[{"states":["California","Illinois","Texas","Arizona","Florida","New York","Washington","Nevada","Michigan","Massachusetts","North Carolina","Virginia","Georgia","Maryland","Ohio","New Jersey","Wisconsin","Colorado","South Carolina","Tennessee","Alabama","Connecticut","Oregon","Indiana","Missouri","Pennsylvania","New Mexico","South Dakota","Idaho","Arkansas","Kentucky","Maine","Mississippi","Nebraska","New Hampshire","Rhode Island","Delaware","Wyoming","Montana","Vermont","Hawaii","North Dakota","West Virginia","Alaska","Iowa","Kansas","Utah","Texas"]}]
curl --location --request POST 'https://pr213-testing.zylalabs.com/api/6217/county+population+api/8695/obtain+us+states+list' --header 'Authorization: Bearer YOUR_API_KEY' --header 'Content-Type: application/json' --data-raw '{}'
[{"state":"Ohio","counties":["Cuyahoga County","Franklin County","Hamilton County","Montgomery County","Summit County","Lorain County","Stark County","Butler County","Medina County","Licking County","Delaware County","Richland County","Clermont County","Miami County","Greene County","Pickaway County","Hocking County","Knox County","Ashtabula County","Trumbull County","Portage County","Marion County","Wood County","Sandusky County","Fairfield County","Muskingum County","Washington County","Harrison County","Noble County","Perry County","Monroe County","Morgan County","Vinton County","Athens County","Gallia County","Jackson County","Lawrence County","Scioto County","Adams County","Highland County","Clinton County","Brown County","Fayette County","Madison County","Union County","Champaign County","Logan County","Shelby County","Auglaize County","Mercer County","Darke County","Preble County","Montgomery County"]}]
curl --location --request POST 'https://pr213-testing.zylalabs.com/api/6217/county+population+api/8696/obtain+counties+by+state' --header 'Authorization: Bearer YOUR_API_KEY' --header 'Content-Type: application/json' --data-raw '{"state":"Required"}'
[{"county":"Cuyahoga County","state":"Ohio","current_population":1229182}]
curl --location --request POST 'https://pr213-testing.zylalabs.com/api/6217/county+population+api/8697/obtain+current+population+by+county' --header 'Authorization: Bearer YOUR_API_KEY' --header 'Content-Type: application/json' --data-raw '{"county":"Required"}'
[{"state":"Ohio","county":"Cuyahoga County","previous_population":1229182}]
curl --location --request POST 'https://pr213-testing.zylalabs.com/api/6217/county+population+api/8698/obtain+previous+population+by+county' --header 'Authorization: Bearer YOUR_API_KEY' --header 'Content-Type: application/json' --data-raw '{"county":"Required"}'
After signing up, every developer is assigned a personal API access key, a unique combination of letters and digits provided to access to our API endpoint. To authenticate with the County Population API simply include your bearer token in the Authorization header.
| Header | Description |
|---|---|
Authorization
|
Required
Should be Bearer access_key. See "Your API Access Key" above when you are subscribed.
|
No long-term commitment. Upgrade, downgrade, or cancel anytime. Free Trial includes up to 50 requests.
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The County Population API specializes in delivering comprehensive population data for counties across the United States. It processes a variety of data fields, including county names, corresponding states, and population figures for the current year (2024) and previous year (2020). The API utilizes standard JSON format for data exchange, ensuring compatibility with various applications and systems.
The County Population API provides detailed population statistics for US counties, including current population data for the year 2024 and previous population data from the year 2020.
The API utilizes standard JSON format for data exchange, ensuring compatibility with various applications and systems.
Yes, you can access population data for specific counties by querying the API with the county names and their corresponding states.
To obtain your API key, first sign in to your account and navigate to the API you want to use. From the API's Pricing section, choose a plan and complete the subscription process. Once subscribed, return to the API page and you will see your API Access Key displayed at the top of the documentation page. You can use this key to authenticate your requests.
You can’t switch APIs during the free trial. If you subscribe to a different API, your trial will end and the new subscription will start as a paid plan.
The free trial lasts for 7 days and allows you to make up to 50 API requests.
No, the free trial is available only once, so we recommend using it on the API that interests you the most. Most of our APIs offer a free trial, but some may not include this option.
Yes. If the API offers a free trial, you will see a "Free 7-Day Trial" option in its Pricing section. The trial lasts for 7 days and allows up to 50 API requests, enabling you to evaluate the API before subscribing to a paid plan.
Zyla API Hub is like a big store for APIs, where you can find thousands of them all in one place. We also offer dedicated support and real-time monitoring of all APIs. Once you sign up, you can pick and choose which APIs you want to use. Just remember, each API needs its own subscription. But if you subscribe to multiple ones, you'll use the same key for all of them, making things easier for you.
You can monitor your API usage through the response headers included with every request:
x-zyla-api-calls-monthly-used: Shows the total number of API requests you have used during the current billing period.
x-zyla-api-calls-monthly-remaining: Shows the number of API requests you have remaining for the current billing period.
Yes, you can cancel your subscription at any time. Simply go to the Pricing section of the API you're subscribed to and click the "Unsubscribe" button.
Please note that upgrades, downgrades, and cancellations take effect immediately. Once your subscription is canceled, access to the service will end immediately, regardless of any remaining API calls in your quota.
Please have a look at our Refund Policy: https://zylalabs.com/terms#refund