DA
David Adams — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lehigh-County, Pennsylvania
Our Model Tree links this David Adams across the 1920, 1930 and 1940 US Censuses in Lehigh-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents William & William — first a head (b.~1906), then head of a 4-person household.
Age 34
b. ~1906
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Lehigh-County, Pennsylvania |
| Surname | Adams |
| Given Name | David |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Allentown City |
| 1935 Residence (County) | Lehigh |
| Additional Details | |
| Occupation | Air pilot |
| Industry | Advertising Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Air Pilot |
| Township / Ward | Allentown City |
| Est. Birth Year | ~1906 |
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 David | Age | Birth yr |
|---|---|---|---|---|
| David Adams | Head | — | 34 | ~1906 |
| Father Kellum | Other | — | 68 | ~1872 |
| David Adams | Son | — | 7 | ~1933 |
| Dorothy Adams | Spouse | — | 31 | ~1909 |
Census Appearances
1920
Lehigh, Pennsylvania
Son, age 12
Lehigh, Pennsylvania · implied b. ~1908 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | David G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Wales |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Lehigh, Pennsylvania
Son, age 23
Lehigh, Pennsylvania · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | David J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Wales |
| Mother's Birthplace | England |
| Occupation | Laborer |
| Industry | Railroad Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Lehigh-County, Pennsylvania
Head, age 34
Lehigh-County, Pennsylvania · implied b. ~1906 — 4 household members
| Surname | Adams |
| Given Name | David |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Allentown City |
| 1935 Residence (County) | Lehigh |
| Occupation | Air pilot |
| Industry | Advertising Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | H 4 |
| 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 David Adams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Adams (~0.92 confidence) and father William Adams (~0.92 confidence) and mother Mary Adams (~0.92 confidence) and mother Mary Adams (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Adams
b. ~1871
Source father
● Household
· direct · ~0.92
Father
William Adams
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Mary Adams
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Mary Adams
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
David Adams
Head · 1940 · age 34 · b. ~1906 · Pennsylvania
★ 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 — Lehigh-County, Pennsylvania
Open full size
1940 US Federal Census — Lehigh-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03542-00256)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | David Adams THIS PERSON | 34 | Head | Air Pilot | Pennsylvania |
| 42 | Dorothy Adams | 31 | Wife | Operator | Pennsylvania |
| 43 | David Jr. Adams | 7 | Son | — | Pennsylvania |
| 44 | Father Kellum | 68 | Father | — | Pennsylvania |
| 45 | Minnie Ritter | 48 | Head | House Work | Pennsylvania |
| 46 | Betty Ritter | 13 | Daughter | — | Pennsylvania |
| 47 | Pete Langley | 29 | Head | Waitress | Pennsylvania |
| 48 | Pete Markle | 69 | Father | — | Pennsylvania |
| 49 | Josephine Furia | 54 | Head | House Work | Italy |
| 50 | Mike Furia | 26 | Son | Presser | Pennsylvania |
| 51 | Anthony Furia | 22 | Son | Laborer | Pennsylvania |
| 52 | Charles Furia | 15 | Grandson | School | Pennsylvania |
| 53 | Anthony Furia | 13 | Grandson | — | Pennsylvania |
| 54 | Giuseppe Ventarsca | 45 | Lodger | Blast Man | Italy |
| 55 | Harry Traup | 59 | Head | Salesman | Pennsylvania |
| 56 | Annie Traup | 59 | Wife | House Work | Pennsylvania |
| 57 | Frank Heckler | 21 | Head | Binder | Pennsylvania |
| 58 | Althea Heckler | 20 | Wife | Operator | Pennsylvania |
| 59 | Frank Heckler | 0 | Son | — | Pennsylvania |
| 60 | Harrison Parker | 72 | Head | Watchman | Pennsylvania |
| 61 | Stella Stauffer | 54 | House Keeper | House Work | Pennsylvania |
| 62 | Raymond Kneller | 21 | Head | Truck Driver | Pennsylvania |
| 63 | Gladys Kneller | 19 | Wife | Presser | Pennsylvania |
| 64 | Morris Mest | 36 | Head | Helper | Pennsylvania |
| 65 | Helen Mest | 20 | Wife | House Work | Pennsylvania |
| 66 | June Mest | 11 | Daughter | — | Pennsylvania |
| 67 | Lucille Mest | 2 | Daughter | — | Pennsylvania |
| 68 | Jennie Good | 67 | Head | House Work | Pennsylvania |
| 69 | Celestia Good | 29 | Daughter | Clerk | Pennsylvania |
| 70 | Laura Koons | 76 | Roomer | House Work | Pennsylvania |
| 71 | Warren Setzer | 25 | Head | Laborer | Pennsylvania |
| 72 | Susan Setzer | 20 | Wife | House Work | Pennsylvania |
| 73 | Homer Hilt | 45 | Roomer | Laborer | Pennsylvania |
| 74 | Francis Hilt | 40 | Wife | House Work | Pennsylvania |
| 75 | Harrison Mcglaughlin | 47 | Head | Manager | Pennsylvania |
| 76 | Anna Mcglaughlin | 47 | Wife | House Work | Pennsylvania |
| 77 | Guy Freeman | 39 | Brother in law | Machinist | Pennsylvania |
| 78 | Marie Shinsky | 41 | Sister | Operator | Slovakia |
| 79 | Sarah Miller | 65 | Head | House Work | Pennsylvania |
| 80 | Luther Miller | 19 | Son | Helper | Pennsylvania |
Pedigree Summary
David
Gen 1 · 4 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)