EC
Elizabeth Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Montgomery-County, Pennsylvania
Our Model Tree links this Elizabeth Clark across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1880), then head of a 7-person household.
Age 60
b. ~1880
Female
Spouse
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Pennsylvania |
| Surname | Clark |
| Given Name | Elizabeth R. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Bala-Cynwyd |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Balacynwyd |
| Est. Birth Year | ~1880 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Elizabeth | Age | Birth yr |
|---|---|---|---|---|
| Percy Clark | Head | — | 66 | ~1874 |
| Emily Johnson | Other | — | 50 | ~1890 |
| John Clark | Son | — | 24 | ~1916 |
| Percy Clark | Son | — | 31 | ~1909 |
| William Clark | Son | — | 25 | ~1915 |
| David Clark | Son | — | 20 | ~1920 |
| Elizabeth Clark | Spouse | — | 60 | ~1880 |
Census Appearances
1920
Philadelphia, Pennsylvania
Spouse, age 39
Philadelphia, Pennsylvania · implied b. ~1881 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Elizabeth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Philadelphia, Pennsylvania
Spouse, age 49
Philadelphia, Pennsylvania · implied b. ~1881 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Elizabeth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Operator |
| Industry | Insulin Works |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Montgomery-County, Pennsylvania
Spouse, age 60
Montgomery-County, Pennsylvania · implied b. ~1880 — 7 household members
| Surname | Clark |
| Given Name | Elizabeth R. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Bala-Cynwyd |
| 1935 Residence (County) | Montgomery |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Elizabeth Clark across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Elizabeth Clark
Spouse · 1940 · age 60 · b. ~1880 · Pennsylvania
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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 — Montgomery-County, Pennsylvania
Open full size
1940 US Federal Census — Montgomery-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03580-00775)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anne Connor | 12 | Daughter | — | Pennsylvania |
| 2 | Margaret Connor | 10 | Daughter | — | Pennsylvania |
| 3 | Sue Connor | 9 | Daughter | — | Pennsylvania |
| 4 | Claire Connor | 6 | Daughter | — | Pennsylvania |
| 5 | Eilleen Connor | 4 | Daughter | — | Pennsylvania |
| 6 | Dorothy T. Voges | 50 | Head | — | Pennsylvania |
| 7 | Joseph S. Voges | 54 | Brother | Engineer | Pennsylvania |
| 8 | Jesse T. Voges | 45 | Brother | Engineer | Pennsylvania |
| 9 | Thomas Williams Clark | 27 | Head | Medical Doctor | Pennsylvania |
| 10 | Anna Fisher Clark | 23 | Wife | — | England |
| 11 | Frederic William Clark | 0 | Son | — | Pennsylvania |
| 12 | Margaret Meredith | 34 | Maid | Servant | Pennsylvania |
| 13 | Josephine V. Woods | 23 | Nurse | Child'S Nurse | Pennsylvania |
| 14 | Percy H. Clark | 66 | Head | Attorney | Pennsylvania |
| 15 | Elizabeth R. Clark THIS PERSON | 60 | Wife | — | Pennsylvania |
| 16 | Percy H. Jr. Clark | 31 | Son | Executive | New Jersey |
| 17 | William L. Clark | 25 | Son | Salesman | Pennsylvania |
| 18 | John R. Clark | 24 | Son | — | Pennsylvania |
| 19 | David W. Clark | 20 | Son | — | Pennsylvania |
| 20 | Emily Johnson | 50 | Maid | Cook | Pennsylvania |
| 21 | John Mcginty | 40 | Head | Gardner | Northern Ireland |
| 22 | Rose Mcginty | 39 | Wife | — | Northern Ireland |
| 23 | Robert Haslett | 33 | Head | Salesman | Pennsylvania |
| 24 | Adele M. Haslett | 29 | Wife | — | Pennsylvania |
| 25 | Robert M. Haslett | 3 | Son | — | Pennsylvania |
| 26 | John J. Haslett | 0 | Son | — | Pennsylvania |
| 27 | Thelma Griffin | 33 | Maid | Servant | Georgia |
| 28 | Jane B. S. Robinett | 51 | Head | — | Pennsylvania |
| 29 | Allin P. Robinett | 39 | Nephew | — | Pennsylvania |
| 30 | Zelia A. Robinett | 57 | Niece | Notary Public | Pennsylvania |
| 31 | Howard Cross | 38 | Lodger | Salesman | Pennsylvania |
| 32 | Laura B. Melcher | 72 | Head | — | Pennsylvania |
| 33 | Leon Webster Melcher | 46 | Son | Attorney | Pennsylvania |
| 34 | Helen S. Melcher | 43 | Daughter-in-law | — | Pennsylvania |
| 35 | Edward C. Jacoby | 52 | Head | Salesman | Pennsylvania |
| 36 | Hazel D. Jacoby | 52 | Wife | — | Pennsylvania |
| 37 | James D. Jacoby | 23 | Son | Salesman | Pennsylvania |
| 38 | James L. Dillon | 82 | Father-in-law | — | Pennsylvania |
| 39 | Walter S. March | 65 | Head | Manager | Pennsylvania |
| 40 | W. Jon Hallman | 26 | Son | Radio Service Engineer | Pennsylvania |
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)