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Harry Martin — 1920 US Census Record
Model Tree available1920 United States Federal Census · Will, Illinois
Our Model Tree links this Harry Martin across the 1900, 1910 and 1920 US Censuses in Will, Illinois (XGBoost, ~Confirmed), with identified parents William & William — first a son (b.~1900), then head of a 8-person household.
Age 20
b. ~1900
Male
Son
Born: Illinois
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Will, Illinois |
| Surname | Martin |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Apprentice |
| Industry | Machinist |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Apprentice |
| Township / Ward | Lockport City |
| Est. Birth Year | ~1900 |
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.
8 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Harry | Age | Birth yr |
|---|---|---|---|---|
| Edna Martin | Daughter | — | 15 | ~1905 |
| Marie Martin | Daughter | — | 22 | ~1898 |
| Clarice Martin | Daughter | — | 6 | ~1914 |
| William Martin | Head | — | 50 | ~1870 |
| William Martin | Son | — | 23 | ~1897 |
| Charles Martin | Son | — | 8 | ~1912 |
| Harry Martin | Son | — | 20 | ~1900 |
| Mary Martin | Spouse | — | 44 | ~1876 |
Census Appearances
1900
Will, Illinois
Son, age 1
Will, Illinois · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Birth Month | Oct |
| Birth Year | 1899 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1910
Will, Illinois
Son, age 10
Will, Illinois · implied b. ~1900 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Will, Illinois
Son, age 20
Will, Illinois · implied b. ~1900 — 8 household members
| Surname | Martin |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Apprentice |
| Industry | Machinist |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Harry Martin across 3 US Census years (1900, 1910 and 1920) in Will, Illinois, using XGBoost record linkage. Identified parents: father William Martin (~0.92 confidence) and father William Martin (~0.92 confidence) and mother Mary Martin (~0.92 confidence) and mother Mary Martin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Martin
b. ~1866
Source father
● Household
· direct · ~0.92
Father
William Martin
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Mary Martin
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Mary Martin
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Martin
Son · 1920 · age 20 · b. ~1900 · Illinois
★ You are viewing this record
Sibling
Marie Martin
Sibling · 1920 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Martin
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Martin
Sibling · 1920 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Martin
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarice Martin
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1920 US Federal Census — Will, Illinois
Open full size
1920 US Federal Census — Will, Illinois
Page Contents
48 people indexed on this census page (ia:1920:14thcensusofpopu414unit:0892)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Clara Wohlgemuth | 26 | Daughter | Bookkeeper | Illinois |
| 52 | Mathias Wohlgemuth | 19 | Son | — | Illinois |
| 54 | Alice Hawley | 60 | Head | Housewife | Illinois |
| 55 | Susan Sotto | 54 | Head | Housewife | Illinois |
| 56 | Gordon Sotto | 16 | Son | — | Illinois |
| 57 | Henry Speaker | 50 | Head | Laborer | Germany |
| 58 | Martha Speaker | 46 | Wife | Housewife | Germany |
| 59 | Catherine Speaker | 12 | Niece | — | Illinois |
| 60 | Laura Harrison | 62 | Head | Housewife | Austria |
| 61 | William Peters | 64 | Head | Laborer | Germany |
| 62 | Elizabeth Peters | 66 | Wife | Housewife | Germany |
| 63 | John Dougherty | 31 | Head | Laborer | Illinois |
| 64 | Mary Dougherty | 27 | Wife | Housewife | Illinois |
| 65 | Anna Marie Dougherty | 1 | Daughter | — | Illinois |
| 66 | William Martin | 50 | Head | General Work | Illinois |
| 67 | Mary Martin | 44 | Wife | Housewife | Illinois |
| 68 | William G. Martin | 23 | Son | Machinist | Illinois |
| 69 | Marie Martin | 22 | Daughter | Stenographer | Illinois |
| 70 | Harry Martin THIS PERSON | 20 | Son | Apprentice | Illinois |
| 71 | Edna J. Martin | 15 | Daughter | — | Illinois |
| 72 | Charles Martin | 8 | Son | — | Illinois |
| 73 | Clarice Martin | 6 | Daughter | — | Illinois |
| 74 | John Pullio | 53 | Head | Laborer | Illinois |
| 75 | Josephine Pullio | 52 | Wife | Housewife | Illinois |
| 76 | Rose Pullio | 23 | Daughter | Clerk | Illinois |
| 77 | Cornelia Mrs. Rynd | 61 | Head | Housewife | New York |
| 78 | Elsa Rynd | 24 | Daughter | Clerical Work | Nebraska |
| 79 | Annie B. Finch | 63 | Head | Trader | Illinois |
| 80 | George Solley | 36 | Head | Clerk | Illinois |
| 81 | Mary Solley | 34 | Wife | Housewife | New York |
| 82 | Henry Solley | 12 | Son | — | Illinois |
| 83 | Edward Solley | 11 | Son | — | Illinois |
| 84 | Evelyn Solley | 7 | Daughter | — | Illinois |
| 85 | Richard Solley | 4 | Son | — | Illinois |
| 86 | Robert Solley | 1 | Son | — | Illinois |
| 88 | William J. Bittle | 35 | Head | Watchman | Illinois |
| 89 | Lottie Bittle | 35 | Wife | Housewife | N. Carolina |
| 90 | Arthur Bittle | 11 | Son | — | Illinois |
| 91 | Lionel Bittle | 4 | Son | — | Illinois |
| 92 | Lillie Jane Coleman | 72 | Mother-in-law | — | N. Carolina |
| 93 | Michael Matter | 51 | Head | Retired | Germany |
| 94 | Addie Matter | 52 | Wife | Housewife | New York |
| 95 | Ralph Matter | 28 | Son | Grocer | Illinois |
| 96 | Henry G. Buchanan | 49 | Head | Ice Dealer | Illinois |
| 97 | Bertha Buchanan | 34 | Wife | Housewife | Illinois |
| 98 | Margaret Buchanan | 12 | Daughter | — | Illinois |
| 99 | Charles Buchanan | 10 | Son | — | Illinois |
| 100 | Winifred Buchanan | 2 | Daughter | — | Illinois |
Pedigree Summary
Harry + 5 siblings
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 1920 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)