CM
Clarence Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cuyahoga-County, Ohio
Our Model Tree links this Clarence Martin across the 1920, 1930 and 1940 US Censuses in Cuyahoga-County, Ohio (XGBoost, ~Confirmed), with identified parents John & Margaret — first a head (b.~1895), then head of a 4-person household.
Age 45
b. ~1895
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cuyahoga-County, Ohio |
| Surname | Martin |
| Given Name | Clarence A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Lyndhurst Village |
| 1935 Residence (County) | Cuyahoga |
| Additional Details | |
| Occupation | Chief engineer |
| Industry | Electrical contractors |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 5000 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Chief Engineer |
| Township / Ward | Lyndhurst Village |
| Est. Birth Year | ~1895 |
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 Clarence | Age | Birth yr |
|---|---|---|---|---|
| Corinne Robinson | Other | — | 42 | ~1898 |
| Clarence Martin | Head | — | 45 | ~1895 |
| Mary Martin | Spouse | — | 49 | ~1891 |
| Patricia Martin | Daughter | — | 13 | ~1927 |
Census Appearances
1920
Cuyahoga, Ohio
Son, age 25
Cuyahoga, Ohio · implied b. ~1895 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ohio |
| Occupation | Engineer |
| Industry | Electrical |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Cuyahoga, Ohio
Head, age 35
Cuyahoga, Ohio · implied b. ~1895 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Clarence L |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 20 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Ohio |
| Occupation | Superintendent |
| Industry | Electric Brush |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 8500 |
| Radio Set | R |
| Veteran | Yes WW |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Cuyahoga-County, Ohio
Head, age 45
Cuyahoga-County, Ohio · implied b. ~1895 — 4 household members
| Surname | Martin |
| Given Name | Clarence A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Lyndhurst Village |
| 1935 Residence (County) | Cuyahoga |
| Occupation | Chief engineer |
| Industry | Electrical contractors |
| Class of Worker | PW |
| Hours Worked | 60 |
| Income (1939) | 5000 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Martin (~0.92 confidence) and mother Margaret Martin (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Martin
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Margaret Martin
b. ~1867
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence Martin
Head · 1940 · age 45 · b. ~1895 · Ohio
★ 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 — Cuyahoga-County, Ohio
Open full size
1940 US Federal Census — Cuyahoga-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03056-00479)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Gweneth Sargent | 37 | Wife | — | Ohio |
| 42 | Doris Sargent | 16 | Daughter | — | Ohio |
| 43 | Donald Sargent | 12 | Son | — | Ohio |
| 44 | Elizabeth Kapell | 67 | Aunt | — | England |
| 45 | Claire W. Grove | 44 | Head | Banker (President) | Pennsylvania |
| 46 | Glory L. Grove | 38 | Wife | — | Canada-English |
| 47 | Gloria G. Hale | 16 | Daughter | — | Ohio |
| 48 | Eugene L. Hale | 15 | Step son | — | Illinois |
| 49 | Mary A. Grove | 67 | Mother | — | Iowa |
| 50 | Emma Down | 40 | Maid | Maid | — |
| 51 | Julius F. Hommel | 57 | Head | Traveling Salesman | Ohio |
| 52 | Alice Hommel | 49 | Wife | — | Ohio |
| 53 | Frank G. Purma | 56 | Brother-in-law | Machinist | Ohio |
| 54 | William Armstrong | 46 | Head | Electrician | Pennsylvania |
| 55 | Josephine Armstrong | 48 | Wife | — | Pennsylvania |
| 56 | William J. Armstrong | 18 | Son | Butcher'S Helper | Ohio |
| 57 | H. Mortimer Smeedy | 46 | Head | Teacher | New York |
| 58 | Helen M. Smeedy | 36 | Wife | — | Ohio |
| 59 | James Smeedy | 11 | Son | — | Ohio |
| 60 | William, Jr. Hassink | 25 | Head | Interior Decorator | Ohio |
| 61 | Eleanor Hassink | 25 | Wife | — | Ohio |
| 62 | Clarence A. Martin THIS PERSON | 45 | Head | Chief Engineer | Ohio |
| 63 | Mary F. Martin | 49 | Wife | — | Maine |
| 64 | Patricia Ann Martin | 13 | Daughter | — | Ohio |
| 65 | Corinne Robinson | 42 | Maid | Maid | Tennessee |
| 66 | Norval King | 38 | Head | City Salesman | Ohio |
| 67 | Ruth King | 33 | Wife | — | Iowa |
| 68 | Katharine King | 5 | Daughter | — | Ohio |
| 69 | Barbara King | 3 | Daughter | — | Ohio |
| 70 | Howard Houck | 45 | Head | Foreman | Ohio |
| 71 | Elsie Houck | 46 | Wife | — | Ohio |
| 72 | Ruth Houck | 14 | Daughter | — | Ohio |
| 73 | Edward Cain | 39 | Head | Battery Repairman | Ohio |
| 74 | Marcha Cain | 35 | Wife | — | Ohio |
| 75 | Marilyn Cain | 5 | Daughter | — | Ohio |
| 76 | Raymond Haseroit | 40 | Head | Factory Mgr. | Ohio |
| 77 | Mary Haseroit | 38 | Wife | — | Pennsylvania |
| 78 | Raymond, Jr. Haseroit | 16 | Son | Paper Boy | Ohio |
| 79 | Florence Haseroit | 13 | Daughter | — | Ohio |
| 80 | Joan Haseroit | 3 | Daughter | — | Ohio |
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)