Davis |
| Given Name | Richard M. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Portland City |
| 1935 Residence (County) | Cumberland |
| Occupation | Salesman |
| Industry | Brokerage House |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 2500 |
| Highest Grade | C 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 Richard Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Herbert Davis (~0.92 confidence) and mother Carrie Davis (~0.92 confidence) and mother Carrie Davis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Herbert Davis
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Carrie Davis
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Carrie Davis
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Richard Davis
Head · 1940 · age 32 · b. ~1908 · 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-t0627-01476-00336)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Richard M. Davis THIS PERSON | 32 | Head | Salesman | Maine |
| 2 | Mary E. Davis | 28 | Wife | — | Maine |
| 3 | Janet Davis | 5 | Daughter | — | Maine |
| 4 | Phyllis Bent | 20 | Maid | Maid | Maine |
| 5 | Lee M. Porter | 31 | Head | Salesman | Canada-Eng |
| 6 | Eva D. Porter | 39 | Wife | — | Mass. |
| 7 | George T. Q. Ross | 56 | Head | Paper Cutter | Maine |
| 8 | Blanche O. Ross | 51 | Wife | Hair Dresser | Maine |
| 9 | William S. Harvey | 44 | Head | Telephone Man | Mass. |
| 10 | Ann G. Harvey | 41 | Wife | — | Mass. |
| 11 | Robert D. Chase | 46 | Head | Cemetery Foreman | Maine |
| 12 | Lois A. Chase | 48 | Wife | Stenographer | Maine |
| 13 | Joan Chase | 15 | Daughter | — | Maine |
| 14 | Janet Chase | 13 | Daughter | — | Maine |
| 15 | Theodore Davis | 43 | Head | Telephone Man | Maine |
| 16 | Rose T. Davis | 37 | Wife | — | Maine |
| 17 | Theodore C. Davis | 18 | Son | — | Maine |
| 18 | Joseph L. Rawlings | 48 | Head | Tire Salesman | Mass. |
| 19 | Doris W. Rawlings | 45 | Wife | — | New York |
| 20 | Robert L. Rawlings | 17 | Son | — | Mass. |
| 21 | Harold B. Seales | 42 | Head | Chemist | New York |
| 22 | Lucille B. Seales | 40 | Wife | — | Maine |
| 23 | Janice F. Seales | 13 | Daughter | — | Maine |
| 24 | Robert C. Seales | 8 | Son | — | Maine |
| 25 | Thomas J. Backer | 30 | Head | Office Manager | New Hampshire |
| 26 | Josephine M. Backer | 33 | Wife | — | Mass. |
| 27 | Thomas J. Backer | 7 | Son | — | Maine |
| 28 | Colin F. Backer | 2 | Son | — | Maine |
| 29 | John W. Ellis | 64 | Head | Paper Co. | Mass. |
| 30 | Lillian M. Ellis | 62 | Wife | — | Mass. |
| 31 | Albert R. Moore | 56 | Head | Traveling Salesman | Indiana |
| 32 | Elsie J. Moore | 57 | Wife | — | Maine |
| 33 | Linwood J. Crockett | 57 | Head | Lawyer | Maine |
| 34 | Mabel S. Crockett | 51 | Wife | — | Mass. |
| 35 | State Block 109 Block 108 Ends Here | None | — | — | — |
| 36 | Mabery Kinney | 64 | Head | Shipper | Canada Eng |
| 37 | Jennie E. Kinney | 72 | Wife | — | Canada Eng |
| 38 | Hilda M. Peterson | 38 | Daughter | — | Maine |
| 39 | Howard W. Peterson | 16 | Step grandson | — | Maine |
| 40 | Richard L. Peterson | 15 | Step grandson | — | Maine |
Pedigree Summary
Richard
Gen 1 · 3 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)