LUCA Forms, Letters, User Guides, and other Items

5

Address Count Review

2010 LUCA Training Workshop

ADDRESS COUNT
REVIEW

1

In this section, you will learn how to perform a review of the Address
Count List.
Two key terms and concepts that will be helpful in this lesson:
• Housing Unit Address Count – The count of all housing unit
addresses known to the Census Bureau for each census block
within your jurisdiction.
• Group Quarters Address Count – The count of all group
quarters addresses known to the Census Bureau for each census
block within your jurisdiction.

March 2007
Section 5 Participant Guide

5-1

Address Count Review

Objective
2010 Census LUCA Training Workshop

Objective
Upon completion of this section, you will be able to
describe the process for challenging the count of
addresses for census blocks within your jurisdiction.

2

Upon completion of this section, you will be able to describe the process
for challenging the count of addresses for census blocks within your
jurisdiction.

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March 2007
Section 5 Participant Guide

Address Count Review

Address Count List
2010 LUCA Training Workshop

Performing an Address
Review Count

3

Purpose
The Address Count List
• Contains the number of housing unit and group quarters
addresses on the address list for each census block within your
jurisdiction.
• Used to compare address counts between the Census Bureau and
your local address list.
• Option 1 participants can either update city-style addresses or
challenge the count of addresses for a single census block, but
cannot do both within the same block.

March 2007
Section 5 Participant Guide

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Address Count Review

Reviewing the Address Count List

2010 LUCA Training Workshop

Address Count List – Paper Format

4

Paper Format
• Identifier information at the top:
o Program name – 2010 LUCA Address Count List.
o Your state and county code and your entity name and unique
FIPS code.
o Date the list was created.
o Page number.

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March 2007
Section 5 Participant Guide

Address Count Review

Reviewing the Address Count List
2010 LUCA Training Workshop

Columns 1 and 2
• Column 1 - Census
Tract Number
– Pre-populated
– This field cannot
be edited
• Column 2 – Census
Block Number
– Pre-populated
– This field cannot
be edited

5

Columns 1 and 2
• Column contents
o Columns 1 and 2 – Census Tract Number and Census
Block Number
ƒ Pre-populated and cannot be edited.

March 2007
Section 5 Participant Guide

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Address Count Review

Reviewing the Address Count List
2010 LUCA Training Workshop

Columns 3 and 4

• Column 3 - Census Count of Housing Unit Addresses
– Count of all housing units known to the Census
Bureau for that block
• Column 4 - Local Count of Housing Unit Addresses
– Entry field for local count

6

Columns 3 and 4
o Columns 3 and 4 – Census Count of Housing Unit
Addresses and Local Count of Housing Unit Addresses
ƒ Contain the record of the Census Bureau and local
address count of group quarters addresses for that
census block.

5-6

March 2007
Section 5 Participant Guide

Address Count Review

Reviewing the Address Count List
2010 LUCA Training Workshop

Columns 5 and 6
• Census Count of Group Quarters Addresses
– Count of all group quarters addresses known to
the Census Bureau for each census block
• Local Count of Group Quarters Addresses
– Entry field for local count

7

Columns 5 and 6
o Columns 5 and 6 – Census Count of Group Quarters
Addresses and Local Count of Group Quarters
Addresses
ƒ Contain the record of the Census Bureau and local
counts of group quarters addresses for that census
block.

March 2007
Section 5 Participant Guide

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Address Count Review

Reviewing the Address Count List
2010 LUCA Training Workshop

Totals Row

• Total for each column discussed above

Census
Tract
Number

Census
Block
Number

49.01

3007

TOTAL

45

Census
Count of
Housing
Unit
Addresses
75

Local
Count of
Housing
Unit
Addresses

Census
Count of
Group
Quarters
Addresses
2

825

Local
Count of
Group
Quarters
Addresses

20

8

Totals Row
• Totals Row Contents
o Displays totals for each column.

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March 2007
Section 5 Participant Guide

Address Count Review

Updating the Address Count List (Option 1
Participants Only)
2010 LUCA Training Workshop

Updating the Address Count List – Paper
Format
• Local Count of Housing Unit Addresses
– Record your count of housing unit addresses
• Local Count of Group
Quarters Addresses
– Record your
count of group
quarters
addresses

9

Updating the Address Count List—Paper Format
Option 1 – record the local count of housing unit addresses in column 4
and of group quarters addresses in column 6.
• You do not have to provide totals for each column.

March 2007
Section 5 Participant Guide

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Address Count Review

Updating the Address Count List (Option 1
Participants Only)

2010 Census LUCA Training Workshop

ComputerComputer-Readable Address Count List

• Name of the file
LUCA_ACL_XXyyyyyyyyyy.txt
Where
XX = 2 character, alpha entity type
ST – state
CO – county
PL – place
MC – Minor Civil Division (MCD)
AI – American Indian reservation or
off-reservation trust land
yyyyyyyyyy= variable length, numeric
entity ID code
10

Computer-Readable Format
The computer-readable Address Count List contains the same
information as the paper format. Note the file name contains “ACL”
where Address List contains “AL.”

