HC
Helen Campbell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Blount-County, Alabama
Our Model Tree links this Helen Campbell across the 1930 and 1940 US Censuses in Blount-County, Alabama (XGBoost, ~Confirmed) — first a daughter (b.~1914), then head of a 14-person household.
Age 26
b. ~1914
Female
Daughter
Born: Alabama
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Blount-County, Alabama |
| Surname | Campbell |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Beat 25 |
| 1935 Residence (County) | Blount |
| Additional Details | |
| Industry | 0 |
| Highest Grade | Hs 5 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Beat 25 |
| Est. Birth Year | ~1914 |
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.
14 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Pauline Campbell | Daughter | — | 11 | ~1929 |
| Helen Campbell | Daughter | — | 26 | ~1914 |
| Fayline Lyles | Daughter | — | 2 | ~1938 |
| Eva Campbell | Daughter | — | 13 | ~1927 |
| Gurlie Lyles | Daughter | — | 21 | ~1919 |
| Viola Campbell | Daughter | — | 17 | ~1923 |
| Minnie Campbell | Daughter | — | 24 | ~1916 |
| Perlie Thrower | Daughter | — | 22 | ~1918 |
| Fate Campbell | Head | — | 48 | ~1892 |
| Thomas Thrower | Other | — | 24 | ~1916 |
| Bill Campbell | Son | — | 15 | ~1925 |
| Troy Campbell | Son | — | 19 | ~1921 |
| Julius Campbell | Son | — | 3 | ~1937 |
| Lucy Campbell | Spouse | — | 50 | ~1890 |
Census Appearances
1930
Blount, Alabama
Daughter, age 16
Blount, Alabama · implied b. ~1914 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Hellen L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1940
Blount-County, Alabama
Daughter, age 26
Blount-County, Alabama · implied b. ~1914 — 14 household members
| Surname | Campbell |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Alabama |
| 1935 Residence (City) | Beat 25 |
| 1935 Residence (County) | Blount |
| Industry | 0 |
| Highest Grade | Hs 5 |
| 1935 Residence | Same place |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Campbell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Campbell
Daughter · 1940 · age 26 · b. ~1914 · Alabama
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Sibling
Fayline Lyles
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bill Campbell
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Troy Campbell
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Pauline Campbell
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gurlie Lyles
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Minnie Campbell
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eva Campbell
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Perlie Thrower
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Julius Campbell
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Viola Campbell
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Blount-County, Alabama
Open full size
1940 US Federal Census — Blount-County, Alabama
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00005-00566)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert E. Campbell | 6 | Son | — | Alabama |
| 42 | Fate Campbell | 48 | Head | Farmer | Alabama |
| 43 | Lucy Campbell | 50 | Wife | — | Alabama |
| 44 | Helen Campbell THIS PERSON | 26 | Daughter | — | Alabama |
| 45 | Minnie Campbell | 24 | Daughter | Farm Laborer | Alabama |
| 46 | Troy Campbell | 19 | Son | Farm Laborer | Alabama |
| 47 | Viola Campbell | 17 | Daughter | Farm Laborer | Alabama |
| 48 | Bill Campbell | 15 | Son | Farm Laborer | Alabama |
| 49 | Eva Campbell | 13 | Daughter | — | Alabama |
| 50 | Pauline Campbell | 11 | Daughter | — | Alabama |
| 51 | Julius Campbell | 3 | Son | — | Alabama |
| 52 | Gurlie Lyles | 21 | Daughter | — | Alabama |
| 53 | Fayline Lyles | 2 | Daughter | — | Alabama |
| 54 | Thomas Thrower | 24 | Son-in-law | Farm Laborer | Alabama |
| 55 | Perlie Thrower | 22 | Daughter | — | Alabama |
| 56 | Joe Campbell | 60 | Head | — | Alabama |
| 57 | Homer Campbell | 41 | Head | Farmer | Alabama |
| 58 | Della Campbell | 30 | Wife | — | Alabama |
| 59 | Avis Campbell | 18 | Son | Farm Laborer | Alabama |
| 60 | Audry Campbell | 11 | Daughter | — | Alabama |
| 61 | Edward Campbell | 8 | Son | — | Alabama |
| 62 | Opal Campbell | 6 | Daughter | — | Alabama |
| 63 | Jennie Campbell | 2 | Daughter | — | Alabama |
| 64 | Evan Mccombs | 50 | Head | Farmer | Alabama |
| 65 | Pansy Mccombs | 29 | Wife | — | Alabama |
| 66 | Evelyn Mccombs | 9 | Daughter | — | Alabama |
| 67 | John W. Mccombs | 8 | Son | — | Alabama |
| 68 | Woniafay Mccombs | 3 | Daughter | — | Alabama |
| 69 | Doris Carolyn Mccombs | 1 | Daughter | — | Alabama |
| 70 | Bert Parker | 47 | Head | Farmer | Alabama |
| 71 | Corda Parker | 24 | Wife | — | Alabama |
| 72 | Talmadge Parker | 18 | Son | — | Alabama |
| 73 | Alma Parker | 15 | Daughter | — | Alabama |
| 74 | Cecil Parker | 5 | Son | — | Alabama |
| 75 | Cannie Burns | 62 | Head | Farmer | Alabama |
| 76 | Della Mae Burns | 47 | Wife | — | Alabama |
| 77 | Paul Burns | 27 | Son | Farm Laborer | Alabama |
| 78 | Kathleen Burns | 20 | Daughter | — | Alabama |
| 79 | David Burns | 18 | Son | Farm Laborer | Alabama |
| 80 | Bofie Burns | 16 | Son | Farm Laborer | Alabama |
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)