Demographic Append Services

Improve your customer outreach with precision demographic append services. Whether you’re building marketing segments, analyzing donor profiles, or preparing for political campaigns, The Data Group offers one of the most comprehensive consumer, voter, and donor databases available.
1B

Opt-in Consumer Emails

4B

Hashed Emails

250M

Consumers

A man with glasses sits at a desk in a modern office, looking at his smartphone while managing customer data services. A laptop, notebook, and a glass of water are on the desk beside him. Large windows provide natural light.

What Is a Demographic Append?

A demographic append enriches your existing customer or prospect data by attaching new attributes like income, age, lifestyle preferences, donation behavior, and voting history. This lets you segment smarter, personalize messaging, and boost campaign ROI.
Demographic Append
Ready to See the Impact of Accurate Customer Data?
At Just $0.02 per Match Your ROI is Going to Skyrocket!

Donor Data

  • 110+ million donor records
  • Over 80% with email and phone coverage
  • Filter by:
    • Donation cause (e.g., religious, political, community)
    • Donor behavior (Recent Donors, High Dollar Donors or Small Frequent Donors with Sustainability Indicators)
    • Wealth indicators including high net worth individuals over $10 Million
  • Add psychographics, lifestyle data and behavioral data
Donor Data

Voter Data

  • 218M+ registered voters and 100M+ unregistered adults
  • 80%+ with phone/email
  • Insights include:
    • Over 40MM Absentee and 29MM early voters
    • Party affiliation shifts
    • Redistricting or new resident status
  • Drill down by congressional, judicial, and school districts
Voter Data

Consumer Demographics & Lifestyle

  • Age, gender, marital status, ethnicity
  • Income range, credit capacity, home ownership
  • Lifestyle interests and behavioral profiles, psychographics and more
Consumer Demographics

How Demographic Appending Helps

  • Segment your audience with precision
  • Create personalized offers and messages
  • Discover hidden customer insights
  • Improve lookalike modeling for acquisition campaigns
  • Optimize targeting for fundraising, political outreach, and commercial marketing
Demographic Appending Helps

Industries We Serve

  • Nonprofits & Fundraisers
  • Political Campaigns & PACs
  • Insurance & Financial Services
  • Direct-to-Consumer Brands
  • Automotive & Real Estate Marketers
Industries We Serve

Trusted by Companies Worldwide

ford logo
girl scouts
chevrolet
united way logo
state farm

Our Data Coverage

Q: How is a demographic append different from buying a mailing list?

A: An append enriches your existing data. A mailing list is a list of new contacts you don’t already have.

A: We offer core consumer demographics along with lifestyle, psychographics, property, auto, voter, and donor data.

A: The cost of our data ranges from 2-7 cents per records depending on which demographic packages you want appended and can provide you with a same day quote.

Try a Free Append Test
See the power of enriched data firsthand. Upload a sample of your list and we’ll run a free demographic append—no strings attached.
Smiling woman on mobile phone with shopping bags – Accurate phone append services for consumer outreach

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Voter Data Precision – How Accurate Demographic Personalization Changes the ROI of Political Outreach Campaigns