HC
Harold Clark — 1940 US Census Record
Model Tree available1940 United States Federal Census · Albany-County, New York
Our Model Tree links this Harold Clark across the 1920, 1930 and 1940 US Censuses in Albany-County, New York (XGBoost, ~Confirmed), with identified parents Milo & Harriet — first a head (b.~1912), then head of a 3-person household.
Age 28
b. ~1912
Male
Head
Born: New York
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Albany-County, New York |
| Surname | Clark |
| Given Name | Harold |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Rutland |
| 1935 Residence (County) | Vermont |
| Additional Details | |
| Occupation | Caretaker |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 450 |
| Highest Grade | H-4 |
| 1935 Residence | Vermont |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Caretaker |
| Township / Ward | Bethlehem |
| Est. Birth Year | ~1912 |
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 Harold | Age | Birth yr |
|---|---|---|---|---|
| Florence Clark | Spouse | — | 21 | ~1919 |
| Roger Clark | Son | — | 2 | ~1938 |
| Harold Clark | Head | — | 28 | ~1912 |
Census Appearances
1920
Albany, New …
Son, age 9
Albany, New York · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Albany, New …
Son, age 19
Albany, New York · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Harold M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New York |
| Occupation | Machinist |
| Industry | Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Albany-County, New …
Head, age 28
Albany-County, New York · implied b. ~1912 — 3 household members
| Surname | Clark |
| Given Name | Harold |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | New York |
| 1935 Residence (City) | Rutland |
| 1935 Residence (County) | Vermont |
| Occupation | Caretaker |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 450 |
| Highest Grade | H-4 |
| 1935 Residence | Vermont |
| 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 Harold Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Milo Clark (~0.92 confidence) and mother Harriet Clark (~0.92 confidence) and mother Harriet Clark (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Milo Clark
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Harriet Clark
b. ~1889
Source mother
● Household
· direct · ~0.92
Mother
Harriet Clark
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Clark
Head · 1940 · age 28 · b. ~1912 · New York
★ 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 — Albany-County, New York
Open full size
1940 US Federal Census — Albany-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02456-00259)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Kolber | 38 | Son | Canyon | New York |
| 42 | Frederick Kolber | 32 | Son | Helper | New York |
| 43 | Elizabeth Slingerland | 74 | Mother | — | New York |
| 44 | Harold Thompson | 30 | Son-in-law | Machinist Helper | New York |
| 45 | Gladys Thompson | 34 | Daughter | — | New York |
| 46 | William Slingerland | 40 | Head | Boiler Maker Helper | New York |
| 47 | Florence Slingerland | 31 | Wife | Media Work | New York |
| 48 | Jessie Alexander | 73 | Head | — | New York |
| 49 | Elliot Wagner | 80 | Brother | — | New York |
| 50 | Perry Radley | 19 | Nephew | Laborer | New York |
| 51 | Anna M. Radley | 18 | Niece | — | New York |
| 52 | Harold Clark THIS PERSON | 28 | Head | Caretaker | New York |
| 53 | Florence Clark | 21 | Wife | — | Vermont |
| 54 | Roger Clark | 2 | Son | — | New York |
| 55 | George Saggott | 66 | Head | Horse Trainer | New York |
| 56 | Harry Doberty | 59 | Head | Horse Trainer | Ohio |
| 57 | Merle Gullonere | 25 | Head | Stock Clerk | Maine |
| 58 | Dorothy J. Gullonere | 26 | Wife | — | New York |
| 59 | Wayne Francis Gullonere | 0 | Son | — | New York |
| 60 | C. W. Gifford | 47 | Head | Stationary Engineer | New York |
| 61 | Margaret Gifford | 47 | Wife | — | New York |
| 62 | Kenneth Gifford | 20 | Son | — | New York |
| 63 | Raymond Gifford | 14 | Son | — | New York |
| 64 | Albert Gifford | 13 | Son | — | New York |
| 65 | Betty Gifford | 11 | Daughter | — | New York |
| 66 | Mildred Gifford | 9 | Daughter | — | New York |
| 67 | Marvin Gifford | 7 | Son | — | New York |
| 68 | Margaret Gifford | 7 | Daughter | — | New York |
| 69 | Joan Gifford | 4 | Daughter | — | New York |
| 70 | John Cross | 70 | Head | Farmer | Poland |
| 71 | James F. Gregory | 70 | Head | Laborer | New York |
| 72 | Mary J. Gregory | 69 | Wife | — | New York |
| 73 | Martin Cross | 37 | Head | Farmer | New York |
| 74 | Elizabeth Cross | 43 | Wife | — | New York |
| 75 | Martin Jr. Cross | 11 | Son | — | New York |
| 76 | John Cross | 6 | Son | — | New York |
| 77 | Elias W. Marr | 49 | Head | Carpenter | Canada |
| 78 | Emma O'Brian | 41 | Partner | — | New York |
| 79 | Charles O'Brian | 20 | Son | Utility Man | New York |
| 80 | Frederick O'Brian | 15 | Son | — | New York |
Pedigree Summary
Harold
Gen 1 · 3 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)