Best Real Estate & Housing APIs in 2025

Best Real Estate & Housing APIs in 2025

The real estate and housing sector is rapidly evolving, with technology playing a crucial role in shaping how we buy, sell, and rent properties. In 2025, a variety of APIs are available that provide developers with the tools they need to create innovative applications in this space. This blog post will explore the top 10 real estate and housing APIs, detailing their features, capabilities, and practical applications.

1. US Rental Estimation API

The US Rental Estimation API is designed to empower real estate ventures by providing accurate property projections. This API harnesses vast datasets and advanced algorithms to calculate rental estimates, enabling precise investment decisions.

With the Get Estimation feature, users can obtain rental estimates for specific addresses. This tool enhances the accuracy of rental estimates by analyzing various property characteristics. Users can input parameters such as "address," "propertyType," and filters like "bedrooms" or "bathrooms" to tailor their requests. 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",
"longitude": -79.998772,
"latitude": 40.452801,
"city": "Pittsburgh",
"state": "PA",
"zipcode": "15212",
"price": 1950,
"publishedDate": "2025-01-06T03:02:31.033Z",
"distance": 0.5103,
"daysOld": 2,
"correlation": 0.9867,
"address": "602 Lockhart St",
"bedrooms": 2,
"bathrooms": 1.5,
"propertyType": "single-family",
"squareFootage": 1563.0,
"yearBuilt": null
}
]
}

This API supports various property types, including Single Family, Condo, Townhouse, Duplex-Triplex, and Apartment. Each property type can be specified in the propertyType query parameter, allowing for tailored rental estimates based on specific needs.

2. 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 particularly useful for real estate companies looking to display available properties in specific areas.

With the Get Properties by ZipCode feature, users can input a zip code along with property characteristics such as minimum and maximum price and bedroom count. The API returns a list of properties that match the query, complete with detailed information.

{
"status": 200,
"data": {
"home_search": {
"total": 6,
"count": 6,
"results": [
{
"primary_photo": {
"href": "https://ap.rdcpix.com/40f598fe323360d977b87e9c7a421debl-m1994121185s-w1024_h768.jpg"
},
"last_update_date": "2024-12-05T22:21:11Z",
"tags": ["central_heat", "community_outdoor_space", "corner_lot"],
"permalink": "200-E-Main-St_Joy_IL_61260_M78916-17301",
"status": "for_sale",
"list_date": "2024-12-05T22:05:15.000000Z",
"price": 250000,
"address": "200 E Main St, Joy, IL 61260"
}
]
}
}
}

Additionally, the Get Property Details feature allows users to pass a property ID to receive comprehensive details about a specific property, including its features, pricing, and status.

3. United States Rental Estimation API

The United States Rental Estimation API unlocks the power of predictive real estate by providing accurate rental estimates based on user input. Users can specify an address, property type, and various filters to receive tailored rental estimates.

With the Estimate feature, users can input parameters such as "address" and "propertyType" to receive detailed rental estimates. The API analyzes local market trends and property characteristics to ensure accuracy.

{
"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",
"longitude": -104.946243,
"latitude": 39.68977,
"price": 2550,
"bedrooms": 2,
"bathrooms": 2,
"propertyType": "condo"
}
]
}

This API supports various property types, including Single Family, Condo, Townhouse, Duplex-Triplex, and Apartment, allowing users to tailor their rental estimates based on specific needs.

4. 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 ideal for landlords and property managers looking to assess rental values accurately.

With the Rental Estimate feature, users can input an address or latitude/longitude coordinates to receive rental estimates and similar listings. This tool enhances the accuracy of rental estimates by providing a comprehensive view of comparable properties.

{
"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"
}
]
}

This API supports various property types, including Single Family, Condo, Townhouse, Duplex-Triplex, and Apartment, allowing users to refine their searches based on specific property characteristics.

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 essential for real estate professionals and investors looking to analyze the UK property market.

With the Get Property Report feature, users can request information for a specific property by entering its address or postcode. This feature returns detailed information about the property, including previous sale prices and ownership data.

{
"property": {
"address": {
"paon": "2",
"street": "Park Drive",
"locality": "North Harrow",
"town": "Harrow",
"postcode": "HA2 7LT"
},
"type": "Semi Detached",
"transactionCount": 1,
"highestPricePaid": {
"value": 845000,
"amount": "845,000"
},
"estimatedCurrentValue": {
"value": 887632,
"amount": "887,632"
}
}
}

The Get Energy Performance feature returns an Energy Performance Certificate for a specific property, providing insights into its energy efficiency. This is crucial for buyers and renters concerned about energy costs.

