JD
James Dawson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this James Dawson across the 1910, 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents James & Lottie — first a son (b.~1900), then head of a 3-person household.
Age 40
b. ~1900
Male
Son
Born: California
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Dawson |
| Given Name | James Grey |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Pasadena City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Highest Grade | C 1 |
| 1935 Residence | Same house |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Pasadena City |
| Est. Birth Year | ~1900 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| James Dawson | Son | — | 40 | ~1900 |
| Alberta Dawson | Spouse | — | 66 | ~1874 |
| James Dawson | Head | — | 77 | ~1863 |
Census Appearances
1910
Los Angeles, …
Son, age 10
Los Angeles, California · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dawson |
| Given Name | James P |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | New York |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
Los Angeles, …
Son, age 20
Los Angeles, California · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dawson |
| Given Name | James P Jr |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | New York |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Los Angeles, …
Son, age 30
Los Angeles, California · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dawson |
| Given Name | James E Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | New York |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Son, age 40
Los-Angeles-County, California · implied b. ~1900 — 3 household members
| Surname | Dawson |
| Given Name | James Grey |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Single |
| Birthplace | California |
| 1935 Residence (City) | Pasadena City |
| 1935 Residence (County) | Los Angeles |
| Highest Grade | C 1 |
| 1935 Residence | Same house |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 James Dawson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Dawson (~0.92 confidence) and mother Lottie Dawson (~0.92 confidence) and mother Alberta Dawson (~0.92 confidence) and mother Alberta Dawson (~0.92 confidence) and mother Siddie Dawson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Dawson
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Lottie Dawson
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Alberta Dawson
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Alberta Dawson
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Siddie Dawson
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Dawson
Son · 1940 · age 40 · b. ~1900 · 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 — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00241-00305)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Hugh N. Wiley | 25 | Head | Loader | Montana |
| 2 | Dorothy Wiley | 22 | Wife | — | Montana |
| 3 | Jack Wiley | 18 | Brother | Assistant Loader | Montana |
| 4 | Elmer Wiley | 17 | Brother | News Carrier | Montana |
| 5 | Elizabeth Carpenter | 60 | Head | — | Kansas |
| 6 | Virginia Carpenter | 21 | Daughter | Cashier | Kansas |
| 7 | Ruth Carpenter | 19 | Daughter | — | Kansas |
| 8 | Mary T. Mills | 71 | Head | Pastor | Kansas |
| 9 | Ruth Gunderson | 41 | Housekeeper | Housekeeper | South Dakota |
| 10 | Clyde W. Stewart | 53 | Head | Landscape Gardener | Kansas |
| 11 | Barbara E. Stewart | 53 | Wife | Housework | New Jersey |
| 12 | Janet Bayliss | 62 | Head | — | Iowa |
| 13 | Jennie L. Card | 80 | Head | — | Ohio |
| 14 | Lucy Gallian | 62 | Head | — | Armenia |
| 15 | Robert Kittle | 57 | Head | — | Kentucky |
| 16 | Elizabeth Kittle | 52 | Wife | — | Indiana |
| 17 | Edward Ballou | 57 | Head | Nurseryman | Massachusetts |
| 18 | Amzie Totten | 48 | Head | Core Maker | New Jersey |
| 19 | Edith Totten | 49 | Wife | — | New Jersey |
| 20 | Isabel Main | 49 | Head | — | Massachusetts |
| 21 | Clemence Spranger | 45 | Head | Postal Supervisor | Massachusetts |
| 22 | Olive Spranger | 46 | Wife | — | Rhode Island |
| 23 | Eleanor Spranger | 22 | Daughter | — | Rhode Island |
| 24 | Charlotte Spranger | 11 | Daughter | — | California |
| 25 | Paul Spranger | 72 | Head | — | Germany |
| 26 | Adeline Dolan | 64 | Head | — | California |
| 27 | Agnes Dolan | 44 | Daughter | Saleslady | California |
| 28 | Robert Dolan | 32 | Son | Life Guard | California |
| 29 | Josephine Dolan | 33 | Daughter | Cashier | California |
| 30 | Adeline Lopez | 35 | Daughter | — | California |
| 31 | Patricia Lopez | 5 | Granddaughter | — | California |
| 32 | Robert Lopez | 1 | Grandson | — | California |
| 33 | Charles W. Hartzell | 76 | Head | Gardener | Illinois |
| 34 | Sarah E. Hartzell | 76 | Wife | — | Iowa |
| 35 | Charles Hartzell | 37 | Son | Gardener | Iowa |
| 36 | Sally Higginbotham | 75 | Head | Nurse | Arkansas |
| 37 | James P. Dawson | 77 | Head | — | New York |
| 38 | Alberta Dawson | 66 | Wife | — | Iowa |
| 39 | James Grey Dawson THIS PERSON | 40 | Son | — | California |
| 40 | Henry W. Morgan | 78 | Head | Flagging | Oregon |
Related Census Records
Pedigree Summary
James
Gen 1 · 5 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)