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Charles Adams — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this Charles Adams across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Isabella & Charles — first a head (b.~1903), then head of a 6-person household.
Age 37
b. ~1903
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Adams |
| Given Name | Charles H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Stone Setter |
| Industry | Monumental Works |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1040 |
| Highest Grade | H-3 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Stone Setter |
| Township / Ward | Medford City |
| Est. Birth Year | ~1903 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Gloria Adams | Daughter | — | 10 | ~1930 |
| Charles Adams | Head | — | 37 | ~1903 |
| Isabella Adams | Other | — | 75 | ~1865 |
| Charles Adams | Son | — | 8 | ~1932 |
| Robert Adams | Son | — | 6 | ~1934 |
| Helen Adams | Spouse | — | 34 | ~1906 |
Census Appearances
1920
Middlesex, Massachusetts
Son, age 16
Middlesex, Massachusetts · implied b. ~1904 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | Charles H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 26
Middlesex, Massachusetts · implied b. ~1904 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | Charles H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 25 |
| Father's Birthplace | New Hampshire |
| Mother's Birthplace | Massachusetts |
| Occupation | Office Worker |
| Industry | Lumber Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Head, age 37
Middlesex-County, Massachusetts · implied b. ~1903 — 6 household members
| Surname | Adams |
| Given Name | Charles H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Medford City |
| 1935 Residence (County) | Middlesex |
| Occupation | Stone Setter |
| Industry | Monumental Works |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1040 |
| Highest Grade | H-3 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Adams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Isabella Adams (~0.92 confidence) and father Charles Adams (~0.92 confidence) and mother Isabell Adams (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Isabella Adams
b. ~1865
Source mother
● Household
· direct · ~0.92
Father
Charles Adams
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Isabell Adams
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Adams
Head · 1940 · age 37 · b. ~1903 · Massachusetts
★ 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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
22 people indexed on this census page (nara:1940:m-t0627-01612-00735)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Marion Baker | 12 | daughter | — | Massachusetts |
| 42 | Edith Baker | 9 | daughter | — | Massachusetts |
| 43 | Thomas J. Wardwell | 56 | Head | Plumber | Massachusetts |
| 44 | Ellen F. Wardwell | 53 | Wife | — | Canada |
| 45 | Irving J. Wardwell | 19 | Son | — | Massachusetts |
| 46 | Frankie W. Olsen | 40 | Head | Mechanic | Massachusetts |
| 47 | Grace B. Olsen | 39 | Wife | — | New York |
| 48 | Paul Olsen | 19 | Son | New Worker | Massachusetts |
| 49 | William Olsen | 18 | Son | New Worker | Massachusetts |
| 50 | Virginia Olsen | 16 | daughter | — | Massachusetts |
| 51 | Barbara Olsen | 11 | daughter | — | Massachusetts |
| 52 | Marilyn Olsen | 8 | daughter | — | Massachusetts |
| 53 | Richard Olsen | 10 | Son | — | Massachusetts |
| 54 | Sylvia Olsen | 2 | daughter | — | Massachusetts |
| 56 | David G. Death | 49 | Head | Machinist | Scotland |
| 57 | Elizabeth E. Death | 50 | Wife | — | Scotland |
| 58 | Charles H. Adams THIS PERSON | 37 | Head | Stone Setter | Massachusetts |
| 59 | Helen L. Adams | 34 | Wife | — | Massachusetts |
| 60 | Gloria Adams | 10 | daughter | — | Massachusetts |
| 61 | Charles L. Adams | 8 | Son | — | Massachusetts |
| 62 | Robert S. Adams | 6 | Son | — | Massachusetts |
| 63 | Isabella Adams | 75 | Mother | — | Massachusetts |
Pedigree Summary
Charles
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)