HC
Helen Carlson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Dallas-County, Texas
Our Model Tree links this Helen Carlson across the 1920, 1930 and 1940 US Censuses in Dallas-County, Texas (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 2-person household.
Age 55
b. ~1885
Female
Head
Born: Missouri
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Dallas-County, Texas |
| Surname | Carlson |
| Given Name | Helen H |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Widowed |
| Birthplace | Missouri |
| 1935 Residence (City) | Lexas |
| Additional Details | |
| Occupation | Supervisor |
| Industry | Telephone Co |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1800 |
| Highest Grade | C 4 |
| 1935 Residence | Lexas |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Supervisor |
| Township / Ward | University Park City |
| Est. Birth Year | ~1885 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| William Carlson | Son | — | 27 | ~1913 |
| Helen Carlson | Head | — | 55 | ~1885 |
Census Appearances
1920
Dallas, Texas
Head, age 37
Dallas, Texas · implied b. ~1883 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Helen |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 37 |
| Marital Status | Widowed |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Illinois |
| Occupation | Operator |
| Industry | Telephone Co. |
| Class of Worker | S |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Dallas, Texas
Other, age 47
Dallas, Texas · implied b. ~1883 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Helen G |
| Relationship to Head | H |
| Sex | F |
| Color / Race | White |
| Age | 47 |
| Marital Status | Widowed |
| Birthplace | Missouri |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Illinois |
| Occupation | Supervisor |
| Industry | Telephone |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Dallas-County, Texas
Head, age 55
Dallas-County, Texas · implied b. ~1885 — 2 household members
| Surname | Carlson |
| Given Name | Helen H |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 55 |
| Marital Status | Widowed |
| Birthplace | Missouri |
| 1935 Residence (City) | Lexas |
| Occupation | Supervisor |
| Industry | Telephone Co |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1800 |
| Highest Grade | C 4 |
| 1935 Residence | Lexas |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Helen Carlson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Helen Carlson
Head · 1940 · age 55 · b. ~1885 · Texas
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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 — Dallas-County, Texas
Open full size
1940 US Federal Census — Dallas-County, Texas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04015-00474)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ben W Wiseman | 48 | Head | Principal | Texas |
| 2 | Ruby P Wiseman | 47 | Wife | — | Texas |
| 3 | Elizabeth Wiseman | 18 | Daughter | — | Texas |
| 4 | Ben W Jr Wiseman | 16 | Son | — | Texas |
| 5 | Isaac Westmoreland | 38 | Head | Manager | Texas |
| 6 | Charlene Westmoreland | 33 | Wife | — | Oklahoma |
| 7 | Bobby Lee Westmoreland | 13 | Daughter | — | Oklahoma |
| 8 | Warren Gilley | 26 | Head | Policeman | Texas |
| 9 | Mary Gilley | 24 | Wife | — | Texas |
| 10 | Brenda Sue Gilley | 5 | Daughter | — | Texas |
| 11 | Roland Wheelis | 39 | Head | Front Clerk | Texas |
| 12 | Ruth P Wheelis | 35 | Wife | Hairdresser | Texas |
| 13 | James Mckinney | 44 | Head | Janitor | Texas |
| 14 | Annie Mckinney | 42 | Wife | — | Texas |
| 15 | Ira Beal | 20 | Step son | Yard Man | Texas |
| 16 | Helen H Carlson THIS PERSON | 55 | Head | Supervisor | Missouri |
| 17 | William B Carlson | 27 | Son | Commercial Artist | Colorado |
| 18 | Alexander D Bell | 48 | Head | Petroleum Engineer | West Virginia |
| 19 | Margaret R Bell | 38 | Wife | — | Alabama |
| 20 | Malcolm H Leech | 39 | Head | Salesman | Texas |
| 21 | Marguerite Leech | 38 | Wife | Stenographer | Texas |
| 22 | Malcolm Leech | 14 | Daughter | — | Texas |
| 23 | Thomas Abraham | 70 | Head | Proprietor | England |
| 24 | Jane Abraham | 64 | Wife | — | Missouri |
| 25 | Patrick H Henry | 26 | Head | Minister | Texas |
| 26 | Jean S Henry | 26 | Wife | — | Texas |
| 27 | Patrick H Iii Henry | 1 | Son | — | Texas |
| 28 | Cortes C Stevens | 46 | Head | Traveling Agent | Kansas |
| 29 | Pauline Stevens | 46 | Wife | — | Arkansas |
| 30 | Myrtie Ford | 45 | Sister | — | Texas |
| 31 | John B Sanders | 31 | Head | Manager | Texas |
| 32 | Thelma Sanders | 33 | Wife | — | Texas |
| 33 | John B Jr Sanders | 1 | Son | — | Texas |
| 34 | Mcmillan Maclean | 40 | Head | Manager | Canada |
| 35 | Eloise Maclean | 31 | Wife | Speech Teacher | Canada |
| 36 | David Mcconnell | 37 | Head | Production Manager | Texas |
| 37 | Russie Mcconnell | 28 | Wife | — | Texas |
| 38 | Barbara Ann Mcconnell | 3 | Daughter | — | Texas |
| 39 | George L Holdridge | 48 | Head | Salesman | Iowa |
| 40 | Opal A Holdridge | 47 | Wife | — | Iowa |
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)