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March 2007
Section 5 Participant Guide

Address Count Review

Updating the Address Count List (Option 1
Participants Only)
2010 Census LUCA Training Workshop

ComputerComputer-Readable Address Count List
File Record Layout
Maximum
Character Length

Field Name

12

Entity ID Code

2

State Code

3

County Code

7

Census Tract and Suffix

5

Census Block and Suffix

7

Census Count of Housing Unit Addresses

7

Local Count of Housing Unit Addresses

7

Census Count of Group Quarters Addresses

7

Local Count of Group Quarters Addresses

11

File Record Layout
o The information and maximum length of each field in the order the
field appears in the Address Count List.
o The maximum length of each block record is 57 characters. Each
record contains 9 fields of information. The character length of
each record may vary.

March 2007
Section 5 Participant Guide

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Address Count Review

Updating the Address Count List (Option 1
Participants Only)
2010 Census LUCA Training Workshop

ComputerComputer-Readable Address Count List
Example

PL1622233|16|089|6789.01|5432|765|783|3|4
Address Count
Record

PL1622233

Field Name

Entity ID Code

16

State Code

089

County Code

6789.01

Census Tract and Suffix

5432

Census Block and Suffix

765

Census Count of Housing Unit Addresses

783

Local Count of Housing Unit Addresses

3

Census Count of Group Quarters Addresses

4

Local Count of Group Quarters Addresses
12

Computer-Readable Format
• This example is for a place, entity ID code PL1622233, in the
state of Idaho. The state code is 16, the place code is 22233, and
the county code is 089.
• The Census Bureau’s address count shows 765 housing unit
addresses and three (3) group quarters addresses in Census Tract
6789.01, Census Block 5432.
• The local records indicate that there are actually 783 housing unit
addresses and four (4) group quarters addresses in this census
block.

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March 2007
Section 5 Participant Guide

Address Count Review

Updating the Address Count List (Option 1
Participants Only)
Computer-Readable Format (cont.)
To update the address count record:
1. Record the 783 housing unit addresses in the Local Count of
Housing Unit Addresses column.
2. Record the four (4) group quarters addresses in the Local Count
of Group Quarters field column.
You do not have to provide totals for each column.

March 2007
Section 5 Participant Guide

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Address Count Review

Exercise: Address Count List Updates
Instructions

1.

This is an individual exercise.

2.

Read the scenarios on the following page. Except where noted,
assume all information on your local address count list matches
the Census Bureau’s Address Count List.

3.

For each scenario, determine the appropriate change to the
Address Count List and record that change on the list that
follows the scenarios.

4.

You have 10 minutes to complete this exercise.

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March 2007
Section 5 Participant Guide

Address Count Review

Exercise: Address Count List Updates
Scenarios
1. Two new houses have been constructed in a formerly empty lot on
Main Street. These units are located in Census Tract 49.01 in
Census Block 1004. Perform any necessary updates on the
Address Count List.
2. An assisted living center has been constructed at 201 North
Broadway in Census Tract 49.01, Census Block 2031. Perform the
necessary updates on the Address Count List.
3. A large home at 105 S. Elm Street (Census Tract 49.01, Census
Block 3005) has been converted from a single family home to a
group house. Perform any necessary updates on the Address
Count List.
4. The new Pinewood Addition in Census Tract 49.02, Census Block
2011 has 10 homes that will be habitable by Census Day, April 1,
2010. Additionally, the area has a new nursing home in the same
block. Perform any necessary updates on the Address Count List.

March 2007
Section 5 Participant Guide

5-15

2010 Census
Local Update of Census Addresses Program
Address Count List
ST/CO: 33/003
Carroll, NH
Entity: Conway town
PL3311025
Census
Tract
Number

49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01
49.01

Census
Block
Number

1001
1002
1003
1004
1005
1006
1007
1008
1010
1011
2025
2026
2027
2028
2029
2030
2031
2032
2033
3001
3002
3003
3004
3005
3006

Form D-1692

5-16

Census
Count of
Housing
Unit
Addresses

75
0
22
0
46
35
24
26
10
16
12
10
15
12
11
10
13
11
75
22
46
35
24
26
10

Local
Count of
Housing
Unit
Addresses

Date: 07/29/2007
Page: 1
of
1
Census
Count of
Group
Quarters
Addresses

2
0
0
0
1
2
0
0
1
1
0
0
1
0
0
0
0
0
2
0
1
2
0
0
1

Local
Count of
Group
Quarters
Addresses

Census
Tract
Number

49.01
49.02
49.02
49.02
49.02
49.02
49.02
49.02
49.02
49.02
TOTAL

Census
Block
Number

3007
2010B
2011
2012
2013
2024
2025
2037
3038
3039
35

Census
Count of
Housing
Unit
Addresses

75
22
46
75
22
46
35
24
6
7
944

Local
Count of
Housing
Unit
Addresses

Census
Count of
Group
Quarters
Addresses

Local
Count of
Group
Quarters
Addresses

2
0
1
2
0
1
2
0
0
0
22

U.S. Department of Commerce
U.S. Census Bureau

March 2007
Section 5 Participant Guide

Address Count Review

Summary
2010 Census LUCA Training Workshop

Summary
• Address Count List distributed to all LUCA participants
– Option 1 – paper or computer-readable format.
Used to challenge the count of addresses for a
census block
– Options 2 and 3 – computer-readable format. Used
as a reference only.
• For any given census block, Option 1 participants can
either update the Address List or challenge the count
of addresses, but they cannot do both.
• Refer questions to your User Guide or the Census
Bureau help desk. We are here to help!
15

In this lesson, you learned the process for reading and updating the
Address Count List.
If you have any questions, please refer to your User Guide or call the
Census Bureau help desk. Remember, help is just a phone call away!
.

March 2007
Section 5 Participant Guide

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