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John Cross — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Montgomery, Maryland
Our Model Tree links this John Cross across the 1920 and 1930 US Censuses in Montgomery, Maryland (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 9-person household.
Age 10
b. ~1920
Male
Son
Born: Maryland
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Montgomery, Maryland |
| Surname | Cross |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Maryland |
| Additional Details | |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Township / Ward | Rockville District 4 |
| Est. Birth Year | ~1920 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Alfred Cross | Son | — | 6 | ~1924 |
| Walter Cross | Son | — | 12 | ~1918 |
| Mandy Cross | Spouse | — | 31 | ~1899 |
| Francis Cross | Son | — | 16 | ~1914 |
| Margaret Cross | Daughter | — | 14 | ~1916 |
| Julia Cross | Daughter | — | 3 | ~1927 |
| Wilmer Cross | Son | — | 4 | ~1926 |
| Walter Cross | Head | — | 54 | ~1876 |
| John Cross | Son | — | 10 | ~1920 |
Census Appearances
1920
Montgomery, Maryland
Son, age
Montgomery, Maryland · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cross |
| Given Name | John G |
| Relationship to Head | son |
| Sex | M |
| Color / Race | Black |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Maryland |
| Speaks English | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Montgomery, Maryland
Son, age 10
Montgomery, Maryland · implied b. ~1920 — 9 household members
| Surname | Cross |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Maryland |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 John Cross across 2 US Census years (1920 and 1930) in Montgomery, Maryland, using XGBoost record linkage.
Show:
This person
Anchor record
John Cross
Son · 1930 · age 10 · b. ~1920 · Maryland
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Sibling
Julia Cross
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Cross
Sibling · 1930 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilmer Cross
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Cross
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Cross
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Cross
Sibling · 1930 · 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
1930 US Federal Census — Montgomery, Maryland
Open full size
1930 US Federal Census — Montgomery, Maryland
Page Contents
50 people indexed on this census page (ia:1930:15thcensus876unit:0843)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Horace L. Rabbitt | 1 | Son | — | Maryland |
| 2 | Lizzie Duvall | 73 | Head | — | Maryland |
| 3 | Thota Duvall | 35 | Son | — | Maryland |
| 4 | Blanche Carol | 28 | Servant | Farm Laborer | Maryland |
| 5 | Ernest C. Pepper | 44 | Head | Cook | Maryland |
| 6 | Mary W. Pepper | 37 | Wife | — | Maryland |
| 7 | Evelyn V. Pepper | 17 | Daughter | Saleslady | Maryland |
| 8 | Edith G. Pepper | 16 | Daughter | — | Maryland |
| 9 | Howard J. Pepper | 11 | Son | — | Maryland|Pennsylvania |
| 10 | William S. Jolliffe | 60 | Head | Farmer | West Virginia |
| 11 | Ella S. Jolliffe | 55 | Wife | — | West Virginia |
| 12 | Mabel E. Smith | 68 | Head | — | Maryland |
| 13 | Mary E. Smith | 47 | Daughter | Stenographer | Maryland |
| 14 | David Mcbain | 30 | Head | Proprietor | Maryland |
| 15 | Mary N. Mcbain | 19 | Wife | — | Maryland |
| 16 | Mary B. Mcbain | 0 | Daughter | — | District of Columbia |
| 17 | Mabel Johnson | 12 | Sister-in-law | — | Maryland |
| 18 | Aubrey Johnson | 60 | Head | Farm Laborer | Maryland |
| 19 | Lucinda Johnson | 60 | Wife | — | Maryland |
| 20 | Florence J. Denney | 25 | Daughter | — | Maryland |
| 21 | Mabel Johnson | 8 | Granddaughter | — | Maryland |
| 22 | Henry H. Dawson | 76 | Head | Farmer | Maryland |
| 23 | Fannie N. Dawson | 60 | Wife | — | Illinois |
| 24 | Rose R. Dawson | 33 | Daughter | Bookkeeper | South Dakota |
| 25 | Lawrence A. Dawson | 36 | Head | Accountant | Illinois |
| 26 | Helen C. Dawson | 26 | Wife | — | District of Columbia |
| 27 | Mary F. Dawson | 4 | Daughter | — | District of Columbia |
| 28 | Helen R. Dawson | 2 | Daughter | — | District of Columbia |
| 29 | Jean F. Dawson | 1 | Daughter | — | Maryland |
| 30 | Henry H. Jr. Lawson | 31 | Head | Sales Clerk | South Dakota |
| 31 | Jessie Margaret Lawson | 23 | Wife | — | Maryland |
| 32 | Janet L. Lawson | 5 | Daughter | — | Maryland |
| 33 | Walter W. Lawson | 29 | Brother | Lawyer | South Dakota |
| 34 | Ethel Clark | 33 | Servant | Cook | Virginia |
| 35 | Cecil Smith | 25 | Boarder | Farm Laborer | Maryland |
| 36 | Walter Cross | 54 | Head | Road Laborer | Virginia |
| 37 | Mandy Cross | 31 | Wife | Laundress | Maryland |
| 38 | Francis H. Cross | 16 | Son | Truck Driver | Maryland |
| 39 | Margaret L. Cross | 14 | Daughter | — | Maryland |
| 40 | Walter Cross | 12 | Son | — | Maryland |
| 41 | John Cross THIS PERSON | 10 | Son | — | Maryland |
| 42 | Alfred Cross | 6 | Son | — | Maryland |
| 43 | Wilmer Cross | 4 | Son | — | Maryland |
| 44 | Julia Cross | 3 | Daughter | — | Maryland |
| 45 | Laurie W. Hipley | 28 | Head | Electrician | Maryland |
| 46 | Catherine L. Hipley | 25 | Wife | — | Maryland |
| 47 | James C. Hipley | 6 | Son | — | Maryland |
| 48 | Laurie W. Jr. Hipley | 3 | Son | — | Maryland |
| 49 | Emma J. Haney | 73 | Head | — | District of Columbia |
| 50 | Florence M. King | 37 | Daughter | — | Maryland |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)