---
title: "Rental Price Index Historical"
method: GET
path: "/v2/zip/rpi_historical"
tags: ["Zipcode Level"]
---

# Rental Price Index Historical

`GET /v2/zip/rpi_historical`

Review HouseCanary's proprietary historical rental return metrics for a ZIP code derived from the HouseCanary rental price index (RPI), for analysis of historical rental market price performance. 

Source: HouseCanary 

Pricing Tier: Premium 

Updated: Monthly

## Request Query Params

<table><tr><th>Property</th><th>Type</th><th>Description</th><th>Example</th></tr>
<tr><td>zipcode</td><td>string</td><td>5-digit zipcode</td><td>33019</td>
        </tr>
</table>

## Response

<table><tr><th>Field</th><th>Type</th><th>Description</th><th>Example</th></tr>
<tr><td>cagr_1_year</td><td>number</td><td>Historical 1-year compound annual growth rate (CAGR) in rental values</td><td>2.8</td>
        </tr>
<tr><td>cagr_5_years</td><td>number</td><td>Historical 5-year compound annual growth rate (CAGR) in rental values</td><td>4.5</td>
        </tr>
<tr><td>cagr_10_years</td><td>number</td><td>Historical 10-year compound annual growth rate (CAGR) in rental values</td><td>3.2</td>
        </tr>
<tr><td>returns_1_year</td><td>number</td><td>Rental value appreciation for the last year based on RPI</td><td>3.7</td>
        </tr>
<tr><td>returns_5_years</td><td>number</td><td>Rental value appreciation for the last 5 years based on RPI</td><td>18.6</td>
        </tr>
<tr><td>returns_10_years</td><td>number</td><td>Rental value appreciation for the last 10 years based on RPI</td><td>32.1</td>
        </tr>
</table>

## Query parameters

- `zipcode` string, required

## Response `200`

Success

- object[]
  - `zip/rpi_historical` object
    - `api_code_description` string
    - `api_code` unknown
    - `result` object, nullable
      - `cagr_1_year` number — Historical 1-year compound annual growth rate (CAGR) in rental values
      - `cagr_5_years` number — Historical 5-year compound annual growth rate (CAGR) in rental values
      - `cagr_10_years` number — Historical 10-year compound annual growth rate (CAGR) in rental values
      - `returns_1_year` number — Rental value appreciation for the last year based on RPI
      - `returns_5_years` number — Rental value appreciation for the last 5 years based on RPI
      - `returns_10_years` number — Rental value appreciation for the last 10 years based on RPI
  - `zipcode_info` ZipcodeInfo
    - `zip` string, nullable — 5-digit zip code

## Other responses

- `400` — Bad Request
- `401` — Unauthorized
- `429` — Rate limit exceeded

---

[API](https://skmtc.net/housecanary/apis/housecanary-analytics-and-portfolio-monitoring-apis.md) · [All operations](https://skmtc.net/housecanary/apis/housecanary-analytics-and-portfolio-monitoring-apis/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/housecanary/housecanary-analytics-and-portfolio-monitoring-apis/revisions/38afb6724de7/schema)