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Harold Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Androscoggin-County, Maine
Our Model Tree links this Harold Davis across the 1910, 1920, 1930 and 1940 US Censuses in Androscoggin-County, Maine (XGBoost, ~Confirmed), with identified parents Mary & John — first a head (b.~1897), then head of a 3-person household.
Age 43
b. ~1897
Male
Head
Born: Maine
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Androscoggin-County, Maine |
| Surname | Davis |
| Given Name | Harold H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Auburn City |
| 1935 Residence (County) | Androscoggin |
| Additional Details | |
| Occupation | Radio Electrician |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1300 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | Radio Electrician |
| Township / Ward | Auburn City |
| Est. Birth Year | ~1897 |
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 Harold | Age | Birth yr |
|---|---|---|---|---|
| Betty Davis | Daughter | — | 14 | ~1926 |
| Harold Davis | Head | — | 43 | ~1897 |
| Mildred Davis | Spouse | — | 42 | ~1898 |
Census Appearances
1910
Androscoggin, Maine
Son, age 14
Androscoggin, Maine · implied b. ~1896 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Harold S |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Maine |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1920
Androscoggin, Maine
Son, age 23
Androscoggin, Maine · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Harold H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Business |
| Industry | Garage |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
Androscoggin, Maine
Head, age 34
Androscoggin, Maine · implied b. ~1896
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Davis |
| Given Name | Harold H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Maine |
| Age at First Marriage | 29 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Maine |
| Occupation | Mechanic |
| Industry | Automobiles |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 2,000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Androscoggin-County, Maine
Head, age 43
Androscoggin-County, Maine · implied b. ~1897 — 3 household members
| Surname | Davis |
| Given Name | Harold H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Auburn City |
| 1935 Residence (County) | Androscoggin |
| Occupation | Radio Electrician |
| Industry | Garage |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1300 |
| Highest Grade | H-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 Harold Davis across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Mary Davis (~0.92 confidence) and father John Davis (~0.92 confidence) and father Harry Davis (~0.92 confidence) and mother Mary Davis (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Mary Davis
b. ~1860
Source mother
● Household
· direct · ~0.92
Father
John Davis
b. ~1865
Source father
● Household
· direct · ~0.92
Father
Harry Davis
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Mary Davis
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Davis
Head · 1940 · age 43 · b. ~1897 · 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 — Androscoggin-County, Maine
Open full size
1940 US Federal Census — Androscoggin-County, Maine
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01469-00398)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edgar W. Walton | 35 | Head | Foreman | Maine |
| 2 | Iris B. Walton | 30 | Wife | — | Massachusetts |
| 3 | Earl B. Walton | 6 | Son | — | Maine |
| 4 | Harold J. Walton | 2 | Son | — | Maine |
| 5 | Lester H. Parker | 30 | Head | Treer | Massachusetts |
| 6 | Maxine Parker | 33 | Wife | Bench Worker | Maine |
| 7 | Janice Parker | 11 | Daughter | — | Maine |
| 8 | Alyce Parker | 5 | Daughter | — | Maine |
| 9 | Calvin Conant | 41 | Head | Cutter | Maine |
| 10 | Edith Conant | 42 | Wife | — | Maine |
| 11 | Calvin Jr. Conant | 18 | Son | — | Maine |
| 12 | Roscoe Austin | 83 | Step-father | — | Maine |
| 13 | Olga Dutton | 39 | Head | Stitcher | Maine |
| 14 | Margerie Dutton | 14 | Daughter | — | Maine |
| 15 | Merle Dutton | 12 | Son | — | Maine |
| 16 | Richard Dutton | 10 | Son | — | Maine |
| 17 | Robert Dutton | 5 | Son | — | Maine |
| 18 | Arthur Sewall | 38 | Head | Pres. Salesman | Maine |
| 19 | Callista Sewall | 36 | Wife | — | Massachusetts |
| 20 | Arthur Jr. Sewall | 14 | Son | — | Mass |
| 21 | Barbara M. Sewall | 12 | Daughter | — | Mass |
| 22 | Robert Sewall | 11 | Son | — | Maine |
| 23 | Janice Sewall | 6 | Daughter | — | Maine |
| 24 | Doris Arnold | 20 | Ward | Maid | Maine |
| 25 | Henry J. Davis | 73 | Head | Machinist | Maine |
| 26 | Mary G. Davis | 80 | Wife | — | Maine |
| 27 | Harold H. Davis THIS PERSON | 43 | Head | Radio Electrician | Maine |
| 28 | Mildred Davis | 42 | Wife | — | Maine |
| 29 | Betty Jane Davis | 14 | Daughter | — | Maine |
| 30 | Victor Rydholm | 52 | Head | — | Maine |
| 31 | Gloria Rydholm | 20 | Daughter | Secretary | Maine |
| 32 | Virginia Rydholm | 15 | Daughter | — | Maine |
| 33 | M. J. Talbutt | 79 | Helper | — | Maine |
| 34 | Frank Fickett | 43 | Head | Contractor | Maine |
| 35 | Helen Fickett | 41 | Wife | Stitcher | Mass |
| 36 | Harry Day | 62 | Head | — | Poland |
| 37 | Lea Day | 64 | Wife | — | Poland |
| 38 | Donald J. Day | 30 | Son | Public Acct. | Maine |
| 39 | Samuel Ostroff | 46 | Head | Stitching Room Foreman | Russia |
| 40 | Rose Ostroff | 46 | Wife | — | Russia |
Pedigree Summary
Harold
Gen 1 · 4 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)