JP
Joseph Perry — 1940 US Census Record
Model Tree available1940 United States Federal Census · Alameda-County, California
Our Model Tree links this Joseph Perry across the 1920, 1930 and 1940 US Censuses in Alameda-County, California (XGBoost, ~Confirmed), with identified parents Louis & Carmelina — first a head (b.~1909), then head of a 4-person household.
Age 31
b. ~1909
Male
Head
Born: Portugal
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Alameda-County, California |
| Surname | Perry |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Portugal |
| 1935 Residence (City) | Niles |
| 1935 Residence (County) | Alameda |
| Naturalization Status | Alien |
| Additional Details | |
| Occupation | farmer |
| Industry | non farm |
| Class of Worker | OA |
| Hours Worked | 14 |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | California |
| Birth Country | Portugal |
| Birthplace (normalized) | portugal |
| Occupation | Farmer |
| Township / Ward | Niles |
| Est. Birth Year | ~1909 |
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 Joseph | Age | Birth yr |
|---|---|---|---|---|
| Joseph Perry | Head | — | 31 | ~1909 |
| Joseph Perry | Son | — | 8 | ~1932 |
| Leroy Perry | Son | — | 7 | ~1933 |
| Eva Perry | Spouse | — | 25 | ~1915 |
Census Appearances
1920
Alameda, California
Son, age 11
Alameda, California · implied b. ~1909 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Perry |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Portugal |
| Year of Immigration | 1902 |
| Naturalization Status | Alien |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Portuguese |
| Birth Country | Portugal |
| Birthplace (normalized) | portugal |
1930
Alameda, California
Son, age 20
Alameda, California · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Perry |
| Given Name | Joseph C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Portugal |
| Father's Birthplace | Portugal |
| Mother's Birthplace | Portugal |
| Occupation | Laborer |
| Industry | Candy Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Portuguese |
| Home Owned/Rented | No |
| Birth Country | Portugal |
| Birthplace (normalized) | portugal |
1940
Alameda-County, California
Head, age 31
Alameda-County, California · implied b. ~1909 — 4 household members
| Surname | Perry |
| Given Name | Joseph |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Portugal |
| 1935 Residence (City) | Niles |
| 1935 Residence (County) | Alameda |
| Naturalization Status | Alien |
| Occupation | farmer |
| Industry | non farm |
| Class of Worker | OA |
| Hours Worked | 14 |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | California |
| Birth Country | Portugal |
| Birthplace (normalized) | portugal |
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 Joseph Perry across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Louis Perry (~0.92 confidence) and mother Carmelina Perry (~0.92 confidence) and father Joe Perry (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Louis Perry
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Carmelina Perry
b. ~1883
Source mother
● Household
· direct · ~0.92
Father
Joe Perry
b. ~1883
Source father
● Household
· direct · ~0.92
This person
Anchor record
Joseph Perry
Head · 1940 · age 31 · b. ~1909 · California
★ 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 — Alameda-County, California
Open full size
1940 US Federal Census — Alameda-County, California
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00191-00642)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Norman Lee Van Camp | 9 | Son | 611 | Oklahoma |
| 42 | Kenneth Wayne Van Camp | 6 | Son | 611 | Oklahoma |
| 43 | George Rose | 52 | Head | Ins. Broker | California |
| 44 | Hazel Rose | 46 | Wife | H | California |
| 45 | Alvin Rose | 17 | Son | H | California |
| 46 | John Mello | 52 | Head | Farmer | California |
| 47 | Georgina Mello | 46 | Wife | H | Hawaii |
| 48 | Edith Mello | 25 | Daughter | H | California |
| 49 | Sam Garcia | 30 | Head | Store Mountie | Spain |
| 50 | Antoinette Garcia | 26 | Wife | H | Spain |
| 51 | Sam Garcia | 7 | Son | — | California |
| 52 | Edward F Clark | 59 | Head | Night Watchman | Wisconsin |
| 53 | Mary Jane Clark | 58 | Wife | H | Wisconsin |
| 54 | Rose Mary Clark | 24 | Daughter | Telephone Operator | California |
| 55 | Troy Taylor | 27 | Head | Laborer | Oklahoma |
| 56 | Margaret Taylor | 25 | Wife | H | California |
| 57 | Audrey Taylor | 8 | Daughter | — | California |
| 59 | Mary Borges | 68 | Head | — | California |
| 60 | John Hunter | 34 | Head | Yard Clerk | California |
| 61 | Linn Hunter | 26 | Wife | H | North Dakota |
| 62 | Bruce Hunter | 2 | Son | — | California |
| 63 | Neil Hunter | 74 | Father | H | Ireland |
| 64 | Joseph Perry THIS PERSON | 31 | Head | Farmer | Portugal |
| 65 | Eva Perry | 25 | Wife | H | California |
| 66 | Joseph Perry | 8 | Son | — | California |
| 67 | Leroy Perry | 7 | Son | — | California |
| 68 | Victor Rose | 49 | Head | Laborer | California |
| 69 | Mary Rose | 47 | Wife | H | Azores Island |
| 70 | Mary Rose | 20 | Daughter | Stenographer | California |
| 71 | George Rose | 11 | Son | — | California |
| 72 | Emma Basurto | 35 | Head | H | Colorado |
| 73 | Rudolph Basurto | 10 | Son | — | California |
| 74 | Amelia Basurto | 8 | Daughter | — | California |
| 75 | Ernest Basurto | 6 | Son | — | California |
| 76 | Gilbert Basurto | 5 | Son | — | California |
| 77 | Beatrice Basurto | 1 | Daughter | — | California |
| 78 | Jessie V Basurto | 0 | Son | — | California |
| 79 | Louis Manuel | 25 | Head | Crane Operator | California |
| 80 | Julia Manuel | 24 | Wife | H | Hawaii |
Pedigree Summary
Joseph
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)