{
"epc": {
"currentEnergyRating": "C",
"potentialEnergyRating": "B",
"totalFloorArea": {
"value": 70,
"amount": "70m"
}
}
}

Additionally, the Property List feature allows users to retrieve a list of properties in a specific postcode area, making it easier to analyze market trends in targeted locations.

{
"property": [
{
"address": {
"paon": "53",
"street": "Delaford Street",
"postcode": "SW6 7LU"
},
"pid": "ea329e4b1af6eaa55c73db67b4d48d35"
}
]
}

6. UAE Real Estate API

The UAE Real Estate API allows users to access real estate information in the UAE, including property listings and agency details. This API is ideal for developers looking to create applications that cater to the UAE real estate market.

The AutoComplete feature provides location suggestions based on user queries, retrieving the "External ID" of the location for further queries.

{
"hits": [
{
"id": 6669,
"name": "Abu Bakar Building",
"externalID": "10711"
}
]
}

After obtaining the external ID, users can utilize the Get Properties feature to retrieve a list of properties that match their query.

{
"hits": [
{
"id": 7566114,
"price": 19100.0,
"title": "SPACIOUS 1 BEDROOMI BEACH ACCESSI RESORT LIVING"
}
]
}

The Get Property Details feature allows users to obtain extensive details about a specific property using its external ID.

{
"id": 1677458,
"title": "Hot Offer Studio For Rent In Emirates Cluster International City",
"price": 2999.0
}

Lastly, the Get Agencies List feature retrieves a list of real estate agencies based on user queries, helping users find relevant contacts in the UAE market.

{
"hits": [
{
"id": 29811573,
"name": "Sobha Creek Vistas",
"location": "Dubai"
}
]
}

7. Australia Realty API

The Australia Realty API provides users with a way to query properties for sale, rent, and sold across Australia. This API is designed to help developers create real estate applications that allow users to find properties that match their needs.

The Get Properties List feature allows users to list properties with various options and filters, making it easy to find specific listings.

{
"totalResultsCount": 1039,
"results": [
{
"prettyUrl": "/buy/in-townsville/list-34",
"title": "Luxurious Urban Living in Malvern East"
}
]
}

With the Get Property Details feature, users can obtain detailed information about a specific property, including its description, price, and agent contact information.

{
"totalResultsCount": 1,
"results": [
{
"description": "Luxurious Urban Living in Malvern East",
"price": 850000
}
]
}

The Autocomplete feature allows users to specify a term to be autocompleted, enhancing the search experience for users looking for properties.

{
"_embedded": {
"suggestions": [
{
"display": {
"text": "4 Kirribilli Avenue, East Mackay, Qld 4740"
}
}
]
}
}

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. This API is particularly useful for educational platforms and learning portals.

The Random Questions feature provides a random list of multiple-choice or true/false questions, allowing users to test their knowledge on various topics.

{
"status": "success",
"data": [
{
"questionId": 1,
"questionDescription": "Personal property that, by its attachment to real property, is regarded as real estate is called",
"choices": [
{"choiceId": 5, "choiceDescription": "a fixture"},
{"choiceId": 6, "choiceDescription": "an appliance"}
]
}
]
}

The Questions and Answers feature delivers a list of questions along with their answers and feedback, helping users understand the concepts better.

{
"status": "success",
"data": [
{
"questionId": 1,
"questionDescription": "Personal property that, by its attachment to real property, is regarded as real estate is called",
"feedback": "When personal property is attached to real property to such an extent that a person cannot extract the item from the real property without damaging the real property, the item is a fixture."
}
]
}

Lastly, the Flashcards feature allows users to retrieve a list of flashcards with terms and definitions, aiding in the memorization of key concepts.

{
"status": "success",
"data": [
{
"questionId": 42,
"questionDescription": "Personal property that, by its attachment to real property, is regarded as real estate is called",
"choiceDescription": "a fixture"
}
]
}

Conclusion

In conclusion, the APIs discussed in this blog post represent some of the best tools available for developers in the real estate and housing sector in 2025. Each API offers unique features and capabilities that can significantly enhance applications related to property estimation, listings, and real estate education. By leveraging these APIs, developers can create powerful applications that provide users with accurate, real-time data, ultimately improving the overall experience in the real estate market.