CC
Charles Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Grafton-County, New Hampshire
Our Model Tree links this Charles Clark across the 1920, 1930 and 1940 US Censuses in Grafton-County, New Hampshire (XGBoost, ~Confirmed), with identified parents Charles & Iva — first a head (b.~1905), then head of a 4-person household.
Age 35
b. ~1905
Male
Head
Born: Vermont
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Grafton-County, New Hampshire |
| Surname | Clark |
| Given Name | Charles W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Vermont |
| 1935 Residence (City) | Woodstock |
| 1935 Residence (County) | Grafton |
| Additional Details | |
| Occupation | Carpenter |
| Class of Worker | OA |
| Hours Worked | 48 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
| Occupation | Carpenter |
| Township / Ward | Woodstock |
| Est. Birth Year | ~1905 |
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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Clark | Daughter | — | ~1940 | |
| Charles Clark | Head | — | 35 | ~1905 |
| Daniel Clark | Son | — | 5 | ~1935 |
| Eugene Clark | Son | — | 4 | ~1936 |
Census Appearances
1920
Grafton, New …
Son, age 14
Grafton, New Hampshire · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Charles W. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Vermont |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1930
Grafton, New …
Head, age 24
Grafton, New Hampshire · implied b. ~1906 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Charles Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Vermont |
| Age at First Marriage | 18 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | New Hampshire |
| Occupation | Carpenter |
| Industry | House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 25.00 |
| Radio Set | R |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
1940
Grafton-County, New …
Head, age 35
Grafton-County, New Hampshire · implied b. ~1905 — 4 household members
| Surname | Clark |
| Given Name | Charles W |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Vermont |
| 1935 Residence (City) | Woodstock |
| 1935 Residence (County) | Grafton |
| Occupation | Carpenter |
| Class of Worker | OA |
| Hours Worked | 48 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Vermont |
| Birth Country | United States |
| Birthplace (normalized) | vermont |
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 Charles Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Clark (~0.92 confidence) and mother Iva Clark (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Clark
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Iva Clark
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Clark
Head · 1940 · age 35 · b. ~1905 · New Hampshire
★ 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 — Grafton-County, New Hampshire
Open full size
1940 US Federal Census — Grafton-County, New Hampshire
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02287-00693)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ernest P Lynch | 32 | Head | Manager | New Hampshire |
| 2 | Dorothy P Lynch | 24 | Wife | — | New Hampshire |
| 3 | Patricia A Lynch | 2 | Daughter | — | New Hampshire |
| 4 | Theodore M Landry | 32 | Head | Laborer | New Hampshire |
| 5 | Mary R Landry | 30 | Wife | — | Canada French |
| 6 | Ernest J Landry | 4 | Son | — | New Hampshire |
| 7 | Janet C Landry | 3 | Daughter | — | New Hampshire |
| 8 | Joseph Landry | 79 | Father | — | Canada Fr |
| 9 | Frederic W Veno | 40 | Head | Contractor | Canada |
| 10 | Christine E Veno | 35 | Wife | — | New Hampshire |
| 11 | Donald W Veno | 13 | Son | — | New Hampshire |
| 12 | Fanny S Elliot | 57 | Mother-in-law | — | New Hampshire |
| 13 | Harry C Clark | 63 | Head | Farmer | New Hampshire |
| 14 | Sina M Clark | 56 | Wife | — | Massachusetts |
| 15 | Deborah Clark | 27 | Daughter | Waitress | New Hampshire |
| 16 | Esther Clark | 14 | Daughter | — | New Hampshire |
| 17 | James E Dunlap | 24 | Head | Laborer | New Hampshire |
| 18 | Evelyn M Dunlap | 24 | Wife | — | New Hampshire |
| 19 | Norma E Dunlap | 6 | Daughter | — | New Hampshire |
| 20 | Helen M Dunlap | 4 | Daughter | — | New Hampshire |
| 21 | Philip A Russell | 37 | Head | Laborer | New Hampshire |
| 22 | Marie E Russell | 59 | Housekeeper | Housekeeper | New Hampshire |
| 23 | Arthur Fecteau | 54 | Boarder | Woodsman | New Hampshire |
| 24 | Eli D Kendron | 31 | Head | Laborer | Canada French |
| 25 | Aletta M Kendron | 43 | Wife | — | New Hampshire |
| 26 | Lillie L Martin | 22 | Head | — | New Hampshire |
| 27 | Ralph R Martin | 19 | Brother | Laborer | New Hampshire |
| 28 | Allen E Martin | 18 | Brother | Laborer | New Hampshire |
| 29 | William L Martin | 16 | Brother | Laborer | New Hampshire |
| 30 | Gerald A Martin | 2 | Son | — | New Hampshire |
| 31 | Raymond L Martin | 21 | Head | Carpenter | New Hampshire |
| 32 | Edna A Martin | 19 | Wife | — | New Hampshire |
| 33 | William J Maguire | 31 | Head | Laborer | Canada Fr |
| 34 | Julia Maguire | 31 | Wife | — | Canada Fr |
| 35 | Joseph Vaillancourt | 20 | Boarder | Laborer | Canada Fr |
| 36 | Arthur Vaillancourt | 22 | Boarder | Laborer | Canada Fr |
| 37 | Charles W Clark THIS PERSON | 35 | Head | Carpenter | Vermont |
| 38 | Daniel W Clark | 5 | Son | — | New Hampshire |
| 39 | Eugene H Clark | 4 | Son | — | New Hampshire |
| 40 | Dorothy H Clark | 0 | Daughter | — | New Hampshire |
Pedigree Summary
Charles
Gen 1 · 2 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)