Are you looking for new ASX dividend shares to buy? If you are and have $5,000 to invest, then read on.

Five that have recently been given buy ratings by analysts are listed below. Here's why they could be top picks for income investors right now:

Aspen Group Limited (ASX: APZ)

Analysts at Bell Potter think that Aspen Group could be an ASX dividend share to buy. It is a leading provider of quality affordable accommodation across residential, land lease, and holiday park communities.

The broker currently has a buy rating and $3.05 price target on its shares. As for income, it is forecasting dividends per share of 10 cents in FY 2025 and then 10.3 cents in FY 2026. Based on the current Aspen share price of $2.74, this will mean dividend yields of 3.6% and 3.8%, respectively.

Challenger Ltd (ASX: CGF)

Goldman Sachs thinks that annuities company Challenger could be an ASX dividend share to buy with your $5,000.

It likes Challenger due to its "exposure to the growing superannuation market." The broker currently has a buy rating and $7.30 price target on its shares.

In respect to dividends, Goldman is forecasting fully franked dividends of 28 cents per share in FY 2025 and then 29 cents per share in FY 2026. Based on the current Challenger share price of $5.51, this will mean dividend yields of 5.1% and 5.25%, respectively.

Dexus Convenience Retail REIT (ASX: DXC)

Bell Potter also thinks that Dexus Convenience Retail REIT could be an ASX dividend share to buy. It owns a portfolio of Australian service stations and convenience retail assets. The broker currently has a buy rating and $3.30 price target on its shares.

In respect to income, the broker expecting the company to pay dividends per share of 20.6 cents in FY 2025 and then 21 cents in FY 2026. Based on its current share price of $2.91, this implies dividend yields of 7.1% and 7.2%, respectively.

National Storage REIT (ASX: NSR)

A third ASX dividend share that has been named as a buy by analysts is National Storage. It is the largest self-storage provider in Australia and New Zealand, with over 260 locations providing tailored storage solutions to more than 97,000 residential and commercial customers.

The team at Citi is bullish on the company and has a buy rating and $2.70 price target on its shares. As for income, it is forecasting dividends per share of 11.3 cents in FY 2025 and then 11.9 cents in FY 2026.  Based on its current share price of $2.20, equates to dividend yields of 5.1% and 5.4%, respectively.

Telstra Group Ltd (ASX: TLS)

Goldman Sachs also thinks that Telstra could be an ASX dividend share to buy right now with $5,000. The broker has a buy rating and $4.50 price target on the telecommunications giant's shares.

In respect to income, Goldman is forecasting fully franked dividends of 19 cents per share in FY 2025 and then 20 cents per share in FY 2026. Based on the current Telstra share price of $4.08, this represents dividend yields of 4.65% and 4.9%, respectively.