Top US Real Estate Rental Estimator API alternatives in 2025

Top US Real Estate Rental Estimator API Alternatives in 2025

As the real estate market continues to evolve, developers and investors are increasingly relying on APIs to provide accurate rental estimates and property data. In 2025, several alternatives to the US Rental Estimation API are emerging, each offering unique features and capabilities. This blog post will explore the best alternatives, detailing their functionalities, pricing, pros and cons, ideal use cases, and how they differ from the US Rental Estimation API.

1. US Rental Estimation API

The US Rental Estimation API is a powerful tool designed to provide accurate rental estimates across various American markets. It leverages extensive datasets and advanced algorithms to deliver precise insights for property developers, investors, and real estate agents.

Key Features and Capabilities

The US Rental Estimation API offers several key features:

Get Estimation: This feature allows users to obtain rental estimates for specific addresses. By inputting parameters such as "address" and "propertyType," users can receive tailored rental estimates based on property characteristics. The API returns a comprehensive list of estimated rentals across the USA.

{
"rent": 1430,
"rentRangeLow": 1160,
"rentRangeHigh": 1690,
"listings": [
{
"id": "602-Lockhart-St,-Pittsburgh,-PA-15212",
"formattedAddress": "602 Lockhart St, Pittsburgh, PA 15212",
"price": 1950,
"bedrooms": 2,
"bathrooms": 1.5,
"propertyType": "single-family"
}
]
}

Property Types: The API supports various property types, including Single Family, Condo, Townhouse, Duplex-Triplex, and Apartment. This flexibility allows users to specify the type of property they are interested in, enhancing the accuracy of the rental estimates.

Want to try US Rental Estimation API? Check out the API documentation to get started.

2. United States Rental Estimation API

The United States Rental Estimation API is another robust alternative that empowers users to make informed real estate decisions. By simply inputting an address and specifying the property type, users can access accurate rental estimates tailored to their needs.

Key Features and Capabilities

This API includes several noteworthy features:

Estimate: Similar to the US Rental Estimation API, this feature allows users to get rental estimates by providing an address and property type. The API returns detailed rental values, price ranges, and comparable property listings.

{
"rent": 2140,
"rentRangeLow": 1570,
"rentRangeHigh": 2720,
"listings": [
{
"id": "3333-E-Florida-Unit-Ave,-Apt-100,-Denver,-CO-80210",
"formattedAddress": "3333 E Florida Unit Ave, Apt 100, Denver, CO 80210",
"price": 2550,
"bedrooms": 2,
"bathrooms": 2,
"propertyType": "condo"
}
]
}

Data Sources: The API sources its data from a combination of real estate databases, market analysis, and historical rental trends, ensuring accuracy and reliability in the estimates provided.

Want to use United States Rental Estimation API in production? Visit the developer docs for complete API reference.

3. Rental Estimate API

The Rental Estimate API provides on-demand access to real-time property rent estimates and comparable rental listings across the US. This API is particularly useful for landlords and property managers looking to assess rental values accurately.

Key Features and Capabilities

Key features of the Rental Estimate API include:

Rental Estimate: Users can obtain rental estimates for specific addresses or latitude/longitude coordinates. This feature also provides similar rental listings, enhancing the accuracy of the estimates.

{
"rent": 3280,
"rentRangeLow": 2960,
"rentRangeHigh": 3600,
"listings": [
{
"id": "14411-Woodcrest-Dr,-Rockville,-MD-20853",
"formattedAddress": "14411 Woodcrest Dr, Rockville, MD 20853",
"price": 3399,
"bedrooms": 4,
"bathrooms": 2,
"propertyType": "single-family"
}
]
}

Property Types: The API supports various property types, including Single Family, Condo, Townhouse, Duplex-Triplex, and Apartment, allowing for tailored rental estimates based on specific property characteristics.

Want to use Rental Estimate API in production? Visit the developer docs for complete API reference.

4. US Real State API

The US Real State API allows users to retrieve properties for sale by zip code and obtain additional information about those properties. This API is ideal for real estate companies looking to enrich their databases with property details.

Key Features and Capabilities

This API includes the following features:

Get Properties by ZipCode: Users can retrieve a list of properties for sale in a specified zip code based on their property details query.

