RM
Ralph Martin — 1920 US Census Record
Model Tree available1920 United States Federal Census · Hennepin, Minnesota
Our Model Tree links this Ralph Martin across the 1910, 1920 and 1930 US Censuses in Hennepin, Minnesota (XGBoost, ~Confirmed), with identified parents Peter & Peter — first a son (b.~1899), then head of a 5-person household.
Age 21
b. ~1899
Male
Son
Born: Minnesota
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Hennepin, Minnesota |
| Surname | Martin |
| Given Name | Ralph W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Additional Details | |
| Occupation | Machinist |
| Industry | Rail-road |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Occupation | Machinist |
| Township / Ward | Minneapolis City |
| Est. Birth Year | ~1899 |
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.
5 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Peter Martin | Head | — | 51 | ~1869 |
| Eva Martin | Daughter | — | 12 | ~1908 |
| Margaret Martin | Spouse | — | 45 | ~1875 |
| Harry Martin | Son | — | 23 | ~1897 |
| Ralph Martin | Son | — | 21 | ~1899 |
Census Appearances
1910
Hennepin, Minnesota
Son, age 11
Hennepin, Minnesota · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Ralph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1920
Hennepin, Minnesota
Son, age 21
Hennepin, Minnesota · implied b. ~1899 — 5 household members
| Surname | Martin |
| Given Name | Ralph W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | Machinist |
| Industry | Rail-road |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Hennepin, Minnesota
Son, age 33
Hennepin, Minnesota · implied b. ~1897 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Marten |
| Given Name | Ralph A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Occupation | Machinist |
| Industry | Boiler Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Ralph Martin across 3 US Census years (1910, 1920 and 1930) in Hennepin, Minnesota, using XGBoost record linkage. Identified parents: father Peter Martin (~0.92 confidence) and father Peter Martin (~0.92 confidence) and mother Margaret Martin (~0.92 confidence) and mother Margaret Martin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Peter Martin
b. ~1866
Source father
● Household
· direct · ~0.92
Father
Peter Martin
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Margaret Martin
b. ~1875
Source mother
● Household
· direct · ~0.92
Mother
Margaret Martin
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Martin
Son · 1920 · age 21 · b. ~1899 · Minnesota
★ You are viewing this record
Sibling
Harry Martin
Sibling · 1920 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eva Martin
Sibling · 1920 · age 12
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 — Hennepin, Minnesota
Open full size
1920 US Federal Census — Hennepin, Minnesota
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu837unit:0032)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Mary J Walker | 57 | Wife | — | Kentucky |
| 52 | Margaret M Walker | 26 | Daughter | — | Minnesota |
| 53 | Joshua H Walker | 19 | Son | — | Minnesota |
| 54 | Grace L Walker | 2 | Daughter | — | Minnesota |
| 55 | Arnold S Anderson | 28 | Head | Sales-Man | Minnesota |
| 56 | Myrtle Anderson | 24 | Wife | — | Minnesota |
| 57 | Arnold S Anderson | 1 | Son | — | Minnesota |
| 58 | Herbert J Wheeler | 47 | Head | Machinist | Wisconsin |
| 59 | Anna M Wheeler | 46 | Wife | — | Michigan |
| 60 | Crystal L Wheeler | 22 | Daughter | — | Minnesota |
| 61 | Arvin B Wheeler | 17 | Son | — | Minnesota |
| 62 | Erick A H Boquist | 28 | Head | Doctor | Minnesota |
| 63 | Mary E Boquist | 23 | Wife | — | Pennsylvania |
| 64 | Charles E Davis | 34 | Head | Sales-Man | Illinois |
| 65 | Edith I Davis | 32 | Wife | — | Minnesota |
| 66 | Virginia E Davis | 1 | Daughter | — | Minnesota |
| 67 | Eva L Cederberg | 25 | Head | — | Sweden |
| 68 | George H Smith | 40 | Head | Brakie | England |
| 69 | Ethel T Smith | 40 | Wife | — | England |
| 70 | Gideon C Carlson | 33 | Head | Freight Agent | Michigan |
| 71 | Edith H Carlson | 31 | Wife | — | Minnesota |
| 72 | Maynette E Carlson | 4 | Daughter | — | Minnesota |
| 73 | Robert C Carlson | 1 | Son | — | Minnesota |
| 74 | Peter S Martin | 51 | Head | Teamster | Minnesota |
| 75 | Margaret Martin | 45 | Wife | — | Minnesota |
| 76 | Harry J Martin | 23 | Son | Brake-Man | Minnesota |
| 77 | Ralph W Martin THIS PERSON | 21 | Son | Machinist | Minnesota |
| 78 | Eva A Martin | 12 | Daughter | — | Minnesota |
| 79 | Otto F Lundquist | 56 | Head | Carpenter | Sweden |
| 80 | Emma C Lundquist | 51 | Wife | — | Sweden |
| 81 | Janet R Lundquist | 23 | Daughter | Stenographer | Minnesota |
| 82 | Melania M Lundquist | 16 | Daughter | — | Minnesota |
| 83 | John E Malthouse | 64 | Head | Engineer | Wisconsin |
| 84 | Margaret R Malthouse | 54 | Wife | — | Wisconsin |
| 85 | Harry E Malthouse | 29 | Son | Manager | Minnesota |
| 86 | Clarence G Malthouse | 27 | Son | Book Keeper | Minnesota |
| 87 | William H Donahue | 33 | Head | Superintendent | Minnesota |
| 88 | Edna E Donahue | 31 | Wife | — | Minnesota |
| 89 | Donald H Donahue | 6 | Son | — | Minnesota |
| 90 | Edna M Donahue | 3 | Daughter | — | Minnesota |
| 91 | Eloise Eklund | 18 | Boarder | Book Keeper | Minnesota |
| 92 | Uno Carlson | 53 | Head | Proprietor | Sweden |
| 93 | Ida C Carlson | 48 | Wife | — | Sweden |
| 94 | Mildred Carlson | 20 | Daughter | Stenographer | Minnesota |
| 95 | Vassel C Sholgren | 29 | Nephew | Asst Cashier | Minnesota |
| 96 | N Gust Nelson | 64 | Head | Carpenter | Sweden |
| 97 | Esther Nelson | 54 | Wife | — | Sweden |
| 98 | Paul W Seelert | 57 | Head | Machinist | East Prussia |
| 99 | Gertrude A Seelert | 31 | Son | — | East Prussia |
| 100 | William F Seelert | 30 | Son | Machinist | Rhine |
Pedigree Summary
Ralph + 2 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)