CT
Clarence Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · York-County, Maine
Our Model Tree links this Clarence Thompson across the 1920, 1930 and 1940 US Censuses in York-County, Maine (XGBoost, ~Confirmed), with identified parents Sophia & George — first a head (b.~1893), then head of a 3-person household.
Age 47
b. ~1893
Male
Head
Born: Maine
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | York-County, Maine |
| Surname | Thompson |
| Given Name | Clarence A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Sanford Town |
| 1935 Residence (County) | York |
| Additional Details | |
| Occupation | Druggist |
| Industry | Retail drug store |
| Class of Worker | E |
| Hours Worked | 60 |
| Income (1939) | 156 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | Druggist |
| Township / Ward | Sanford Town |
| Est. Birth Year | ~1893 |
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 Clarence | Age | Birth yr |
|---|---|---|---|---|
| Mildred Thompson | Daughter | — | 22 | ~1918 |
| Clarence Thompson | Head | — | 47 | ~1893 |
| Florida Thompson | Spouse | — | 43 | ~1897 |
Census Appearances
1920
York, Maine
Son, age 26
York, Maine · implied b. ~1894 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Clarence |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Maine |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | merchant |
| Industry | Drugstore |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
York, Maine
Head, age 37
York, Maine · implied b. ~1893 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Clarence |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Maine |
| Age at First Marriage | 19 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Repairer |
| Industry | Shoe Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 17 |
| Radio Set | R |
| Veteran | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
York-County, Maine
Head, age 47
York-County, Maine · implied b. ~1893 — 3 household members
| Surname | Thompson |
| Given Name | Clarence A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Maine |
| 1935 Residence (City) | Sanford Town |
| 1935 Residence (County) | York |
| Occupation | Druggist |
| Industry | Retail drug store |
| Class of Worker | E |
| Hours Worked | 60 |
| Income (1939) | 156 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 Clarence Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Sophia Thompson (~0.92 confidence) and father George Thompson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Sophia Thompson
b. ~1857
Source mother
● Household
· direct · ~0.92
Father
George Thompson
b. ~1858
Source father
● Household
· direct · ~0.92
This person
Anchor record
Clarence Thompson
Head · 1940 · age 47 · b. ~1893 · Maine
★ 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 — York-County, Maine
Open full size
1940 US Federal Census — York-County, Maine
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01497-00336)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Arthur Tucker | 81 | Father | — | Maine |
| 2 | Clarence A. Thompson THIS PERSON | 47 | Head | Druggist | Maine |
| 3 | Florida Thompson | 43 | Wife | — | New Hampshire |
| 4 | Mildred Thompson | 22 | Daughter | — | Maine |
| 5 | Kenneth S. Woodman | 42 | Head | Clerk | New Hampshire |
| 6 | Marguerite Woodman | 37 | Wife | Weaver | Maine |
| 7 | Alfred Woodman | 19 | Son | Presser | Maine |
| 8 | Lloyd Woodman | 15 | Son | Percher | Maine |
| 9 | Clayton Wilson | 38 | Head | — | Massachusetts |
| 10 | Delia V. Wilson | 38 | Wife | Edge Trimmer | Massachusetts |
| 11 | Clayton Jr. Wilson | 5 | Son | Stitcher | Massachusetts |
| 12 | Lise?|Lise L. Tarbox | 63 | Head | — | Maine |
| 13 | Edith Tarbox | 64 | Wife | Breeder | Maine |
| 14 | Agnes Sladen | 74 | Head | Helper | England |
| 15 | Wallace Clark | 34 | Head | — | Maine |
| 16 | Helen Clark | 27 | Wife | Assistant Pay Master | Maine |
| 17 | Wallace Jr. Clark | 2 | Son | — | Maine |
| 18 | Burt C. Goodrich | 68 | Head | — | Massachusetts |
| 19 | Alice G. Goodrich | 65 | Wife | Weaver | Maine |
| 20 | Irma Dexter | 45 | Daughter | — | Maine |
| 21 | Arthur G. Dexter | 25 | Grandson | — | Maine |
| 22 | Bertram L. Breary | 44 | Head | Worsted Mill | Maine |
| 23 | Eleanor L. Breary | 44 | Wife | Postal Clerk | Rhode Island |
| 24 | Nettie O. Littlefield | 63 | Mother-in-law | Postal Clerk | Maine |
| 25 | Robert Holland | 43 | Head | Percher | Vermont |
| 26 | Vera R. Holland | 42 | Wife | — | New Hampshire |
| 27 | Florence Holland | 6 | Daughter | — | New York |
| 28 | Lucille Holland | 9 | Daughter | — | New York |
| 29 | Robert Jr. Holland | 12 | Son | — | New York |
| 30 | Gerard Danteuil | 19 | Son-in-law | — | Canada French |
| 31 | Eleanor Danteuil | 17 | Daughter | Climber | Maine |
| 32 | Thomas Danteuil | 0 | Grandson | — | Maine |
| 33 | Catherine M. Currier | 76 | Head | — | Maine |
| 34 | Arthur Garnett | 60 | Head | — | Maine |
| 35 | Russell Garnett | 12 | Son | Carder | Maine |
| 36 | Phyllis Garnett | 7 | Daughter | — | Maine |
| 37 | Marion Garnett | 47 | Sister | — | Maine |
| 38 | Edith G. Garnett | 88 | Mother | — | Maine |
| 39 | Peter C. Kyberts | 61 | Head | — | Denmark |
| 40 | Bertha Kyberts | 60 | Wife | Weaver | England |
Pedigree Summary
Clarence
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)