{
"status": 200,
"data": {
"properties": [
{
"id": "12345",
"address": "200 E Main St, Joy, IL 61260",
"price": 250000,
"bedrooms": 3,
"bathrooms": 2
}
]
}
}

Get Property Details: By passing the Property ID, users can receive detailed information about a specific property, including photos, pricing, and other relevant details.

Ready to test US Real State API? Try the API playground to experiment with requests.

5. UK Property Data API

The UK Property Data API provides comprehensive data on UK properties, including sale prices and registered leases. This API is beneficial for users interested in the UK property market.

Key Features and Capabilities

Key features include:

Get Property Report: Users can request information for a specific property, including historical sale prices and ownership details.

{
"property": {
"address": "2 Park Drive, Rayners Lane, Harrow",
"type": "Semi Detached",
"transactionCount": 1,
"highestPricePaid": {
"value": 845000
}
}
}

Get Energy Performance: This feature returns an Energy Performance Certificate for a specific property, providing insights into energy efficiency.

Need help implementing UK Property Data API? View the integration guide for step-by-step instructions.

6. Interests Rates Explorer US API

The Interests Rates Explorer US API allows users to explore localized interest rates effortlessly, providing accurate financial information tailored to specific geographies.

Key Features and Capabilities

This API includes:

Get Interest Rate: Users must indicate a zip code, along with optional parameters for city and state, to retrieve localized interest rates.

[
{
"zip_code": "90001",
"total_rate": "0.102500",
"state_rate": "0.060000",
"city_rate": "0.007500"
}
]

Looking to optimize your Interests Rates Explorer US API integration? Read our technical guides for implementation tips.

7. Australia Realty API

The Australia Realty API provides users with a way to query properties for sale, rent, and sold across Australia, making it an essential tool for developers in the real estate sector.

Key Features and Capabilities

Key features include:

Get Properties List: Users can list properties with various options and filters, allowing for tailored searches based on user needs.

{
"totalResultsCount": 1039,
"results": [
{
"title": "Luxury Apartment in Sydney",
"price": 1200000,
"location": "Sydney, NSW"
}
]
}

Get Property Details: This feature provides detailed information about a specific property, including its price, size, and other key details.

Want to try Australia Realty API? Check out the API documentation to get started.

8. US Real Estate Exam API

The US Real Estate Exam API is designed to help users prepare for their real estate exams by providing multiple-choice questions and flashcards.

Key Features and Capabilities

This API includes:

Random Questions: This feature provides a random list of multiple-choice or true/false questions to test users' knowledge.

{
"status": "success",
"data": [
{
"questionId": 1,
"questionDescription": "What is a fixture?",
"choices": [
{"choiceId": 1, "choiceDescription": "An emblement"},
{"choiceId": 2, "choiceDescription": "A fixture"}
]
}
]
}

Flashcards: Users can retrieve a list of flashcards with terms and definitions to aid in their study.

Want to try US Real Estate Exam API? Check out the API documentation to get started.

9. UAE Real Estate API

The UAE Real Estate API allows users to access real estate information in the UAE, including agencies and property details.

Key Features and Capabilities

This API includes:

AutoComplete: Users can receive suggestions based on their queries, retrieving the "External ID" of the location for further queries.

{
"hits": [
{
"id": 1,
"name": "Abu Bakar Building",
"externalID": "10711"
}
]
}

Get Properties: After using the AutoComplete feature, users can retrieve a list of properties that match their query.

Need help implementing UAE Real Estate API? View the integration guide for step-by-step instructions.

10. USA Interest Rate API

The USA Interest Rate API provides accurate, location-specific financial information, streamlining calculations and improving economic decision-making.

Key Features and Capabilities

This API includes:

Sales Taxes USA: Users must indicate a zip code, along with optional parameters for city and state, to retrieve sales tax rates.

[
{
"zip_code": "75001",
"total_rate": "0.082500",
"state_rate": "0.062500"
}
]

Need help implementing USA Interest Rate API? View the integration guide for step-by-step instructions.

Conclusion

In conclusion, the landscape of real estate rental estimation APIs is rich with alternatives that cater to various needs and use cases. The US Rental Estimation API remains a strong contender, but alternatives like the United States Rental Estimation API, Rental Estimate API, and others provide unique features that may better suit specific requirements. Depending on your focus—be it detailed property data, localized interest rates, or comprehensive market insights—there is an API that can enhance your real estate applications and decision-making processes. Evaluate your needs carefully and choose the API that aligns best with your objectives.