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Harold Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Saginaw-County, Michigan
Our Model Tree links this Harold Martin across the 1920, 1930 and 1940 US Censuses in Saginaw-County, Michigan (XGBoost, ~Confirmed), with identified parents Fred & Rose — first a head (b.~1917), then head of a 3-person household.
Age 23
b. ~1917
Male
Head
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Saginaw-County, Michigan |
| Surname | Martin |
| Given Name | Harold |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Buena Vista |
| 1935 Residence (County) | Saginaw |
| Additional Details | |
| Occupation | Sub. Clerk |
| Industry | U.S. Post Office |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1600 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Sub. Clerk |
| Township / Ward | Buena Vista |
| Est. Birth Year | ~1917 |
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 Harold | Age | Birth yr |
|---|---|---|---|---|
| Sharon Martin | Daughter | — | 1 | ~1939 |
| Harold Martin | Head | — | 23 | ~1917 |
| Betty Martin | Spouse | — | 21 | ~1919 |
Census Appearances
1920
Saginaw, Michigan
Son, age 3
Saginaw, Michigan · implied b. ~1917 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Saginaw, Michigan
Other, age 13
Saginaw, Michigan · implied b. ~1917 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Harold |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Russia |
| Mother's Birthplace | Russia |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Saginaw-County, Michigan
Head, age 23
Saginaw-County, Michigan · implied b. ~1917 — 3 household members
| Surname | Martin |
| Given Name | Harold |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Buena Vista |
| 1935 Residence (County) | Saginaw |
| Occupation | Sub. Clerk |
| Industry | U.S. Post Office |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 1600 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same Place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Harold Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Fred Martin (~0.92 confidence) and mother Rose Martin (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Fred Martin
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Rose Martin
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Martin
Head · 1940 · age 23 · b. ~1917 · Michigan
★ 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 — Saginaw-County, Michigan
Open full size
1940 US Federal Census — Saginaw-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01811-00347)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | George Hoffmann | 49 | Head | Farmer | Michigan |
| 42 | Louise R Hoffmann | 49 | Wife | — | Michigan |
| 43 | Otto Stahl | 53 | Head | Machinist | Michigan |
| 44 | Ada Stahl | 55 | Wife | Green House Emp | England |
| 45 | Henry (Al) Stahl | 23 | Nephew | Student Work | Michigan |
| 46 | Jack Stahl | 10 | Son | — | Michigan |
| 47 | Quinton Stahl | 34 | Head | Servic Mechanic | Michigan |
| 48 | Gladys Stahl | 26 | Wife | — | Michigan |
| 49 | Jerry Stahl | 3 | Son | — | Michigan |
| 50 | Derby Stahl | 2 | Son | — | Michigan |
| 51 | Leslie Stahl | 28 | Head | Mill Wright | Michigan |
| 52 | Sophie Stahl | 28 | Wife | — | Michigan |
| 53 | Shirley Ann Stahl | 1 | Daughter | — | Michigan |
| 54 | Alexander Schneider | 34 | Head | Sand Setter | Russia |
| 55 | Olga Schneider | 34 | Wife | Clerk & Tacker | Russia |
| 56 | Reinhold Schneider | 16 | Step-son | — | Michigan |
| 57 | Leonard Stahl | 59 | Head | Mason Jobber | Michigan |
| 58 | Amy Stahl | 54 | Wife | — | Michigan |
| 59 | Harold Martin THIS PERSON | 23 | Head | Sub. Clerk | Minnesota |
| 60 | Betty Martin | 21 | Wife | — | Michigan |
| 61 | Sharon Martin | 1 | Daughter | — | Michigan |
| 62 | Robert Melone | 27 | Head | Pattern Maker | Michigan |
| 63 | Marian Melone | 25 | Wife | — | Michigan |
| 64 | Carol Jane Melone | 0 | Daughter | — | Michigan |
| 65 | Lorenz Gulliver | 37 | Head | Cleaning Room | Michigan |
| 66 | Clara Gulliver | 40 | Wife | — | Michigan |
| 67 | Richard Gulliver | 12 | Son | — | Michigan |
| 68 | Joan Gulliver | 10 | Daughter | — | Michigan |
| 69 | Dominic Krabbe | 60 | Head | Coal Digger | Czecho Slovakia |
| 70 | Stefane Krabbe | 51 | Wife | — | Michigan |
| 71 | Henry Koponick | 32 | Step-son | Pattern Maker | Michigan |
| 72 | Beatrice Koponick | 21 | Daughter-in-law | Cleaning Dress | Michigan |
| 73 | Stefane Krabbe | 18 | Daughter | Presser & Ironer | Michigan |
| 74 | Aldrich Koponick | 27 | Step-son | Truck Driver | Czecho Slovakia |
| 75 | Henry Mertz | 82 | Head | — | Wisconsin |
| 76 | Chester A Mertz | 46 | Son | Mill Wright | Michigan |
| 77 | Flossie Mertz | 42 | Daughter-in-law | — | Michigan |
| 78 | Chester Jr Mertz | 21 | Grand-son | — | Michigan |
| 79 | William Henry Mertz | 6 | Grand-son | — | Michigan |
| 80 | Caroline Knattershier | 72 | Sister-in-law | — | Michigan |
Pedigree Summary
Harold
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)