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Clarence Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Clarence Davis across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1897), then head of a 6-person household.
Age 43
b. ~1897
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Davis |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Aleppo Twp. |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Boilermaker |
| Industry | Steam railroad |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 3044 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Boilermaker |
| Township / Ward | Aleppo Twp |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Clarence | Age | Birth yr |
|---|---|---|---|---|
| Myrtle Davis | Daughter | — | 18 | ~1922 |
| Edith Davis | Daughter | — | 6 | ~1934 |
| Clarence Davis | Head | — | 43 | ~1897 |
| Clarence Davis | Son | — | 15 | ~1925 |
| Charles Davis | Son | — | 20 | ~1920 |
| Myrtle Davis | Spouse | — | 47 | ~1893 |
Census Appearances
1920
Allegheny, Pennsylvania
Head, age 24
Allegheny, Pennsylvania · implied b. ~1896 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Boiler maker |
| Industry | B + O R.R. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Head, age 35
Allegheny, Pennsylvania · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 24 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Boiler Maker |
| Industry | Rail Road |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 35 |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 43
Allegheny-County, Pennsylvania · implied b. ~1897 — 6 household members
| Surname | Davis |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Aleppo Twp. |
| 1935 Residence (County) | Allegheny |
| Occupation | Boilermaker |
| Industry | Steam railroad |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 3044 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Clarence Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Clarence Davis
Head · 1940 · age 43 · b. ~1897 · Pennsylvania
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03397-00015)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Edna Shaffer | 22 | Housemaid | Housemaid | Pennsylvania |
| 2 | Dominick Corso | 60 | Head | Gardener | Italy |
| 3 | Adeline Corso | 50 | Wife | — | Italy |
| 4 | John Corso | 16 | Son | — | Pennsylvania |
| 5 | Constance Corso | 14 | Daughter | — | Pennsylvania |
| 6 | James Tignanelli | 53 | Head | Laborer | Italy |
| 7 | Christine Tignanelli | 44 | Wife | — | Italy |
| 8 | Angelo Tignanelli | 14 | Son | — | Pennsylvania |
| 9 | Arthur Piscitelli | 22 | Head | Loom-Hand | Pennsylvania |
| 10 | Clara Piscitelli | 22 | Wife | Spinner | Pennsylvania |
| 11 | Charles Johnson | 36 | Head | Trucker | Pennsylvania |
| 12 | Agnes Johnson | 35 | Wife | — | Sweden |
| 13 | Betty L. Johnson | 12 | Daughter | — | Pennsylvania |
| 14 | John T. Iii Johnson | 10 | Son | — | Pennsylvania |
| 15 | Helen Johnson | 7 | Daughter | — | Pennsylvania |
| 16 | Nellie Johnson | 1 | Daughter | — | Pennsylvania |
| 17 | John Sr. Johnson | 59 | Head | Trucker | Pennsylvania |
| 18 | Nellie Johnson | 57 | Wife | — | Pennsylvania |
| 19 | Marcella Johnson | 20 | Daughter | — | Pennsylvania |
| 20 | Hazel Johnson | 17 | Daughter | — | Pennsylvania |
| 21 | Joseph Cluechel | 72 | Head | Gardener | Pennsylvania |
| 22 | Edna Cluechel | 64 | Wife | — | Pennsylvania |
| 23 | Elmer Cluechel | 42 | Son | Auto Mechanic | Pennsylvania |
| 24 | Raymond Cluechel | 35 | Son | — | Pennsylvania |
| 25 | George Cluechel | 7 | Grandson | — | Pennsylvania |
| 26 | Robert Cluechel | 5 | Grandson | — | Pennsylvania |
| 27 | Janet Cluechel | 2 | Granddaughter | — | Pennsylvania |
| 28 | Bertha Burns | 22 | Maid | Housemaid | Pennsylvania |
| 29 | Clarence Davis THIS PERSON | 43 | Head | Boilermaker | Pennsylvania |
| 30 | Myrtle Davis | 47 | Wife | — | Pennsylvania |
| 31 | Charles Davis | 20 | Son | Truck-Driver | Pennsylvania |
| 32 | Myrtle Davis | 18 | Daughter | Nursemaid | Pennsylvania |
| 33 | Clarence Jr. Davis | 15 | Son | — | Pennsylvania |
| 34 | Edith Davis | 6 | Daughter | — | Pennsylvania |
| 35 | Frances Johnson | 40 | Head | Dressmaker | Pennsylvania |
| 36 | Edward Johnson | 45 | Head | Farm-Laborer | Pennsylvania |
| 37 | Margaret Johnson | 43 | Wife | — | New York |
| 38 | Charles Munnemeyer | 65 | Head | — | Pennsylvania |
| 39 | Edgar Munnemeyer | 71 | Brother | — | Pennsylvania |
| 40 | Elizabeth Grogan | 47 | Head | Maid | Pennsylvania |
Related Census Records
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)