RC
Ruth Campbell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Rensselaer-County, New York
Our Model Tree links this Ruth Campbell across the 1920, 1930 and 1940 US Censuses in Rensselaer-County, New York (XGBoost, ~Confirmed), with identified parents Lester & Seater — first a daughter (b.~1918), then head of a 5-person household.
Age 22
b. ~1918
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Rensselaer-County, New York |
| Surname | Campbell |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Pittstown town |
| 1935 Residence (County) | Rensselaer |
| Additional Details | |
| Occupation | House work |
| Industry | private home |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 260 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | House Work |
| Township / Ward | Pittstown Town |
| Est. Birth Year | ~1918 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Ruth | Age | Birth yr |
|---|---|---|---|---|
| Ruth Campbell | Daughter | — | 22 | ~1918 |
| Lester Campbell | Head | — | 58 | ~1882 |
| Howard Campbell | Son | — | 25 | ~1915 |
| Gardner Campbell | Son | — | 20 | ~1920 |
| Nellie Campbell | Spouse | — | 50 | ~1890 |
Census Appearances
1920
Rensselaer, New …
Daughter, age 2
Rensselaer, New York · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Ruth L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Rensselaer, New …
Daughter, age 12
Rensselaer, New York · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Ruth G. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Rensselaer-County, New …
Daughter, age 22
Rensselaer-County, New York · implied b. ~1918 — 5 household members
| Surname | Campbell |
| Given Name | Ruth |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Pittstown town |
| 1935 Residence (County) | Rensselaer |
| Occupation | House work |
| Industry | private home |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 260 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Ruth Campbell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Lester Campbell (~0.92 confidence) and father Seater Campbell (~0.92 confidence) and father Lester Campbell (~0.92 confidence) and mother Nellie Campbell (~0.92 confidence) and mother Nellie Campbell (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Lester Campbell
b. ~1882
Source father
● Household
· direct · ~0.92
Father
Seater Campbell
b. ~1883
Source father
● Household
· direct · ~0.92
Father
Lester Campbell
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
Nellie Campbell
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Nellie Campbell
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ruth Campbell
Daughter · 1940 · age 22 · b. ~1918 · New York
★ You are viewing this record
Sibling
Gardner Campbell
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Campbell
Sibling · 1940 · age 25
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 — Rensselaer-County, New York
Open full size
1940 US Federal Census — Rensselaer-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02756-00765)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elva Waldo | 12 | daughter | — | New York |
| 42 | Donald Waldo | 10 | son | — | New York |
| 43 | Beryl Waldo | 7 | daughter | — | New York |
| 44 | Kenneth Waldo | 5 | son | — | New York |
| 45 | Delilah Waldo | 84 | mother | — | New York |
| 46 | Charles Ryan | 81 | Head | Farming | New York |
| 47 | Alice Ryan | 74 | sister | — | New York |
| 48 | Ernest Hayner | 47 | Head | Farming | New York |
| 49 | Bernice Hayner | 46 | wife | — | New York |
| 50 | William Hayner | 17 | son | Farm Hand | New York |
| 51 | Bernice Ryan | 54 | Head | Farming | New York |
| 52 | Carrie M. Ryan | 57 | wife | — | New York |
| 53 | Norman C. Ryan | 24 | Head | Farming | New York |
| 54 | Jessamine Ryan | 24 | wife | — | New York |
| 55 | Julius Denecko | 51 | Head | Farming | Poland |
| 56 | Mary Denecko | 45 | wife | — | Poland |
| 57 | Lester Campbell | 58 | Head | Carpenter | New York |
| 58 | Nellie Campbell | 50 | wife | — | New York |
| 59 | Howard Campbell | 25 | son | Mechanic | New York |
| 60 | Ruth Campbell THIS PERSON | 22 | daughter | House Work | New York |
| 61 | Gardner Campbell | 20 | son | Laborer | New York |
| 62 | Alice S. Campbell | 78 | Head | — | New York |
| 63 | Charles Briggs | 44 | Head | Care Taker | Vermont |
| 64 | Florence Briggs | 43 | wife | — | New York |
| 65 | Allen Briggs | 23 | son | Truck Driver | New York |
| 66 | Earl W. Briggs | 15 | son | Laborer | New York |
| 67 | Adaline Teal | 20 | daughter | House Work | New York |
| 68 | Walter Teal | 25 | son-in-law | Truck Driver | New York |
| 69 | Harry Morse | 59 | Head | Farming | New York |
| 70 | Bessie Morse | 56 | wife | — | New York |
| 71 | Helen Johnston | 35 | daughter | — | New York |
| 72 | Floyd Johnston | 32 | son-in-law | Laborer | New York |
| 73 | Michael Demersky | 23 | hired hand | Farm Hand | Mass |
| 74 | Dwight Niff | 32 | Head | Farm Hand | Vermont |
| 75 | Marguerite Niff | 30 | wife | — | New York |
| 76 | Marjory E. Niff | 17 | daughter | — | New York |
| 77 | Margaret A. Niff | 15 | daughter | — | New York |
| 78 | Dwight A. Niff | 12 | son | — | New York |
| 79 | Paul E. Niff | 4 | son | — | New York |
| 80 | Ronald J. Niff | 2 | son | — | New York |
Pedigree Summary
Ruth + 2 siblings
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)